Cleaned up scripts; separated case data frame, clustering, and trace analysis into separate files
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code/09_case-characteristics.R
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187
code/09_case-characteristics.R
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# 09_user-navigation.R
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#
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# content: (1) Read data
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# (2) Extract characteristics for cases
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# (3) Select features for navigation behavior
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# (4) Export data frames
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#
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# input: results/haum/event_logfiles_2024-02-21_16-07-33.csv
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# output: results/haum/eventlogs_pre-corona_case-clusters.csv
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#
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# last mod: 2024-03-08
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# setwd("C:/Users/nwickelmaier/Nextcloud/Documents/MDS/2023ss/60100_master_thesis/analysis/code")
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source("R_helpers.R")
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#--------------- (1) Read data ---------------
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load("results/haum/eventlogs_pre-corona_cleaned.RData")
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# Select one year to handle number of cases
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dat <- dat[as.Date(dat$date.start) > "2018-12-31" &
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as.Date(dat$date.start) < "2020-01-01", ]
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#--------------- (2) Extract characteristics for cases ---------------
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datcase <- aggregate(cbind(distance, scaleSize, rotationDegree) ~
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case, dat, function(x) mean(x, na.rm = TRUE), na.action = NULL)
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datcase$length <- aggregate(item ~ case, dat, length)$item
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eventtab <- aggregate(event ~ case, dat, table)["case"]
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eventtab$nmove <- aggregate(event ~ case, dat, table)$event[, "move"]
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eventtab$nflipCard <- aggregate(event ~ case, dat, table)$event[, "flipCard"]
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eventtab$nopenTopic <- aggregate(event ~ case, dat, table)$event[, "openTopic"]
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eventtab$nopenPopup <- aggregate(event ~ case, dat, table)$event[, "openPopup"]
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topictab <- aggregate(topic ~ case, dat, table)["case"]
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topictab$artist <- aggregate(topic ~ case, dat, table)$topic[, 1]
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topictab$details <- aggregate(topic ~ case, dat, table)$topic[, 2]
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topictab$extra_info <- aggregate(topic ~ case, dat, table)$topic[, 3]
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topictab$komposition <- aggregate(topic ~ case, dat, table)$topic[, 4]
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topictab$leben_des_kunstwerks <- aggregate(topic ~ case, dat, table)$topic[, 5]
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topictab$licht_und_farbe <- aggregate(topic ~ case, dat, table)$topic[, 6]
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topictab$technik <- aggregate(topic ~ case, dat, table)$topic[, 7]
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topictab$thema <- aggregate(topic ~ case, dat, table)$topic[, 8]
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datcase <- datcase |>
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merge(eventtab, by = "case", all = TRUE) |>
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merge(topictab, by = "case", all = TRUE)
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rm(eventtab, topictab)
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datcase$ntopiccards <- aggregate(topic ~ case, dat,
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function(x) ifelse(all(is.na(x)), NA,
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length(na.omit(x))), na.action =
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NULL)$topic
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datcase$ntopics <- aggregate(topic ~ case, dat,
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function(x) ifelse(all(is.na(x)), NA,
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length(unique(na.omit(x)))), na.action =
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NULL)$topic
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datcase$nitems <- aggregate(item ~ case, dat, function(x)
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length(unique(x)), na.action = NULL)$item
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datcase$npaths <- aggregate(path ~ case, dat, function(x)
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length(unique(x)), na.action = NULL)$path
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datcase$vacation <- aggregate(vacation ~ case, dat,
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function(x) ifelse(all(is.na(x)), 0, 1),
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na.action = NULL)$vacation
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datcase$holiday <- aggregate(holiday ~ case, dat,
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function(x) ifelse(all(is.na(x)), 0, 1),
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na.action = NULL)$holiday
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datcase$weekend <- aggregate(weekdays ~ case, dat,
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function(x) ifelse(any(x %in% c("Saturday", "Sunday")), 1, 0),
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na.action = NULL)$weekdays
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datcase$morning <- aggregate(date.start ~ case, dat,
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function(x) ifelse(lubridate::hour(x[1]) > 13, 0, 1),
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na.action = NULL)$date.start
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dat_split <- split(dat, ~ case)
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dat_list <- pbapply::pblapply(dat_split, time_minmax_ms)
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dat_minmax <- dplyr::bind_rows(dat_list)
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datcase$min_time <- aggregate(min_time ~ case, dat_minmax, unique)$min_time
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datcase$max_time <- aggregate(max_time ~ case, dat_minmax, unique)$max_time
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datcase$duration <- datcase$max_time - datcase$min_time
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datcase$min_time <- NULL
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datcase$max_time <- NULL
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artworks <- unique(dat$item)[!unique(dat$item) %in% c("501", "502", "503")]
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datcase$infocardOnly <- pbapply::pbsapply(dat_split, check_infocards, artworks = artworks)
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# Clean up NAs
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datcase$distance <- ifelse(is.na(datcase$distance), 0, datcase$distance)
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datcase$scaleSize <- ifelse(is.na(datcase$scaleSize), 1, datcase$scaleSize)
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datcase$rotationDegree <- ifelse(is.na(datcase$rotationDegree), 0, datcase$rotationDegree)
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datcase$artist <- ifelse(is.na(datcase$artist), 0, datcase$artist)
