[ADD] script to preprocess the data

preprocess_data.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+DATA_DIR=$1 # Path where DCASE data have been stored (i.e. $BASE_FOLDER in dcase_setup.sh)
+
+# Declare an associative array (key-value pairs)
+declare -A SETS=( ["Training_Set"]="train" ["Validation_Set"]="validate" ["Evaluation_Set"]="test" )
+
+# Loop through the associative array
+for SET in "${!SETS[@]}"; do
+    STATUS=${SETS[$SET]}
+    docker run -v $DATA_DIR:/data \
+            --gpus all \
+            dcase \
+            poetry run python /app/data_utils/DCASEfewshot.py \
+                --set_type $SET \
+                --status $STATUS \
+                --overwrite \
+                --resample \
+                --denoise \
+                --normalize \
+                --tensor_length 128 \
+                --overlap 0.5
+done