add full file upload & knn get score functionality

app.py

@@ -76,7 +76,7 @@ def load_knn():
 
 def main():
     st.title("Percept: Human Perception of Street View Image Analyzer")
- 
+
     try:
         with st.spinner('Loading CLIP model... This may take a moment.'):
             model, preprocess, tokenizer = load_model()
@@ -96,8 +96,8 @@ def main():
         try:
             image = Image.open(file)
 
-            st.image(image, caption="Uploaded Image", width=640)
-                
+            st.image(image, caption="Uploaded Image", width=400)
+
             # Process image
             with st.spinner('Processing image...'):
                 processed_image = process_image(image, preprocess)
@@ -106,7 +106,7 @@ def main():
                 # Encode into CLIP vector
                 with torch.no_grad():
                     vec = model.encode_image(processed_image)
-                    
+
                     # Normalize vector
                     vec /= vec.norm(dim=-1, keepdim=True)
                 if debug: st.write(vec.shape)