Fix pydantic error

app.py

@@ -72,7 +72,7 @@ def predict(image, det_choice, emb_choice):
             cropped_stamp = to_tensor(image.crop(box.tolist()).resize((118, 118)))
             embeddings.append(encoder(cropped_stamp.unsqueeze(0).to(device))[0][0].detach().cpu())
     
-    embeddings = np.stack(embeddings)
+    embeddings = np.stack(np.array(embeddings))
 
     similarities = cosine_similarity(embeddings)
 
@@ -96,7 +96,7 @@ outputs = [
     gr.Image(type="pil"),
     gr.DataFrame(type='pandas', label="Bounding boxes"),
     gr.DataFrame(type='numpy', label="Embeddings"),
-    gr.Plot(type='numpy', label="Cosine Similarities")
+    gr.Plot(label="Cosine Similarities")
 ]
 app = gr.Interface(predict, inputs, outputs, examples=examples)
 app.launch()