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datcase$details <- ifelse(is.na(datcase$details), 0, datcase$details)
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datcase$extra_info <- ifelse(is.na(datcase$extra_info), 0, datcase$extra_info)
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datcase$komposition <- ifelse(is.na(datcase$komposition), 0, datcase$komposition)
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datcase$leben_des_kunstwerks <- ifelse(is.na(datcase$leben_des_kunstwerks), 0, datcase$leben_des_kunstwerks)
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datcase$licht_und_farbe <- ifelse(is.na(datcase$licht_und_farbe), 0, datcase$licht_und_farbe)
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datcase$technik <- ifelse(is.na(datcase$technik), 0, datcase$technik)
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datcase$thema <- ifelse(is.na(datcase$thema), 0, datcase$thema)
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datcase$ntopics <- ifelse(is.na(datcase$ntopics), 0, datcase$ntopics)
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datcase$ntopiccards <- ifelse(is.na(datcase$ntopiccards), 0, datcase$ntopiccards)
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#--------------- (3) Select features for navigation behavior ---------------
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# Features for navigation types for MTT:
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# - Scanning / Overviewing:
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# * Proportion of artworks looked at is high
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# * Duration per artwork is low: "ave_duration_item" / datcase$duration
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# - Exploring:
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# * Looking at additional information is high
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# - Searching / Studying:
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# * Proportion of artworks looked at is low
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# * Opening few cards
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# datcase$nflipCard / mean(datcase$nflipCard) or median(datcase$nflipCard) is low
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# * but for most cards popups are opened:
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# datcase$nopenPopup / datcase$nflipCard is high
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# - Wandering / Flitting:
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# * Proportion of moves is high
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# * Duration per case is low:
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# datcase$duration / mean(datcase$duration) or median(datcase$duration)
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# * Duration per artwork is low: "ave_duration_item" / datcase$duration
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dattree <- data.frame(case = datcase$case,
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PropItems = datcase$nitems / length(unique(dat$item)),
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SearchInfo = (datcase$nopenTopic +
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datcase$nopenPopup) / datcase$length,
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PropMoves = datcase$nmove / datcase$length,
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PathLinearity = datcase$nitems / datcase$npaths,
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Singularity = datcase$npaths / datcase$length
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)
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# centrality <- pbapply::pbsapply(dattree$case, get_centrality, data = dat)
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# save(centrality, file = "results/haum/tmp_centrality.RData")
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load("results/haum/tmp_centrality.RData")
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dattree$BetweenCentrality <- centrality
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# Average duration per item
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dat_split <- split(dat[, c("item", "case", "path", "timeMs.start", "timeMs.stop")], ~ path)
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dat_list <- pbapply::pblapply(dat_split, time_minmax_ms)
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dat_minmax <- dplyr::bind_rows(dat_list)
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tmp <- aggregate(min_time ~ path, dat_minmax, unique)
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tmp$max_time <- aggregate(max_time ~ path, dat_minmax, unique, na.action = NULL)$max_time
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tmp$duration <- tmp$max_time - tmp$min_time
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tmp$case <- aggregate(case ~ path, dat_minmax, unique)$case
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dattree$AvDurItem <- aggregate(duration ~ case, tmp, mean)$duration
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rm(tmp)
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# Indicator variable if table was used as info terminal only
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dattree$InfocardOnly <- factor(datcase$infocardOnly, levels = 0:1,
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labels = c("no", "yes"))
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# Add pattern to datcase; loosely based on Bousbia et al. (2009)
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dattree$Pattern <- "Dispersion"
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dattree$Pattern <- ifelse(dattree$PathLinearity > 0.8, "Scholar",
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dattree$Pattern)
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dattree$Pattern <- ifelse(dattree$PathLinearity <= 0.8 &
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dattree$BetweenCentrality >= 0.5, "Star",
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dattree$Pattern)
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dattree$Pattern <- factor(dattree$Pattern)
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dattree$AvDurItemNorm <- normalize(dattree$AvDurItem)
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#--------------- (4) Export data frames ---------------
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save(datcase, dattree, file = "results/haum/dataframes_case_2019.RData")
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write.table(datcase,
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file = "results/haum/datcase.csv",
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sep = ";",
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quote = FALSE,
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row.names = FALSE)
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write.table(datcase,
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file = "results/haum/dattree.csv",
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sep = ";",
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quote = FALSE,
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row.names = FALSE)
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# 09_user-navigation.R
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#
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# content: (1) Read data
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# (1.1) Read log event data
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# (1.2) Extract additional infos for clustering
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# (2) Clustering
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# (3) Fit tree
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# (4) Investigate variants
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#
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# input: results/haum/event_logfiles_2024-02-21_16-07-33.csv
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# output: results/haum/eventlogs_pre-corona_case-clusters.csv
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#
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# last mod: 2024-03-06
