import streamlit as st import pandas as pd import numpy as np import altair as alt from PIL import Image from embeddings.embeddings import load_model from sentence_transformers import util # Create sample data data = pd.DataFrame({ 'Name': ['Alice', 'Bob', 'Charlie', 'David'], 'Age': [25, 30, 22, 35] }) # Sample PNG file image = Image.open('plots\clusters.png') # Sample HTML chart chart_data = pd.read_csv(r"data\top_cluster_dataset.csv",dtype={'Headline': str, 'x': np.float64, 'y': np.float64, 'labels': str}) # Create a Streamlit app st.set_page_config(page_title="Sample Webpage", page_icon=":bar_chart:") # Define tabs tabs = ["Search", "Clustering Results"] selected_tab = st.sidebar.radio("Select a Tab", tabs) # Main content if selected_tab == "Search": sample_sentences = chart_data['Headline'].sample(10, random_state=1).tolist() st.title("Calculate Sentences Similarity") # select model to use dropdown st.subheader("Select a model to use") model_list = ["Ransaka/SinhalaRoberta","keshan/SinhalaBERTo"] selected_model = st.selectbox("Select Model", model_list) model = load_model(selected_model) sentence1 = st.text_input("Enter Sentence 1", "") sentence2 = st.text_input("Enter Sentence 2", "") if sentence1 and sentence2: # add button to calculate similarity if st.button("Calculate Similarity"): with st.spinner('Calculating Similarity...'): # Calculate similarity similarity = util.pytorch_cos_sim(model.encode(sentence1), model.encode(sentence2))[0][0] if similarity > 0.7: st.success(f"Sentences are similar (Score: {similarity:.3f})") elif similarity > 0.5: st.warning(f"Sentences are somewhat similar (Score: {similarity:.3f})") else: st.error(f"Sentences are not similar (Score: {similarity:.3f})") else: st.write("Enter two sentences to calculate similarity. Or start with sample sentences below.") # change radio button to randomize sentences and show sample sentences if st.button("Randomize Sentences"): sample_sentences = chart_data['Headline'].sample(10).tolist() for sentence in sample_sentences: # show sample sentences in small font st.write(sentence) elif selected_tab == "Clustering Results": st.title("Clustering Results Tab") # Display PNG image st.subheader("Static PNG File") st.image(image, use_column_width=False, caption='Static PNG File',width=750) altair_chart = alt.Chart(chart_data).mark_circle().encode( x='x', y='y', color='labels', tooltip='Headline' ).properties( width=750, height=500 ).interactive() # Display chart st.subheader("Interactive Chart for top clusters") st.altair_chart(altair_chart, use_container_width=False, theme="streamlit") # Dropdown functionality to update DataFrame st.subheader("Select a cluster") unique_clusters = chart_data['labels'].unique().tolist() selected_value = st.selectbox("Select Value", unique_clusters) # Filter and display results based on selected cluster if selected_value: filtered_data = chart_data[chart_data['labels'].str.contains(selected_value, case=False)].sample(10)[['Headline']].reset_index(drop=True) st.dataframe(filtered_data,width=750) else: st.write("Select a cluster to display results.")