Time-LLM/utils/metrics.py
2024-01-29 15:53:06 +11:00

42 lines
866 B
Python

import numpy as np
def RSE(pred, true):
return np.sqrt(np.sum((true - pred) ** 2)) / np.sqrt(np.sum((true - true.mean()) ** 2))
def CORR(pred, true):
u = ((true - true.mean(0)) * (pred - pred.mean(0))).sum(0)
d = np.sqrt(((true - true.mean(0)) ** 2 * (pred - pred.mean(0)) ** 2).sum(0))
return (u / d).mean(-1)
def MAE(pred, true):
return np.mean(np.abs(pred - true))
def MSE(pred, true):
return np.mean((pred - true) ** 2)
def RMSE(pred, true):
return np.sqrt(MSE(pred, true))
def MAPE(pred, true):
return np.mean(np.abs((pred - true) / true))
def MSPE(pred, true):
return np.mean(np.square((pred - true) / true))
def metric(pred, true):
mae = MAE(pred, true)
mse = MSE(pred, true)
rmse = RMSE(pred, true)
mape = MAPE(pred, true)
mspe = MSPE(pred, true)
return mae, mse, rmse, mape, mspe