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# setwd("C:/Users/nwickelmaier/Nextcloud/Documents/MDS/2023ss/60100_master_thesis/analysis/code")
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library(bupaverse)
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library(factoextra)
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#--------------- (1) Read data ---------------
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#--------------- (1.1) Read log event data ---------------
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load("results/haum/eventlogs_pre-corona_cleaned.RData")
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# Select one year to handle number of cases
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dat <- dat[as.Date(dat$date.start) > "2018-12-31" &
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as.Date(dat$date.start) < "2020-01-01", ]
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#--------------- (1.2) Extract additional infos for clustering ---------------
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datcase <- aggregate(cbind(distance, scaleSize, rotationDegree) ~
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case, dat, function(x) mean(x, na.rm = TRUE), na.action = NULL)
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datcase$length <- aggregate(item ~ case, dat, length)$item
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eventtab <- aggregate(event ~ case, dat, table)["case"]
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eventtab$nmove <- aggregate(event ~ case, dat, table)$event[, "move"]
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eventtab$nflipCard <- aggregate(event ~ case, dat, table)$event[, "flipCard"]
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eventtab$nopenTopic <- aggregate(event ~ case, dat, table)$event[, "openTopic"]
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eventtab$nopenPopup <- aggregate(event ~ case, dat, table)$event[, "openPopup"]
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topictab <- aggregate(topic ~ case, dat, table)["case"]
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topictab$artist <- aggregate(topic ~ case, dat, table)$topic[, 1]
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topictab$details <- aggregate(topic ~ case, dat, table)$topic[, 2]
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topictab$extra_info <- aggregate(topic ~ case, dat, table)$topic[, 3]
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topictab$komposition <- aggregate(topic ~ case, dat, table)$topic[, 4]
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topictab$leben_des_kunstwerks <- aggregate(topic ~ case, dat, table)$topic[, 5]
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topictab$licht_und_farbe <- aggregate(topic ~ case, dat, table)$topic[, 6]
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topictab$technik <- aggregate(topic ~ case, dat, table)$topic[, 7]
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topictab$thema <- aggregate(topic ~ case, dat, table)$topic[, 8]
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datcase <- datcase |>
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merge(eventtab, by = "case", all = TRUE) |>
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merge(topictab, by = "case", all = TRUE)
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rm(eventtab, topictab)
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datcase$ntopiccards <- aggregate(topic ~ case, dat,
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function(x) ifelse(all(is.na(x)), NA,
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length(na.omit(x))), na.action =
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NULL)$topic
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datcase$ntopics <- aggregate(topic ~ case, dat,
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function(x) ifelse(all(is.na(x)), NA,
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length(unique(na.omit(x)))), na.action =
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NULL)$topic
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datcase$nitems <- aggregate(item ~ case, dat, function(x)
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length(unique(x)), na.action = NULL)$item
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datcase$npaths <- aggregate(path ~ case, dat, function(x)
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length(unique(x)), na.action = NULL)$path
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datcase$vacation <- aggregate(vacation ~ case, dat,
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function(x) ifelse(all(is.na(x)), 0, 1),
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na.action = NULL)$vacation
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datcase$holiday <- aggregate(holiday ~ case, dat,
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function(x) ifelse(all(is.na(x)), 0, 1),
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na.action = NULL)$holiday
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datcase$weekend <- aggregate(weekdays ~ case, dat,
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function(x) ifelse(any(x %in% c("Saturday", "Sunday")), 1, 0),
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na.action = NULL)$weekdays
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datcase$morning <- aggregate(date.start ~ case, dat,
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function(x) ifelse(lubridate::hour(x[1]) > 13, 0, 1),
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na.action = NULL)$date.start
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dat_split <- split(dat, ~ case)
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time_minmax_ms <- function(subdata) {
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subdata$min_time <- min(subdata$timeMs.start)
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if (all(is.na(subdata$timeMs.stop))) {
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subdata$max_time <- NA
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} else {
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subdata$max_time <- max(subdata$timeMs.stop, na.rm = TRUE)
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}
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subdata
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}
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# TODO: Move to helper file
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dat_list <- pbapply::pblapply(dat_split, time_minmax_ms)
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dat_minmax <- dplyr::bind_rows(dat_list)
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datcase$min_time <- aggregate(min_time ~ case, dat_minmax, unique)$min_time
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datcase$max_time <- aggregate(max_time ~ case, dat_minmax, unique)$max_time
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datcase$duration <- datcase$max_time - datcase$min_time
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datcase$min_time <- NULL
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datcase$max_time <- NULL
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check_infocards <- function(subdata, artworks) {
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infocard_only <- NULL
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if(any(unique(subdata$item) %in% artworks)) {
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infocard_only <- FALSE
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} else {
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infocard_only <- TRUE
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}
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as.numeric(infocard_only)
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}
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# TODO: Move to helper file
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artworks <- unique(dat$item)[!unique(dat$item) %in% c("501", "502", "503")]
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datcase$infocardOnly <- pbapply::pbsapply(dat_split, check_infocards, artworks = artworks)
