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152 changes: 6 additions & 146 deletions server/deep_learning.R
Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,6 @@ deep_learning = function() {

# --- For Inference Tab ---
obj_inference_result <- reactiveVal(list(status = "Ready", image_url = NULL, error = NULL))
asr_inference_result <- reactiveVal(list(status = "Ready", transcription = NULL, error = NULL))
img_class_inference_result <- reactiveVal(list(status = "Ready", prediction = NULL, error = NULL))
seg_inference_result <- reactiveVal(list(status = "Ready", image_url = NULL, error = NULL))

Expand Down Expand Up @@ -76,13 +75,11 @@ deep_learning = function() {
observe({
task <- input$task_selector
if (task == "object_detection") {
shinyjs::show("obj_panel"); shinyjs::hide("asr_panel"); shinyjs::hide("img_class_panel"); shinyjs::hide("seg_panel")
} else if (task == "asr") {
shinyjs::hide("obj_panel"); shinyjs::show("asr_panel"); shinyjs::hide("img_class_panel"); shinyjs::hide("seg_panel")
shinyjs::show("obj_panel"); shinyjs::hide("img_class_panel"); shinyjs::hide("seg_panel")
} else if (task == "image_classification") {
shinyjs::hide("obj_panel"); shinyjs::hide("asr_panel"); shinyjs::show("img_class_panel"); shinyjs::hide("seg_panel")
shinyjs::hide("obj_panel"); shinyjs::show("img_class_panel"); shinyjs::hide("seg_panel")
} else if (task == "image_segmentation") {
shinyjs::hide("obj_panel"); shinyjs::hide("asr_panel"); shinyjs::hide("img_class_panel"); shinyjs::show("seg_panel")
shinyjs::hide("obj_panel"); shinyjs::hide("img_class_panel"); shinyjs::show("seg_panel")
}
})

Expand All @@ -96,9 +93,6 @@ deep_learning = function() {
if (task_slug == "object_detection") {
arch_choices <- names(model_registry()$object_detection)
updateSelectInput(session, "obj_model_arch", choices = arch_choices)
} else if (task_slug == "asr") {
arch_choices <- names(model_registry()$asr)
updateSelectInput(session, "asr_model_arch", choices = arch_choices)
} else if (task_slug == "image_classification") {
arch_choices <- names(model_registry()$image_classification)
updateSelectInput(session, "img_class_model_arch", choices = arch_choices)
Expand All @@ -114,11 +108,6 @@ deep_learning = function() {
checkpoints <- model_registry()$object_detection[[input$obj_model_arch]]
updateSelectInput(session, "obj_model_checkpoint", choices = checkpoints)
})
observeEvent(input$asr_model_arch, {
req(model_registry(), input$asr_model_arch, input$asr_model_arch != "Loading...")
checkpoints <- model_registry()$asr[[input$asr_model_arch]]
updateSelectInput(session, "asr_model_checkpoint", choices = checkpoints)
})
observeEvent(input$img_class_model_arch, {
req(model_registry(), input$img_class_model_arch, input$img_class_model_arch != "Loading...")
checkpoints <- model_registry()$image_classification[[input$img_class_model_arch]]
Expand Down Expand Up @@ -156,8 +145,6 @@ deep_learning = function() {
task_slug <- input$task_selector
if (task_slug == "object_detection") {
updateSelectInput(session, "obj_dataset_id", choices = load_datasets_for_task("object_detection"))
} else if (task_slug == "asr") {
updateSelectInput(session, "asr_dataset_id", choices = load_datasets_for_task("asr"))
} else if (task_slug == "image_classification") {
updateSelectInput(session, "img_class_dataset_id", choices = load_datasets_for_task("image_classification"))
} else if (task_slug == "image_segmentation") {
Expand Down Expand Up @@ -235,7 +222,7 @@ deep_learning = function() {
refresh_data_trigger() # React to the trigger

tryCatch({
tasks <- c("object_detection", "asr", "image_classification", "image_segmentation")
tasks <- c("object_detection", "image_classification", "image_segmentation")
all_datasets <- lapply(tasks, function(task) {
req <- request(paste0(api_url, "/data/list/", task))
resp_data <- resp_body_json(req_perform(req), simplifyVector = TRUE)
Expand Down Expand Up @@ -321,80 +308,7 @@ deep_learning = function() {
})
})

# --- 4.2: ASR Job ---
observeEvent(input$start_asr_job, {
req(input$asr_dataset_id, input$asr_model_checkpoint)
reset_live_training_ui("ASR")

outlier_val <- input$outlier_std_devs
if (is.null(outlier_val) || is.na(outlier_val) || !is.numeric(outlier_val) || !input$asr_apply_outlier_filtering) {
outlier_val <- 2.0
}

max_hours <- if (is.na(input$asr_max_train_hours) || is.null(input$asr_max_train_hours)) NULL else as.character(input$asr_max_train_hours)

