Fix

app.py

@@ -109,10 +109,14 @@ def filter_models(
     print(f"After precision filter: {df.shape}")
 
     # Model Size フィルタリング
-    size_mask = df["#Params (B)"].apply(lambda x: any(x in NUMERIC_INTERVALS[s] for s in size_query if s != "Unknown"))
-    if "Unknown" in size_query:
-        size_mask |= df["#Params (B)"].isna() | (df["#Params (B)"] == 0)
-    df = df[size_mask]
+    # When `df` is empty, `size_mask` is empty, and the shape of `df[size_mask]` becomes (0, 0).
+    if len(df) > 0:
+        size_mask = df["#Params (B)"].apply(
+            lambda x: any(x in NUMERIC_INTERVALS[s] for s in size_query if s != "Unknown")
+        )
+        if "Unknown" in size_query:
+            size_mask |= df["#Params (B)"].isna() | (df["#Params (B)"] == 0)
+        df = df[size_mask]
     print(f"After size filter: {df.shape}")
 
     # Add Special Tokens フィルタリング