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# Clean up NAs
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datcase$distance <- ifelse(is.na(datcase$distance), 0, datcase$distance)
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datcase$scaleSize <- ifelse(is.na(datcase$scaleSize), 1, datcase$scaleSize)
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datcase$rotationDegree <- ifelse(is.na(datcase$rotationDegree), 0, datcase$rotationDegree)
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datcase$artist <- ifelse(is.na(datcase$artist), 0, datcase$artist)
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datcase$details <- ifelse(is.na(datcase$details), 0, datcase$details)
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datcase$extra_info <- ifelse(is.na(datcase$extra_info), 0, datcase$extra_info)
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datcase$komposition <- ifelse(is.na(datcase$komposition), 0, datcase$komposition)
|
|
||||||
datcase$leben_des_kunstwerks <- ifelse(is.na(datcase$leben_des_kunstwerks), 0, datcase$leben_des_kunstwerks)
|
|
||||||
datcase$licht_und_farbe <- ifelse(is.na(datcase$licht_und_farbe), 0, datcase$licht_und_farbe)
|
|
||||||
datcase$technik <- ifelse(is.na(datcase$technik), 0, datcase$technik)
|
|
||||||
datcase$thema <- ifelse(is.na(datcase$thema), 0, datcase$thema)
|
|
||||||
datcase$ntopics <- ifelse(is.na(datcase$ntopics), 0, datcase$ntopics)
|
|
||||||
datcase$ntopiccards <- ifelse(is.na(datcase$ntopiccards), 0, datcase$ntopiccards)
|
|
||||||
|
|
||||||
cor_mat <- cor(datcase[, -1], use = "pairwise")
|
|
||||||
diag(cor_mat) <- NA
|
|
||||||
heatmap(cor_mat)
|
|
||||||
|
|
||||||
|
|
||||||
normalize <- function(x) {
|
|
||||||
(x - min(x)) / (max(x) - min(x))
|
|
||||||
}
|
|
||||||
# TODO: Move to helper file
|
|
||||||
|
|
||||||
# Features for navigation types for MTT:
|
|
||||||
# - Scanning / Overviewing:
|
|
||||||
# * Proportion of artworks looked at is high
|
|
||||||
# * Duration per artwork is low: "ave_duration_item" / datcase$duration
|
|
||||||
# - Exploring:
|
|
||||||
# * Looking at additional information is high
|
|
||||||
# - Searching / Studying:
|
|
||||||
# * Proportion of artworks looked at is low
|
|
||||||
# * Opening few cards
|
|
||||||
# datcase$nflipCard / mean(datcase$nflipCard) or median(datcase$nflipCard) is low
|
|
||||||
# * but for most cards popups are opened:
|
|
||||||
# datcase$nopenPopup / datcase$nflipCard is high
|
|
||||||
# - Wandering / Flitting:
|
|
||||||
# * Proportion of moves is high
|
|
||||||
# * Duration per case is low:
|
|
||||||
# datcase$duration / mean(datcase$duration) or median(datcase$duration)
|
|
||||||
# * Duration per artwork is low: "ave_duration_item" / datcase$duration
|
|
||||||
|
|
||||||
dattree <- data.frame(case = datcase$case,
|
|
||||||
PropItems = datcase$nitems / length(unique(dat$item)),
|
|
||||||
SearchInfo = datcase$nopenTopic + datcase$nopenPopup,
|
|
||||||
PropMoves = datcase$nmove / datcase$length,
|
|
||||||
PathLinearity = datcase$nitems / datcase$npaths,
|
|
||||||
Singularity = datcase$npaths / datcase$length
|
|
||||||
)
|
|
||||||
|
|
||||||
dattree$SearchInfo <- ifelse(is.na(dattree$NumTopic), 0, dattree$NumTopic)
|
|
||||||
|
|
||||||
get_centrality <- function(case, data) {
|
|
||||||
|
|
||||||
data$start <- data$date.start
|
|
||||||
data$complete <- data$date.stop
|
|
||||||
|
|
||||||
alog <- activitylog(data[data$case == case, ],
|
|
||||||
case_id = "case",
|
|
||||||
activity_id = "item",
|
|
||||||
resource_id = "path",
|
|
||||||
timestamps = c("start", "complete"))
|
|
||||||
|
|
||||||
net <- process_map(alog, render = FALSE)
|
|
||||||
inet <- DiagrammeR::to_igraph(net)
|
|
||||||
|
|
||||||
#c(igraph::centr_degree(inet, loops = FALSE)$centralization,
|
|
||||||
# igraph::centr_degree(inet, loops = TRUE)$centralization,
|
|
||||||
# igraph::centr_betw(inet)$centralization)
|
|
||||||
igraph::centr_betw(inet)$centralization
|
|
||||||
}
|
|
||||||
# TODO: Move to helper file
|
|
||||||
|
|
||||||
centrality <- pbapply::pblapply(dattree$case, get_centrality, data = dat)
|
|
||||||
centrality <- do.call(rbind, centrality)
|
|
||||||
|
|
||||||
# save(centrality, file = "results/haum/tmp_centrality.RData")
|
|
||||||
#load("results/haum/tmp_centrality.RData")
|
|
||||||
|
|
||||||
dattree$BetweenCentrality <- unlist(centrality)
|
|
||||||
|
|
||||||
# Average duration per item
|
|
||||||
dat_split <- split(dat[, c("item", "case", "path", "timeMs.start", "timeMs.stop")], ~ path)
|
|
||||||
dat_list <- pbapply::pblapply(dat_split, time_minmax_ms)
|
|
||||||
dat_minmax <- dplyr::bind_rows(dat_list)
|
|
||||||
|
|
||||||
tmp <- aggregate(min_time ~ path, dat_minmax, unique)
|
|
||||||
tmp$max_time <- aggregate(max_time ~ path, dat_minmax, unique, na.action = NULL)$max_time
|
|
||||||
tmp$duration <- tmp$max_time - tmp$min_time
|
|
||||||
tmp$case <- aggregate(case ~ path, dat_minmax, unique)$case
|
|
||||||
|
|
||||||
dattree$AvDurItem <- aggregate(duration ~ case, tmp, mean)$duration
|
|
||||||
|
|
||||||
rm(tmp)
|
|
||||||
|
|
||||||
# Indicator variable if table was used as info terminal only
|
|
||||||
dattree$InfocardOnly <- factor(datcase$infocardOnly, levels = 0:1,
|
|
||||||
labels = c("no", "yes"))
|
|
||||||
|
|
||||||
# Add pattern to datcase; loosely based on Bousbia et al. (2009)
|
|
||||||
dattree$Pattern <- "Dispersion"
|
|
||||||
dattree$Pattern <- ifelse(dattree$PathLinearity > 0.8 & dattree$Singularity > 0.8, "Scholar",
|
|
||||||
dattree$Pattern)
|
|
||||||
dattree$Pattern <- ifelse(dattree$PathLinearity <= 0.8 &
|
|
||||||
dattree$BetweenCentrality > 0.5, "Star",
|
|
||||||
dattree$Pattern)
|
|
||||||
dattree$Pattern <- factor(dattree$Pattern)
|
|
||||||
# TODO: Get rid of PathLinearity and Singularity as features when I am
|
|
||||||
# using Pattern?
|
|
||||||
|
|
||||||
dattree$PathLinearity <- NULL
|
|
||||||
dattree$Singularity <- NULL
|
|
||||||
dattree$BetweenCentrality <- NULL
|
|
||||||
|
|
||||||
summary(dattree)
|
|
||||||
|
|
||||||
plot(dattree[, -1], pch = ".")
|
|
||||||
|
|
||||||
par(mfrow = c(2,4))
|
|
||||||
hist(dattree$AvDurItem, breaks = 50, main = "")
|
|
||||||
hist(dattree$NumItems, breaks = 50, main = "")
|
|
||||||
hist(dattree$NumTopic, breaks = 50, main = "")
|
|
||||||
hist(dattree$NumPopup, breaks = 50, main = "")
|
|
||||||
hist(dattree$PropMoves, breaks = 50, main = "")
|
|
||||||
hist(dattree$PathLinearity, breaks = 50, main = "")
|
|
||||||
hist(dattree$Singularity, breaks = 50, main = "")
|
|
||||||
hist(dattree$BetweenCentrality, breaks = 50, main = "")
|
|
||||||
|
|
||||||
#++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
|
||||||
# Remove cases with extreme outliers
|
|
||||||
# TODO: Do I want this???
|
|
||||||
|
|
||||||
quantile(datcase$nopenTopic, 0.999)
|
|
||||||
quantile(datcase$nopenPopup, 0.999)
|
|
||||||
|
|
||||||
dattree <- dattree[!(dattree$NumTopic > 40 | dattree$NumPopup > 40), ]
|
|
||||||
|
|
||||||
plot(dattree[, -1], pch = ".")
|
|
||||||
|
|
||||||
par(mfrow = c(2,4))
|
|
||||||
hist(dattree$AvDurItem, breaks = 50, main = "")
|
|
||||||
hist(dattree$NumItems, breaks = 50, main = "")
|
|
||||||
hist(dattree$NumTopic, breaks = 50, main = "")
|
|
||||||
hist(dattree$NumPopup, breaks = 50, main = "")
|
|
||||||
hist(dattree$PropMoves, breaks = 50, main = "")
|
|
||||||
hist(dattree$PathLinearity, breaks = 50, main = "")
|
|
||||||
hist(dattree$Singularity, breaks = 50, main = "")
|
|
||||||
hist(dattree$BetweenCentrality, breaks = 50, main = "")
|
|
||||||
#++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
|
||||||
|
|
||||||
#--------------- (2) Clustering ---------------
|
|
||||||
|
|
||||||
df <- dattree[, -1] # remove case variable
|
|
||||||
|
|
||||||
# Normalize Duration and SearchInfo
|
|
||||||
df$AvDurItem <- normalize(df$AvDurItem)
|
|
||||||
df$SearchInfo <- normalize(df$SearchInfo)
|
|
||||||
|
|
||||||
summary(df)
|
|
||||||
|
|
||||||
# Look at collinearity
|
|
||||||
cor_mat <- cor(df)
|
|
||||||
diag(cor_mat) <- NA
|
|
||||||
heatmap(cor_mat)
|
|
||||||
|
|
||||||
#--------------- (2.2) Hierarchical clustering ---------------
|
|
||||||
|
|
||||||
dist_mat <- cluster::daisy(df, metric = "gower")
|
|
||||||
|
|
||||||
# "Flatten" with MDS
|
|
||||||
coor_2d <- as.data.frame(cmdscale(dist_mat, k = 2))
|
|
||||||
coor_3d <- as.data.frame(cmdscale(dist_mat, k = 3))