tryCatch({
req_list <- list(
dataset_id = as.character(input$asr_dataset_id),
model_checkpoint = as.character(input$asr_model_checkpoint),
run_name = as.character(input$asr_run_name),
version = as.character(input$asr_version),
language = as.character(input$asr_language),
language_code = as.character(input$asr_language_code),
speaker_id_column = as.character(input$asr_speaker_id_column),
text_column = as.character(input$asr_text_column),
target_sampling_rate = as.character(input$asr_target_sampling_rate),
min_duration_s = as.character(input$asr_min_duration_s),
max_duration_s = as.character(input$asr_max_duration_s),
min_transcript_len = as.character(input$asr_min_transcript_len),
max_transcript_len = as.character(input$asr_max_transcript_len),
apply_outlier_filtering = as.character(input$asr_apply_outlier_filtering),
outlier_std_devs = as.character(outlier_val),
is_presplit = as.character(input$asr_is_presplit),
speaker_disjointness = as.character(input$asr_speaker_disjointness),
train_ratio = as.character(input$asr_train_ratio),
dev_ratio = as.character(input$asr_dev_ratio),
test_ratio = as.character(input$asr_test_ratio),
epochs = as.character(input$asr_epochs),
learning_rate = as.character(input$asr_learning_rate),
lr_scheduler_type = as.character(input$asr_lr_scheduler_type),
warmup_ratio = as.character(input$asr_warmup_ratio),
train_batch_size = as.character(input$asr_train_batch_size),
eval_batch_size = as.character(input$asr_eval_batch_size),
gradient_accumulation_steps = as.character(input$asr_gradient_accumulation_steps),
gradient_checkpointing = as.character(input$asr_gradient_checkpointing),
optimizer = as.character(input$asr_optimizer),
early_stopping_patience = as.character(input$asr_early_stopping_patience),
early_stopping_threshold = as.character(input$asr_early_stopping_threshold),
push_to_hub = as.character(input$asr_push_to_hub),
hub_user_id = as.character(input$asr_hub_user_id),
hub_private_repo = as.character(input$asr_hub_private_repo),
log_to_wandb = as.character(input$asr_log_to_wandb),
wandb_project = as.character(input$asr_wandb_project),
wandb_entity = as.character(input$asr_wandb_entity),
seed = as.character(input$asr_seed),
num_proc = as.character(input$asr_num_proc),
max_train_hours = max_hours
)

req_list <- req_list[!sapply(req_list, is.null)]

req <- request(paste0(api_url, "/train/asr")) %>%
req_body_multipart(!!!req_list)

resp <- req_perform(req)
resp_data <- resp_body_json(resp)
active_job_id(resp_data$job_id)
polled_data(list(status = "Queued", task = "ASR", log = "Job is queued."))

}, error = function(e) {
error_message <- as.character(e$message)
if(!is.null(e$body)) { error_message <- paste("API Error:", e$body) }
polled_data(list(status = "Error", task = "ASR", log = error_message))
})
})

# --- 4.3: Image Classification Job ---
# --- 4.2: Image Classification Job ---
observeEvent(input$start_img_class_job, {
req(input$img_class_dataset_id, input$img_class_model_checkpoint)
reset_live_training_ui("Image Classification")
Expand Down Expand Up @@ -435,7 +349,7 @@ deep_learning = function() {
})
})

# --- 4.4: Image Segmentation Job ---
# --- 4.3: Image Segmentation Job ---
observeEvent(input$start_seg_job, {
req(input$seg_dataset_id, input$seg_model_checkpoint)
reset_live_training_ui("Image Segmentation")
Expand Down Expand Up @@ -906,23 +820,6 @@ deep_learning = function() {
}
})

observeEvent(input$infer_asr_run_name, {
run_name <- input$infer_asr_run_name
if (nchar(run_name) > 2) {
tryCatch({
req <- request(paste0(api_url, "/checkpoints")) %>%
req_url_query(run_name = run_name, task_type = "asr")
resp <- req_perform(req)
if (resp_status(resp) == 200) {
checkpoints <- resp_body_json(resp, simplifyVector = TRUE)
updateSelectInput(session, "infer_asr_checkpoint_dropdown", choices = checkpoints)
}
}, error = function(e) {
updateSelectInput(session, "infer_asr_checkpoint_dropdown", choices = c("Error finding checkpoints"))
})
}
})

observeEvent(input$infer_img_class_run_name, {
run_name <- input$infer_img_class_run_name
if (nchar(run_name) > 2) {
Expand Down Expand Up @@ -971,26 +868,6 @@ deep_learning = function() {
})
})

observeEvent(input$start_asr_inference, {
req(input$infer_asr_audio_upload)
req(input$infer_asr_checkpoint_dropdown)
asr_inference_result(list(status = "Running...", transcription = "Processing...", error = NULL))
tryCatch({
req <- request(paste0(api_url, "/inference/asr")) %>%
req_body_multipart(
audio = curl::form_file(input$infer_asr_audio_upload$datapath),
model_checkpoint = input$infer_asr_checkpoint_dropdown
)
resp <- req_perform(req)
resp_data <- resp_body_json(resp)
asr_inference_result(list(status = "Success", transcription = resp_data$transcription, error = NULL))
}, error = function(e) {
error_message <- as.character(e$message)
if(!is.null(e$body)) { error_message <- paste("API Error:", e$body) }
asr_inference_result(list(status = "Error", transcription = NULL, error = error_message))
})
})

observeEvent(input$start_img_class_inference, {
req(input$infer_img_class_upload, input$infer_img_class_checkpoint_dropdown)
img_class_inference_result(list(status = "Running...", prediction = "Processing...", error = NULL))
Expand Down Expand Up @@ -1045,23 +922,6 @@ deep_learning = function() {
list(src = temp_file, contentType = 'image/jpeg', alt = "Inference Result")
}, deleteFile = TRUE)

output$asr_inference_status_ui <- renderUI({
res <- asr_inference_result()
if (res$status == "Running...") {
tags$div(class = "alert alert-info", "Running inference...")
} else if (res$status == "Error") {
tags$div(class = "alert alert-danger", HTML(paste("<strong>Error:</strong>", res$error)))
}
})
output$asr_transcription_output <- renderText({
res <- asr_inference_result()
if (is.null(res$transcription)) {
"Upload an audio file and click 'Run Inference' to see the transcription here."
} else {
res$transcription
}
})

output$img_class_inference_status_ui <- renderUI({
res <- img_class_inference_result()
if (res$status == "Running...") tags$div(class = "alert alert-info", "Running inference...")
Expand Down
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