Update app.py
Browse files
app.py
CHANGED
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@@ -17,24 +17,39 @@ CONFIDENCE_THRESHOLD = 0.25
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def predict_image(image):
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try:
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image = image.resize((224, 224)).convert("RGB")
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img_array = np.array(image, dtype=np.float32) / 255.0
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img_array = np.expand_dims(img_array, axis=0)
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interpreter.set_tensor(input_details[0]['index'], img_array)
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interpreter.invoke()
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output = interpreter.get_tensor(output_details[0]['index'])
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if confidence < CONFIDENCE_THRESHOLD:
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return f"⚠️ Low confidence ({confidence:.2f}). The model is unsure
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else:
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return f"✅ Prediction: {class_names[class_idx]}"
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except Exception as e:
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return f"Error: {str(e)}"
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gr.Interface(
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fn=predict_image,
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inputs=gr.Image(type="pil"),
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def predict_image(image):
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try:
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# Preprocess
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image = image.resize((224, 224)).convert("RGB")
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img_array = np.array(image, dtype=np.float32) / 255.0
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img_array = np.expand_dims(img_array, axis=0)
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# Run inference
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interpreter.set_tensor(input_details[0]['index'], img_array)
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interpreter.invoke()
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output = interpreter.get_tensor(output_details[0]['index'])[0] # shape (num_classes,)
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# Normalize if needed (sometimes TFLite outputs logits)
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probs = tf.nn.softmax(output).numpy()
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# Get predicted class
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class_idx = int(np.argmax(probs))
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confidence = float(np.max(probs))
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# Format output (show every class probability)
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results = []
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for i, prob in enumerate(probs):
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results.append(f"{class_names[i]}: {prob*100:.2f}%")
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results_text = "\n".join(results)
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if confidence < CONFIDENCE_THRESHOLD:
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return f"⚠️ Low confidence ({confidence:.2f}). The model is unsure.\n\nProbabilities:\n{results_text}"
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else:
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return f"✅ Prediction: {class_names[class_idx]} ({confidence*100:.2f}%)\n\nProbabilities:\n{results_text}"
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except Exception as e:
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return f"Error: {str(e)}"
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# Gradio UI
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gr.Interface(
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fn=predict_image,
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inputs=gr.Image(type="pil"),
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