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deleted file mode 100644
index cfaa5399cf989495b87508fd4bc240ec966d0e70..0000000000000000000000000000000000000000
--- a/examples/ST/Covost2-TA-EN-test/state.json
+++ /dev/null
@@ -1,26 +0,0 @@
-{
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\ No newline at end of file
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--- a/examples/ST/Covost2-ZH-EN-test/data-00000-of-00001.arrow
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diff --git a/examples/ST/Covost2-ZH-EN-test/dataset_info.json b/examples/ST/Covost2-ZH-EN-test/dataset_info.json
deleted file mode 100644
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--- a/examples/ST/Covost2-ZH-EN-test/dataset_info.json
+++ /dev/null
@@ -1,208 +0,0 @@
-{
-  "citation": "",
-  "description": "",
-  "features": {
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\ No newline at end of file
diff --git a/examples/ST/Covost2-ZH-EN-test/sample_0.wav b/examples/ST/Covost2-ZH-EN-test/sample_0.wav
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diff --git a/examples/ST/Covost2-ZH-EN-test/sample_2.wav b/examples/ST/Covost2-ZH-EN-test/sample_2.wav
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diff --git a/examples/ST/Covost2-ZH-EN-test/state.json b/examples/ST/Covost2-ZH-EN-test/state.json
deleted file mode 100644
index f474d58d7310038184abab8ae57d299d438cf3d9..0000000000000000000000000000000000000000
--- a/examples/ST/Covost2-ZH-EN-test/state.json
+++ /dev/null
@@ -1,26 +0,0 @@
-{
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-  "_format_columns": [
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-    "meralion_audiollm_v1_mse",
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\ No newline at end of file