|
|
||||||
# TODO: Better use MASS::isoMDS() since I am not using Euclidean distances?
|
|
||||||
|
|
||||||
plot(coor_2d)
|
|
||||||
rgl::plot3d(coor_3d)
|
|
||||||
|
|
||||||
method <- c(average = "average", single = "single", complete = "complete",
|
|
||||||
ward = "ward")
|
|
||||||
|
|
||||||
method <- "ward"
|
|
||||||
|
|
||||||
hcs <- pbapply::pblapply(method, function(x) cluster::agnes(dist_mat, method = x))
|
|
||||||
acs <- pbapply::pbsapply(hcs, function(x) x$ac)
|
|
||||||
|
|
||||||
hc <- hcs$ward
|
|
||||||
|
|
||||||
# Something like a scree plot (??)
|
|
||||||
plot(rev(hc$height)[1:100], type = "b", pch = 16, cex = .5)
|
|
||||||
|
|
||||||
k <- 4
|
|
||||||
|
|
||||||
mycols <- c("#78004B", "#FF6900", "#3CB4DC", "#91C86E")
|
|
||||||
|
|
||||||
cluster <- cutree(as.hclust(hc), k = k)
|
|
||||||
|
|
||||||
table(cluster)
|
|
||||||
|
|
||||||
plot(coor_2d, col = mycols[cluster])
|
|
||||||
legend("topleft", paste("Cl", 1:4), col = mycols, pch = 21)
|
|
||||||
rgl::plot3d(coor_3d, col = mycols[cluster])
|
|
||||||
|
|
||||||
table(dattree[cluster == 1, "Pattern"])
|
|
||||||
table(dattree[cluster == 2, "Pattern"])
|
|
||||||
table(dattree[cluster == 3, "Pattern"])
|
|
||||||
table(dattree[cluster == 4, "Pattern"])
|
|
||||||
|
|
||||||
table(dattree[cluster == 1, "InfocardOnly"])
|
|
||||||
table(dattree[cluster == 2, "InfocardOnly"])
|
|
||||||
table(dattree[cluster == 3, "InfocardOnly"])
|
|
||||||
table(dattree[cluster == 4, "InfocardOnly"])
|
|
||||||
|
|
||||||
aggregate(. ~ cluster, df, mean)
|
|
||||||
|
|
||||||
aggregate(cbind(duration, distance, scaleSize, rotationDegree, length,
|
|
||||||
nmove, nflipCard, nopenTopic, nopenPopup) ~ cluster, datcase,
|
|
||||||
mean)
|
|
||||||
|
|
||||||
### Look at selected cases ###########################################
|
|
||||||
tmp <- dat
|
|
||||||
tmp$start <- tmp$date.start
|
|
||||||
tmp$complete <- tmp$date.stop
|
|
||||||
|
|
||||||
alog <- activitylog(tmp[tmp$case == 24016, ],
|
|
||||||
case_id = "case",
|
|
||||||
activity_id = "item",
|
|
||||||
resource_id = "path",
|
|
||||||
timestamps = c("start", "complete"))
|
|
||||||
|
|
||||||
process_map(alog)
|
|
||||||
|
|
||||||
rm(tmp)
|
|
||||||
|
|
||||||
######################################################################
|
|
||||||
|
|
||||||
res <- merge(dat, data.frame(case = dattree$case, cluster),
|
|
||||||
by = "case", all.x = TRUE)
|
|
||||||
res <- res[order(res$fileId.start, res$date.start, res$timeMs.start), ]
|
|
||||||
|
|
||||||
xtabs( ~ item + cluster, res)
|
|
||||||
aggregate(event ~ cluster, res, table)
|
|
||||||
|
|
||||||
# Look at clusters
|
|
||||||
par(mfrow = c(2, 2))
|
|
||||||
vioplot::vioplot(duration ~ cluster, res)
|
|
||||||
vioplot::vioplot(distance ~ cluster, res)
|
|
||||||
vioplot::vioplot(scaleSize ~ cluster, res)
|
|
||||||
vioplot::vioplot(rotationDegree ~ cluster, res)
|
|
||||||
|
|
||||||
aggregate(cbind(duration, distance, scaleSize, rotationDegree) ~ cluster, res, mean)
|
|
||||||
aggregate(cbind(duration, distance, scaleSize, rotationDegree) ~ cluster, res, median)
|
|
||||||
|
|
||||||
write.table(res,
|
|
||||||
file = "results/haum/eventlogs_2019_case-clusters.csv",
|
|
||||||
sep = ";",
|
|
||||||
quote = FALSE,
|
|
||||||
row.names = FALSE)
|
|
||||||
|
|
||||||
save(res, dist_mat, hcs, acs, datcase, dattree, coor_2d, coor_3d,
|
|
||||||
file = "results/haum/tmp_user-navigation.RData")
|
|
||||||
|
|
||||||
#--------------- (3) Fit tree ---------------
|
|
||||||
|
|
||||||
library(rpart)
|
|
||||||
library(partykit)
|
|
||||||
|
|
||||||
c1 <- rpart(as.factor(cluster) ~ ., data = dattree[, -1], method = "class")
|
|
||||||
plot(as.party(c1))
|
|
||||||
|
|
||||||
# with conditional tree
|
|
||||||
c2 <- ctree(as.factor(cluster) ~ ., data = dattree[, -1], alpha = 0)
|
|
||||||
plot(c2)
|
|
||||||
|
|
||||||
#--------------- (4) Investigate variants ---------------
|
|
||||||
|
|
||||||
res$start <- res$date.start
|
|
||||||
res$complete <- res$date.stop
|
|
||||||
|
|
||||||
alog <- activitylog(res,
|
|
||||||
case_id = "case",
|
|
||||||
activity_id = "item",
|
|
||||||
resource_id = "path",
|
|
||||||
