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filters: Allow filter ranges for percentiles etc

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This commit is contained in:
Elias Projahn 2022-05-30 14:21:49 +02:00
parent a00d038361
commit c7ccaa657b
1 changed files with 26 additions and 13 deletions
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39
R/filters.R
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@ -6,9 +6,9 @@ filters_ui <- function(id) {
NS(id, "method"),
"Filter method",
choices = list(
"Percentile" = "percentile",
"Cut-off score" = "score",
"Maximum number of genes" = "rank",
"Percentiles" = "percentile",
"Scores" = "score",
"Ranks" = "rank",
"None" = "none"
)
),
@ -19,35 +19,35 @@ filters_ui <- function(id) {
value = "percentile",
sliderInput(
NS(id, "percentile"),
label = "Minimum percentile",
label = "Included percentiles",
post = "%",
min = 0,
max = 100,
step = 1,
value = 95
value = c(95, 100)
)
),
tabPanelBody(
value = "score",
sliderInput(
NS(id, "score"),
label = "Cut-off score",
label = "Included scores",
post = "%",
min = 0,
max = 100,
step = 1,
value = 75
value = c(90, 100)
)
),
tabPanelBody(
value = "rank",
sliderInput(
NS(id, "rank"),
label = "Maximum rank",
min = 0,
label = "Included ranks",
min = 1,
max = 2000,
step = 10,
value = 1000
value = c(1, 1000)
)
),
tabPanelBody(
@ -76,16 +76,29 @@ filters_server <- function(id, results) {
updateTabsetPanel(session, "sliders", selected = input$method)
})
observeEvent(results(), {
updateSliderInput(session, "rank", max = nrow(results()))
})
reactive({
results <- results()
results_prefiltered <- if (input$method == "percentile") {
n_ranks <- nrow(results)
results[rank <= (1 - (input$percentile / 100)) * n_ranks]
results[
rank <= (1 - (input$percentile[1] / 100)) * n_ranks &
rank >= (1 - (input$percentile[2] / 100)) * n_ranks
]
} else if (input$method == "score") {
results[score >= input$score / 100]
results[
score >= input$score[1] / 100 &
score <= input$score[2] / 100
]
} else if (input$method == "rank") {
results[rank <= input$rank]
results[
rank >= input$rank[1] &
rank <= input$rank[2]
]
} else {
results
}