| import streamlit as st |
| from transformers import pipeline |
|
|
| from sklearn.datasets import fetch_california_housing |
| from sklearn.model_selection import train_test_split |
| from sklearn.preprocessing import StandardScaler |
| from sklearn.linear_model import LinearRegression |
| from sklearn.metrics import mean_squared_error, r2_score |
|
|
| st.write("begin of house prediction") |
| st.write("load dataset") |
| |
| data = fetch_california_housing(as_frame=True) |
| X = data.data |
| y = data.target |
|
|
| |
| X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42) |
|
|
| st.write("standardize") |
| |
| scaler = StandardScaler() |
| X_train = scaler.fit_transform(X_train) |
| X_test = scaler.transform(X_test) |
|
|
| st.write("train") |
| |
| model = LinearRegression() |
| model.fit(X_train, y_train) |
|
|
| st.write("make predictions") |
| |
| y_pred = model.predict(X_test) |
|
|
| st.write("evaluate") |
| |
| mse = mean_squared_error(y_test, y_pred) |
| r2 = r2_score(y_test, y_pred) |
|
|
| st.write(f"Mean Squared Error: {mse:.2f}") |
| st.write(f"R-squared Score: {r2:.2f}") |
| |
| |
| |
|
|
| st.write("end of house prediction") |
|
|
| sentiment_pipeline = pipeline("sentiment-analysis") |
|
|
| st.title("Sentiment Analysis with HuggingFace Spaces") |
| st.write("Enter a sentence to analyze its sentiment:") |
|
|
| user_input = st.text_input("") |
| if user_input: |
| result = sentiment_pipeline(user_input) |
| sentiment = result[0]["label"] |
| confidence = result[0]["score"] |
|
|
| st.write(f"Sentiment: {sentiment}") |
| st.write(f"Confidence: {confidence:.2f}") |