timestamps = c("start", "complete"))
|
|
||||||
|
|
||||||
trace_explorer(alog, n_traces = 25)
|
|
||||||
# --> sequences of artworks are just too rare
|
|
||||||
|
|
||||||
tr <- traces(alog)
|
|
||||||
trace_length <- pbapply::pbsapply(strsplit(tr$trace, ","), length)
|
|
||||||
tr[trace_length > 10, ]
|
|
||||||
|
|
||||||
trace_varied <- pbapply::pbsapply(strsplit(tr$trace, ","), function(x) length(unique(x)))
|
|
||||||
tr[trace_varied > 1, ]
|
|
||||||
table(tr[trace_varied > 2, "absolute_frequency"])
|
|
||||||
table(tr[trace_varied > 3, "absolute_frequency"])
|
|
||||||
|
|
||||||
summary(tr$absolute_frequency)
|
|
||||||
vioplot::vioplot(tr$absolute_frequency)
|
|
||||||
|
|
||||||
# Power law for frequencies of traces
|
|
||||||
tab <- table(tr$absolute_frequency)
|
|
||||||
x <- as.numeric(tab)
|
|
||||||
y <- as.numeric(names(tab))
|
|
||||||
|
|
||||||
plot(x, y, log = "xy")
|
|
||||||
p1 <- lm(log(y) ~ log(x))
|
|
||||||
pre <- exp(coef(p1)[1]) * x^coef(p1)[2]
|
|
||||||
lines(x, pre)
|
|
||||||
|
|
||||||
|
|
||||||
# Look at individual traces as examples
|
|
||||||
tr[trace_varied == 5 & trace_length > 50, ]
|
|
||||||
# --> every variant exists only once, of course
|
|
||||||
datcase[datcase$nitems == 5 & datcase$length > 50,]
|
|
||||||
|
|
||||||
pbapply::pbsapply(datcase[, -c(1, 9)], median)
|
|
||||||
|
|
||||||
#ex <- datcase[datcase$nitems == 4 & datcase$length == 15,]
|
|
||||||
ex <- datcase[datcase$nitems == 5,]
|
|
||||||
ex <- ex[sample(1:nrow(ex), 20), ]
|
|
||||||
# --> pretty randomly chosen... TODO:
|
|
||||||
|
|
||||||
case_ids <- NULL
|
|
||||||
|
|
||||||
for (case in ex$case) {
|
|
||||||
if ("080" %in% res$item[res$case == case] | "503" %in% res$item[res$case == case]) {
|
|
||||||
case_ids <- c(case_ids, TRUE)
|
|
||||||
} else {
|
|
||||||
case_ids <- c(case_ids, FALSE)
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
cases <- ex$case[case_ids]
|
|
||||||
|
|
||||||
|
|
||||||
for (case in cases) {
|
|
||||||
|
|
||||||
alog <- activitylog(res[res$case == case, ],
|
|
||||||
case_id = "case",
|
|
||||||
activity_id = "item",
|
|
||||||
resource_id = "path",
|
|
||||||
timestamps = c("start", "complete"))
|
|
||||||
|
|
||||||
dfg <- process_map(alog,
|
|
||||||
type_nodes = frequency("absolute", color_scale = "Greys"),
|
|
||||||
type_edges = frequency("absolute", color_edges = "#FF6900"),
|
|
||||||
rankdir = "LR",
|
|
||||||
render = FALSE)
|
|
||||||
export_map(dfg,
|
|
||||||
file_name = paste0("results/processmaps/dfg_example_cases_", case, "_R.pdf"),
|
|
||||||
file_type = "pdf",
|
|
||||||
title = paste("Case", case))
|
|
||||||
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
141
code/10_user-navigation.R
Normal file
141
code/10_user-navigation.R
Normal file
@ -0,0 +1,141 @@
|
|||||||
|
# 10_user-navigation.R
|
||||||
|
#
|
||||||
|
# content: (1) Load data
|
||||||
|
# (2) Clustering
|
||||||
|
# (3) Fit tree
|
||||||
|
# (4) Investigate variants
|
||||||
|
#
|
||||||
|
# input: results/haum/event_logfiles_2024-02-21_16-07-33.csv
|
||||||
|
# output: results/haum/eventlogs_pre-corona_case-clusters.csv
|
||||||
|
#
|
||||||
|
# last mod: 2024-03-08
|
||||||
|
|
||||||
|
|
||||||
|
# setwd("C:/Users/nwickelmaier/Nextcloud/Documents/MDS/2023ss/60100_master_thesis/analysis/code")
|
||||||
|
|
||||||
|
library(bupaverse)
|
||||||
|
library(factoextra)
|
||||||
|
library(rpart)
|
||||||
|
library(partykit)
|
||||||
|
|
||||||
|
#--------------- (1) Load data ---------------
|
||||||
|
|
||||||
|
load("results/haum/dataframes_case_2019.RData")
|
||||||
|
|
||||||
|
#--------------- (2) Clustering ---------------
|
||||||
|
|
||||||
|
df <- dattree[, -1]
|
||||||
|
|
||||||
|
summary(df)
|
||||||
|
|
||||||
|
# Look at collinearity
|
||||||
|
cor_mat <- cor(df)
|
||||||
|
diag(cor_mat) <- NA
|
||||||
|
heatmap(cor_mat)
|
||||||
|
|
||||||
|
#--------------- (2.2) Hierarchical clustering ---------------
|
||||||
|
|
||||||
|
dist_mat <- cluster::daisy(df, metric = "gower")
|
||||||
|
|
||||||
|
# "Flatten" with MDS
|
||||||
|
coor_2d <- as.data.frame(cmdscale(dist_mat, k = 2))
|
||||||
|
coor_3d <- as.data.frame(cmdscale(dist_mat, k = 3))
