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Update app.py
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app.py
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@st.cache_resource
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def load_model_resources():
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model_path = "model.pth"
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try:
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model, hyperparams = load_model(model_path)
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if model is None:
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st.error("ไม่สามารถโหลดโมเดลอัตโนมัติได้ จะใช้การกำหนดค่าด้วยตนเอง")
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# ถ้าโหลดไม่สำเร็จ ให้ใช้ค่าจากพารามิเตอร์เริ่มต้นที่คุณให้มา
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input_size = st.number_input("Input Size", min_value=1, max_value=100, value=10)
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hidden_size = st.number_input("Hidden Size", min_value=16, max_value=512, value=64)
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num_layers = st.number_input("Number of Layers", min_value=1, max_value=5, value=2)
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output_size = st.number_input("Output Size", min_value=1, max_value=100, value=1)
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dropout_rate = st.slider("Dropout Rate", min_value=0.0, max_value=0.2, value=0.1, step=0.01)
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hyperparams = {
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'input_size': input_size,
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'hidden_size': hidden_size,
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'num_layers': num_layers,
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'output_size': output_size,
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'dropout_rate': dropout_rate,
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'sequence_length': st.slider("Sequence Length", min_value=3, max_value=30, value=10)
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}
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# สร้างโมเดลใหม่ด้วยค่าที่กำหนดเอง
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model = GRUModel(
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input_size=hyperparams['input_size'],
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hidden_size=hyperparams['hidden_size'],
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num_layers=hyperparams['num_layers'],
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output_size=hyperparams['output_size'],
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dropout_rate=hyperparams['dropout_rate']
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)
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# โหลด scalers และ encoders
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numeric_scaler, label_encoders, y_scaler = load_scalers_and_encoders(model_path)
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#
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if
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# ให้ผู้ใช้อัปโหลด scalers และ encoders ด้วยตนเอง (ตัวอย่าง)
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scaler_file = st.file_uploader("อัปโหลดไฟล์ Scaler (pickle)", type=["pkl"])
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if scaler_file is not None:
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import pickle
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numeric_scaler = pickle.load(scaler_file)
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else:
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from sklearn.preprocessing import MinMaxScaler
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numeric_scaler = MinMaxScaler()
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st.info("ใช้ MinMaxScaler เริ่มต้น")
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# สร้าง y_scaler ตัวใหม่
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y_scaler = MinMaxScaler()
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# สร้าง label_encoders ตัวใหม่
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from sklearn.preprocessing import LabelEncoder
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label_encoders = [LabelEncoder(), LabelEncoder()] # สมมติว่ามี categorical features 2 ตัว
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return model, hyperparams, numeric_scaler, label_encoders, y_scaler
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except Exception as e:
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st.error(f"เกิดข้อผิดพลาดในการโหลดโมเดล: {str(e)}")
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return None, None, None, None, None
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import streamlit as st
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import torch
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import numpy as np
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import pandas as pd
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import time
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import json
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import io
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import base64
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import pickle
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import matplotlib.pyplot as plt
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from model import GRUModel, load_model, save_model_info
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from utils import (init_firebase, get_data_from_firebase, save_data_to_firebase,
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preprocess_data, create_sequences, load_scalers_and_encoders,
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prepare_input_data, get_file_download_link,
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save_scaler_to_bytes, save_encoders_to_bytes,
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create_default_scaler, create_default_encoders)
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# ตั้งค่าหน้าเว็บ
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st.set_page_config(page_title="GRU Model for PM0.1 Prediction", layout="wide")
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st.title("GRU Model for PM0.1 Prediction")
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# สร้าง session state สำหรับเก็บข้อมูลระหว่าง rerun
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if 'prediction_history' not in st.session_state:
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st.session_state.prediction_history = []
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st.session_state.timestamp_history = []
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st.session_state.initialized = False
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st.session_state.model_loaded = False
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st.session_state.firebase_connected = False
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# โหลดโมเดลและ hyperparameters
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@st.cache_resource
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def load_model_resources():
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model_path = "model.pth"
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try:
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model, hyperparams = load_model(model_path)
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numeric_scaler, label_encoders, y_scaler = load_scalers_and_encoders(model_path)
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# บันทึกข้อมูลโมเดลเป็น JSON สำหรับการตรวจสอบ
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if model is not None and hyperparams is not None:
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save_model_info(model, hyperparams, "model_info.json")
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return model, hyperparams, numeric_scaler, label_encoders, y_scaler
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except Exception as e:
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st.error(f"เกิดข้อผิดพลาดในการโหลดโมเดล: {str(e)}")
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return None, None, None, None, None
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# ส่วนของ sidebar สำหรับการตั้งค่า
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with st.sidebar:
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st.header("การตั้งค่า")
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# การตั้งค่า Firebase
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st.subheader("Firebase Configuration")
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# ใช้ secrets หรือป้อนข้อมูลโดยตรง
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use_secrets = st.checkbox("ใช้ Secrets", value=True,
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help="เลือกว่าจะใช้ค่า Secrets หรือป้อนข้อมูลโดยตรง")
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if use_secrets:
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firebase_credentials = st.secrets.get("firebase_credentials", "{}")
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firebase_url = st.secrets.get("firebase_url", "https://your-project-id.firebaseio.com")
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else:
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firebase_credentials = st.text_area("Firebase Service Account JSON",
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value="", height=100,
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help="ใส่ข้อมูล JSON ของ Service Account สำหรับเชื่อมต่อกับ Firebase")
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firebase_url = st.text_input("Firebase Database URL",
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value="https://your-project-id.firebaseio.com",
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help="URL ของ Firebase Realtime Database")
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input_path = st.text_input("Firebase Input Path",
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value="input_data",
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help="พาธสำหรับดึงข้อมูลจาก Firebase")
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output_path = st.text_input("Firebase Output Path",
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value="prediction_results",
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help="พาธสำหรับบันทึกผลลัพธ์ลงใน Firebase")
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# การตั้งค่าการทำนาย
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st.subheader("Prediction Configuration")
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auto_predict = st.checkbox("Auto-predict", value=False,
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help="เปิดใช้การทำนายอัตโนมัติตามระยะเวลาที่กำหนด")
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if auto_predict:
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predict_interval = st.number_input("Prediction Interval (seconds)",
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min_value=10, max_value=3600, value=60,
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help="ความถี่ในการทำนายอัตโนมัติ (วินาที)")
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# โหลดโมเดลและ hyperparameters
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model, hyperparams, numeric_scaler, label_
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