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Browse files- app.py +97 -0
- mnist_model.h5 +3 -0
- requirements.txt +5 -0
app.py
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import streamlit as st
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import tensorflow as tf
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from tensorflow import keras
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import numpy as np
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from PIL import Image
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import io
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from streamlit_drawable_canvas import st_canvas
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# Set page config
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st.set_page_config(page_title="MNIST Digit Recognition", page_icon="✏️", layout="centered")
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# Load the saved model
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@st.cache_resource()
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def load_model():
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return tf.keras.models.load_model('mnist_model.h5',
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custom_objects={'InputLayer': keras.layers.InputLayer},
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compile=False)
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model = load_model()
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# Custom CSS
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st.markdown("""
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<style>
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.big-font {
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font-size:30px !important;
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font-weight: bold;
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color: #1E90FF;
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}
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.result {
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font-size: 24px;
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font-weight: bold;
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color: #32CD32;
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}
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.footer {
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font-size: 14px;
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text-align: center;
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padding: 20px;
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}
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</style>
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""", unsafe_allow_html=True)
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# Create a Streamlit app
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st.markdown("<p class='big-font'>MNIST Digit Recognition</p>", unsafe_allow_html=True)
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st.write("Draw a digit or upload an image to see the model's prediction!")
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# Add option to choose between drawing and uploading
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option = st.radio("Choose input method:", ('Draw', 'Upload'))
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if option == 'Draw':
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# Create a canvas component
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canvas_result = st_canvas(
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fill_color="rgba(255, 255, 255, 0.3)",
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stroke_width=20,
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stroke_color="#FFFFFF",
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background_color="#000000",
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height=280,
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width=280,
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drawing_mode="freedraw",
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key="canvas",
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)
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if canvas_result.image_data is not None:
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image = Image.fromarray(canvas_result.image_data.astype('uint8'))
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else:
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image = None
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else: # Upload option
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uploaded_file = st.file_uploader("Choose an image...", type=["jpg", "jpeg", "png"])
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if uploaded_file is not None:
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image = Image.open(io.BytesIO(uploaded_file.read()))
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st.image(image, caption='Uploaded Image.', use_column_width=True)
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else:
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st.write("Please upload an image.")
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image = None
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# Add a button to make a prediction
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if st.button('Predict', key='predict_button'):
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if image is not None:
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# Preprocess the image
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image = image.convert('L') # Convert to grayscale
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image = image.resize((28, 28))
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image_array = np.array(image) / 255.0 # Normalize
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image_array = image_array.reshape(1, 28, 28, 1).astype('float32')
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# Make a prediction
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with st.spinner('Predicting...'):
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prediction = model.predict(image_array)
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predicted_digit = np.argmax(prediction)
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# Display the results
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st.markdown(f"<p class='result'>Predicted Digit: {predicted_digit}</p>", unsafe_allow_html=True)
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#st.balloons()
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else:
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st.warning("Please draw or upload an image before predicting.")
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st.markdown("---")
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st.markdown("<div class='footer'>Created with ❤️ using Streamlit and TensorFlow<br>by <a href='https://github.com/joshsalako' target='_blank'>Joshua Salako</a></div>", unsafe_allow_html=True)
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mnist_model.h5
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version https://git-lfs.github.com/spec/v1
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oid sha256:232d5e06c32fb15fb9a19d5e192b848062a1634e0ba59c5cf12b136af21c78e5
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size 2741032
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requirements.txt
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streamlit==1.22.0
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tensorflow==2.12.0
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numpy==1.23.5
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Pillow==9.5.0
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streamlit-drawable-canvas==0.9.2
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