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import streamlit as st
import joblib
from huggingface_hub import hf_hub_download
import pandas as pd
from sklearn.linear_model import LinearRegression
from sklearn.feature_selection import RFE
# Constants
MODEL_REPO = "thatblackfox/civil"
MODEL_FILE = "model.joblib"
# ==== Load Model with Caching ====
def load_model():
model_path = hf_hub_download(repo_id=MODEL_REPO, filename=MODEL_FILE)
model = joblib.load(model_path)
return model
# ==== Streamlit UI ====
st.set_page_config(page_title="Backward Linear Regression", layout="centered")
st.title("Backward Linear Regression")
st.markdown("Please enter the values of each feature")
radius = st.number_input('RADIUS: ')
sentry = st.number_input('Speed @ Entry: ')
sexit = st.number_input('Speed @ Exit : ')
ls = st.number_input('Ls: ')
tlength = st.number_input('Tan Length: ')
e = st.number_input('e: ')
sdistance = st.number_input('Sight distance: ')
dangle = st.number_input('D Angle: ')
total_width = st.number_input('Total width: ')
cw_width = st.number_input('CW Width: ')
lshoulder_width = st.number_input('Shoulder width (L) : ')
rshoulder_width = st.number_input('Shoulder width (R) : ')
long_chord = st.number_input('Long Chord (Lc): ')
appex_distance = st.number_input('Appex Distance (Es): ')
mid_speed = st.number_input('Mid Speed: ')
pcu = st.number_input('PCU: ')
if st.button("Generate"):
try:
model = load_model()
ins = { 'Speed @ Entry': [sentry],
'e': [e],
'Shoulder width (L) ': [lshoulder_width],
'Shoulder width (R) ': [rshoulder_width],
'Mid Speed': [mid_speed]}
in_df = pd.DataFrame.from_dict(ins)
predict = model.predict(in_df)
# ==== Display Output ====
st.success("✅ Prediction generated successfully!")
st.write("### **Predicted Value:**")
st.metric(label="Model Output", value=round(predict[0], 3))
# # Optional: Show input summary
# with st.expander("Show Input Data"):
# st.dataframe(in_df)
except Exception as err:
st.error(f"⚠️ Error: {err}") |