|
||||||
|
# TODO: Better use MASS::isoMDS() since I am not using Euclidean distances?
|
||||||
|
|
||||||
|
plot(coor_2d)
|
||||||
|
rgl::plot3d(coor_3d)
|
||||||
|
|
||||||
|
method <- c(average = "average", single = "single", complete = "complete",
|
||||||
|
ward = "ward")
|
||||||
|
|
||||||
|
method <- "ward"
|
||||||
|
|
||||||
|
hcs <- pbapply::pblapply(method, function(x) cluster::agnes(dist_mat, method = x))
|
||||||
|
acs <- pbapply::pbsapply(hcs, function(x) x$ac)
|
||||||
|
|
||||||
|
hc <- hcs$ward
|
||||||
|
|
||||||
|
# Something like a scree plot (??)
|
||||||
|
plot(rev(hc$height)[1:100], type = "b", pch = 16, cex = .5)
|
||||||
|
|
||||||
|
k <- 4
|
||||||
|
|
||||||
|
mycols <- c("#78004B", "#FF6900", "#3CB4DC", "#91C86E")
|
||||||
|
|
||||||
|
cluster <- cutree(as.hclust(hc), k = k)
|
||||||
|
|
||||||
|
table(cluster)
|
||||||
|
|
||||||
|
plot(coor_2d, col = mycols[cluster])
|
||||||
|
legend("topleft", paste("Cl", 1:4), col = mycols, pch = 21)
|
||||||
|
rgl::plot3d(coor_3d, col = mycols[cluster])
|
||||||
|
|
||||||
|
table(dattree[cluster == 1, "Pattern"])
|
||||||
|
table(dattree[cluster == 2, "Pattern"])
|
||||||
|
table(dattree[cluster == 3, "Pattern"])
|
||||||
|
table(dattree[cluster == 4, "Pattern"])
|
||||||
|
|
||||||
|
table(dattree[cluster == 1, "InfocardOnly"])
|
||||||
|
table(dattree[cluster == 2, "InfocardOnly"])
|
||||||
|
table(dattree[cluster == 3, "InfocardOnly"])
|
||||||
|
table(dattree[cluster == 4, "InfocardOnly"])
|
||||||
|
|
||||||
|
aggregate(. ~ cluster, df, mean)
|
||||||
|
|
||||||
|
aggregate(cbind(duration, distance, scaleSize, rotationDegree, length,
|
||||||
|
nmove, nflipCard, nopenTopic, nopenPopup) ~ cluster, datcase,
|
||||||
|
mean)
|
||||||
|
|
||||||
|
### Look at selected cases ###########################################
|
||||||
|
tmp <- dat
|
||||||
|
tmp$start <- tmp$date.start
|
||||||
|
tmp$complete <- tmp$date.stop
|
||||||
|
|
||||||
|
alog <- activitylog(tmp[tmp$case == 24016, ],
|
||||||
|
case_id = "case",
|
||||||
|
activity_id = "item",
|
||||||
|
resource_id = "path",
|
||||||
|
timestamps = c("start", "complete"))
|
||||||
|
|
||||||
|
process_map(alog)
|
||||||
|
|
||||||
|
rm(tmp)
|
||||||
|
|
||||||
|
######################################################################
|
||||||
|
|
||||||
|
res <- merge(dat, data.frame(case = dattree$case, cluster),
|
||||||
|
by = "case", all.x = TRUE)
|
||||||
|
res <- res[order(res$fileId.start, res$date.start, res$timeMs.start), ]
|
||||||
|
|
||||||
|
xtabs( ~ item + cluster, res)
|
||||||
|
aggregate(event ~ cluster, res, table)
|
||||||
|
|
||||||
|
# Look at clusters
|
||||||
|
par(mfrow = c(2, 2))
|
||||||
|
vioplot::vioplot(duration ~ cluster, res)
|
||||||
|
vioplot::vioplot(distance ~ cluster, res)
|
||||||
|
vioplot::vioplot(scaleSize ~ cluster, res)
|
||||||
|
vioplot::vioplot(rotationDegree ~ cluster, res)
|
||||||
|
|
||||||
|
aggregate(cbind(duration, distance, scaleSize, rotationDegree) ~ cluster, res, mean)
|
||||||
|
aggregate(cbind(duration, distance, scaleSize, rotationDegree) ~ cluster, res, median)
|
||||||
|
|
||||||
|
write.table(res,
|
||||||
|
file = "results/haum/eventlogs_2019_case-clusters.csv",
|
||||||
|
sep = ";",
|
||||||
|
quote = FALSE,
|
||||||
|
row.names = FALSE)
|
||||||
|
|
||||||
|
save(res, dist_mat, hcs, acs, datcase, dattree, coor_2d, coor_3d,
|
||||||
|
file = "results/haum/tmp_user-navigation.RData")
|
||||||
|
|
||||||
|
#--------------- (3) Fit tree ---------------
|
||||||
|
|
||||||
|
c1 <- rpart(as.factor(cluster) ~ ., data = dattree[, -1], method = "class")
|
||||||
|
plot(as.party(c1))
|
||||||
|
|
||||||
|
# with conditional tree
|
||||||
|
c2 <- ctree(as.factor(cluster) ~ ., data = dattree[, -1], alpha = 0)
|
||||||
|
plot(c2)
|
||||||
|
|
||||||
|
|
||||||
101
code/11_investigate-variants.R
Normal file
101
code/11_investigate-variants.R
Normal file
@ -0,0 +1,101 @@
|
|||||||
|
# 11_investigate-variants.R
|
||||||
|
#
|
||||||
|
# content: (1) Read data
|
||||||
|
# (2) Extract characteristics for cases
|
||||||
|
# (3) Select features for navigation behavior
|
||||||
|
# (4) Export data frames
|
||||||
|
#
|
||||||
|
# input: results/haum/event_logfiles_2024-02-21_16-07-33.csv
|
||||||
|
# output: results/haum/eventlogs_pre-corona_case-clusters.csv
|
||||||
|
#
|
||||||
|
# last mod: 2024-03-08
|
||||||
|
|
||||||
|
# setwd("C:/Users/nwickelmaier/Nextcloud/Documents/MDS/2023ss/60100_master_thesis/analysis/code")
|
||||||
|
|
||||||
|
#--------------- (1) Read data ---------------
|
||||||
|
|
||||||
|
load("results/haum/eventlogs_pre-corona_cleaned.RData")
|
||||||
|
|
||||||
|
#--------------- (4) Investigate variants ---------------
|
