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def resume_train(self, model): | |
if self.args.resume: | |
logger.info("resume training") | |
if self.args.ckpt is None: | |
ckpt_file = os.path.join(self.file_name, "latest" + "_ckpt.pth") | |
else: | |
ckpt_file = self.args.ckpt | |
ckpt = torch.load(ckpt_file, map_location=self.device) | |
# resume the model/optimizer state dict |
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def _cache_images(self): | |
logger.warning("\n********************************************************************************\n" | |
"You are using cached images in RAM to accelerate training.\n" | |
"This requires large system RAM.\n" | |
"Make sure you have 200G+ RAM and 136G available disk space for training COCO.\n" | |
"********************************************************************************\n") | |
max_h = self.img_size[0] | |
max_w = self.img_size[1] | |
cache_file = self.data_dir + "/img_resized_cache_" + self.name + ".array" | |
if not os.path.exists(cache_file): |
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""" | |
https://github.com/z-bingo/FastDVDNet/tree/master/arch | |
Reimplementation of 4 channel FastDVDNet in PyTorch | |
""" | |
import torch | |
import torch.nn as nn | |
import numpy as np | |
from thop import profile | |
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from backtesting import Backtest, Strategy | |
from backtesting.lib import crossover | |
from FinMind.data import DataLoader | |
import pandas as pd | |
import talib | |
from talib import abstract | |
## 取得資料 |
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import pandas as pd | |
from twstock import Stock | |
import argparse | |
def parse(): | |
parser = argparse.ArgumentParser() | |
parser.add_argument( | |
"--etf_code", type=str, default="00733", | |
) |
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""" | |
RetinaNet model with the MobileNetV3 backbone from | |
Torchvision classification models. | |
Reference: https://github.com/pytorch/vision/blob/main/torchvision/models/detection/retinanet.py#L377-L405 | |
""" | |
import torchvision | |
import torch | |
from torchvision.models.detection import RetinaNet |
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import numpy as np | |
import cv2 | |
import matplotlib.image | |
def gamma_compression(image): | |
"""Converts from linear to gamma space.""" | |
return np.maximum(image, 1e-8) ** (1.0 / 2.2) | |
def tonemap(image): | |
"""Simple S-curved global tonemap""" |
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""" | |
有时我们需要载入之前训练好的模型来训练当前网络,但之前模型和现在网络结构又存在一些不同(相同就更简单了,直接载入就行) | |
可使用如下代码来迁移模型参数: | |
https://zhuanlan.zhihu.com/p/393586665 | |
""" | |
def transfer_model(pretrain_file, model): | |
pretrain_dict = torch.load(pretrain_file) | |
model_dict = model.state_dict() | |
pretrain_dict = transfer_state_dict(pretrain_dict, model_dict) |
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# https://github.com/mv-lab/AISP/blob/main/mai22-learnedisp/mai-learned-isp-dev.ipynb | |
import numpy as np | |
import pandas as pd | |
import gc | |
import time | |
from glob import glob | |
from tqdm import tqdm | |
from matplotlib import pyplot as plt | |
import pickle | |
import imageio |