苗火 Nicholas

[python]Affine Transform

2023-11-3 萧 写技术

import cv2 import numpy as np img = cv2.imread("book.png",1) img_org = img.copy() h,w = img.shape[:2] p1 = np.float32([[81,30],[378,80],[13,425]]) p2 = np.float32([[0,0],[300,0],[0,400]]) M = cv2.getAffineTransform(p1,p2) img = cv2.warpAffine(img,M,(w, h)) cv2.imshow("org",img_org) cv2.i...

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标签: linux python

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[linux]Running sftp automatically by expect tools

2023-8-27 萧 写技术

#!/usr/bin/expect -f send "mv ./models/weights/FCRNet.weights.h5 ./models/weights/FCRNet.weights.h5.back\r" expect "*python39*" spawn sftp -P 3222 root@log.anycle.com expect "*assword" send "dppppppppppasdas\r" expect "sftp>" set timeout -1 send "get /hy-tmp/FCRN/models/weights/FCRNet.wei...

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标签: linux

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[linux] 文件分包压缩

2023-8-19 萧 写技术

tar zvf data.tar.gz data #使用split命令 #-b 3G 表示设置每个分割包的大小，单位还是可以M、k #-d 参数指定生成的分割包后缀为数字的形式 #-a x来设定序列的长度(默认值是2)，这里设定序列的长度为1 split -b 3G -d -a 1 data.tar.gz data.tar.gz.  #拆分文件执行命令后，生成压缩包如下，通过ll命令查看： -rw-r--r--  1 root     root      4194304000 May 20 1...

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标签: linux

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copy files in windows

2023-6-20 萧 写技术

D: cd D:\workspace\ for /D %%i in (*) do copy D:\workspace\%%i\*.mp4 D:\workspace\

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ubifs异步文件系统挂载注意

2023-6-5 萧 写技术

ubifs 是一个异步的文件系统， 所以为了掉电的时候数据能保存完整， 最好使用-o sync 挂载文件系统

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标签: linux

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[python]An example of argparse

2022-12-5 萧 写技术

import argparse parser = argparse.ArgumentParser() parser.add_argument('--arg1', type=int, default=2) parser.add_argument('-arg2',type=float, default=.5) parser.add_argument('arg3',type=float) args = parser.parse_args() print(args)

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标签: python

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[python]An example of with_as

2022-12-5 萧 写技术

class newc: def __enter__(self): print("enter of newc\n") return self def __exit__(self,type,value,trace): print("exit of newc\n") print("type:", type) print("value:", value) print("trace:", trace) def fun(self): print...

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标签: python

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[DL]Efficient Graph-Based Image Segmentation

2022-6-29 萧 写技术

import os import math import torch import matplotlib.pyplot as plt from PIL import Image from torchvision import transforms from torchvision.transforms import ToPILImage MAX_VAL = 65535 means = [0.485, 0.456, 0.406] stds = [ 0.229, 0.224, 0.225] def cost_edge(a, b): ret = 0 ...

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标签: neural network linux python machine_learning DL

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[Python] Create linked list in python

2022-6-22 萧 写技术

class Node: def __init__(self, dst = -1, cost = -1): self.dst = dst self.cost = cost self.link = None def image_to_graph(image): print("ssss\n") header = Node() header.link = Node(1,1) header.link.link = Node(2,2) p = header whil...

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标签: python Data Structures data_structures

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[DL]SRGAN

2022-6-9 萧 写技术

import os import sys import torch import torch.nn as nn import torch.nn.functional as F from PIL import Image,ImageFilter import matplotlib.pyplot as plt import numpy as np import torchvision from torchvision import transforms from torchvision.transforms import ToTensor from torchvision.t...

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标签: python machine_learning DL

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