||||||
|
|
||||||
|
res$start <- res$date.start
|
||||||
|
res$complete <- res$date.stop
|
||||||
|
|
||||||
|
alog <- activitylog(res,
|
||||||
|
case_id = "case",
|
||||||
|
activity_id = "item",
|
||||||
|
resource_id = "path",
|
||||||
|
timestamps = c("start", "complete"))
|
||||||
|
|
||||||
|
trace_explorer(alog, n_traces = 25)
|
||||||
|
# --> sequences of artworks are just too rare
|
||||||
|
|
||||||
|
tr <- traces(alog)
|
||||||
|
trace_length <- pbapply::pbsapply(strsplit(tr$trace, ","), length)
|
||||||
|
tr[trace_length > 10, ]
|
||||||
|
|
||||||
|
trace_varied <- pbapply::pbsapply(strsplit(tr$trace, ","), function(x) length(unique(x)))
|
||||||
|
tr[trace_varied > 1, ]
|
||||||
|
table(tr[trace_varied > 2, "absolute_frequency"])
|
||||||
|
table(tr[trace_varied > 3, "absolute_frequency"])
|
||||||
|
|
||||||
|
summary(tr$absolute_frequency)
|
||||||
|
vioplot::vioplot(tr$absolute_frequency)
|
||||||
|
|
||||||
|
# Power law for frequencies of traces
|
||||||
|
tab <- table(tr$absolute_frequency)
|
||||||
|
x <- as.numeric(tab)
|
||||||
|
y <- as.numeric(names(tab))
|
||||||
|
|
||||||
|
plot(x, y, log = "xy")
|
||||||
|
p1 <- lm(log(y) ~ log(x))
|
||||||
|
pre <- exp(coef(p1)[1]) * x^coef(p1)[2]
|
||||||
|
lines(x, pre)
|
||||||
|
|
||||||
|
|
||||||
|
# Look at individual traces as examples
|
||||||
|
tr[trace_varied == 5 & trace_length > 50, ]
|
||||||
|
# --> every variant exists only once, of course
|
||||||
|
datcase[datcase$nitems == 5 & datcase$length > 50,]
|
||||||
|
|
||||||
|
pbapply::pbsapply(datcase[, -c(1, 9)], median)
|
||||||
|
|
||||||
|
#ex <- datcase[datcase$nitems == 4 & datcase$length == 15,]
|
||||||
|
ex <- datcase[datcase$nitems == 5,]
|
||||||
|
ex <- ex[sample(1:nrow(ex), 20), ]
|
||||||
|
# --> pretty randomly chosen... TODO:
|
||||||
|
|
||||||
|
case_ids <- NULL
|
||||||
|
|
||||||
|
for (case in ex$case) {
|
||||||
|
if ("080" %in% res$item[res$case == case] | "503" %in% res$item[res$case == case]) {
|
||||||
|
case_ids <- c(case_ids, TRUE)
|
||||||
|
} else {
|
||||||
|
case_ids <- c(case_ids, FALSE)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
cases <- ex$case[case_ids]
|
||||||
|
|
||||||
|
|
||||||
|
for (case in cases) {
|
||||||
|
|
||||||
|
alog <- activitylog(res[res$case == case, ],
|
||||||
|
case_id = "case",
|
||||||
|
activity_id = "item",
|
||||||
|
resource_id = "path",
|
||||||
|
timestamps = c("start", "complete"))
|
||||||
|
|
||||||
|
dfg <- process_map(alog,
|
||||||
|
type_nodes = frequency("absolute", color_scale = "Greys"),
|
||||||
|
type_edges = frequency("absolute", color_edges = "#FF6900"),
|
||||||
|
rankdir = "LR",
|
||||||
|
render = FALSE)
|
||||||
|
export_map(dfg,
|
||||||
|
file_name = paste0("results/processmaps/dfg_example_cases_", case, "_R.pdf"),
|
||||||
|
file_type = "pdf",
|
||||||
|
title = paste("Case", case))
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
45
code/R_helpers.R
Normal file
45
code/R_helpers.R
Normal file
@ -0,0 +1,45 @@
|
|||||||
|
######################################################################
|
||||||
|
time_minmax_ms <- function(subdata) {
|
||||||
|
subdata$min_time <- min(subdata$timeMs.start)
|
||||||
|
if (all(is.na(subdata$timeMs.stop))) {
|
||||||
|
subdata$max_time <- NA
|
||||||
|
} else {
|
||||||
|
subdata$max_time <- max(subdata$timeMs.stop, na.rm = TRUE)
|
||||||
|
}
|
||||||
|
subdata
|
||||||
|
}
|
||||||
|
|
||||||
|
######################################################################
|
||||||
|
check_infocards <- function(subdata, artworks) {
|
||||||
|
infocard_only <- NULL
|
||||||
|
if(any(unique(subdata$item) %in% artworks)) {
|
||||||
|
infocard_only <- FALSE
|
||||||
|
} else {
|
||||||
|
infocard_only <- TRUE
|
||||||
|
}
|
||||||
|
as.numeric(infocard_only)
|
||||||
|
}
|
||||||
|
|
||||||
|
######################################################################
|
||||||
|
normalize <- function(x) {
|
||||||
|
(x - min(x)) / (max(x) - min(x))
|
||||||
|
}
|
||||||
|
|
||||||
|
######################################################################
|
||||||
|
get_centrality <- function(case, data) {
|
||||||
|
|
||||||
|
data$start <- data$date.start
|
||||||
|
data$complete <- data$date.stop
|
||||||
|
|
||||||
|
alog <- bupaR::activitylog(data[data$case == case, ],
|
||||||
|
case_id = "case",
|
||||||
|
activity_id = "item",
|
||||||
|
resource_id = "path",
|
||||||
|
timestamps = c("start", "complete"))
|
||||||
|
|
||||||
|
net <- processmapR::process_map(alog, render = FALSE)
|
||||||
|
inet <- DiagrammeR::to_igraph(net)
|
||||||
|
|
||||||
|
igraph::centr_betw(inet)$centralization
|
||||||
|
}
|
||||||
|
|
||||||
Loading…
x
Reference in New Issue
Block a user