leiguxing-优快云博客

原创 vs2015 +opencv4.1证件照背景替换任意色变为白色

vs2015 +opencv4.1证件照背景替换任意色变为白色#include <opencv2/opencv.hpp>#include <iostream>#include <opencv2/highgui/highgui_c.h>using namespace cv;using namespace std;Mat mat_to_sample...

2020-04-30 21:59:43 792

原创模型的训练

import tensorflow as tffrom tensorflow.keras import layers, optimizers, datasets, Sequentialimport osfrom resnet import resnet18os.environ['TF_CPP_MIN_LOG_LEVEL']='2'tf.random.set_seed(2345)#...

2020-04-24 16:02:05 261

原创 tesnorflow2.0模型的加载训练和保存

import tensorflow as tfimport numpy as npimport pandas as pdimport osimport matplotlib.pyplot as plt# matplotlib inline(train_image, train_label),(test_image,test_label)=tf.keras.datasets.fashio...

2020-04-24 14:46:58 297

原创 Python TensorFlow2.0 cifar100 cnn vgg13

import tensorflow as tffrom tensorflow.keras import layers, optimizers, datasets, Sequentialimport osos.environ['TF_CPP_MIN_LOG_LEVEL']='2'tf.random.set_seed(2345)conv_layers = [# 5 units of co...

2020-03-15 18:50:13 194

原创 Python OpenCV 人脸识别(pca_svm）

Python OpenCV 人脸识别(pca_svm）import sklearn.datasets as sdimport sklearn.decomposition as dcimport sklearn.model_selection as msimport sklearn.svm as svmimport sklearn.metrics as smimport matplotl...

2020-03-15 16:13:22 1703 1

原创 python opencv人脸识别

Python OpenCV 人脸识别局部二值模式直方图人脸识别器import cv2 as cvimport osimport numpy as npimport sklearn.preprocessing as spfd = cv.CascadeClassifier('face.xml')def search_faces(directory): directory = ...

2020-03-15 14:41:54 170

原创 Python OpenCV 人脸定位，包括（face，smile，eyes）

基于Python OpenCV的人脸定位（face ，smile，eyes）import cv2 as cvfd = cv.CascadeClassifier('face.xml')#脸部定位器ed = cv.CascadeClassifier('eye.xml')#眼睛定位器sd = cv.CascadeClassifier('smile.xml')#笑容定位器vc = cv.Vid...

2020-03-15 13:37:37 1408

原创 Python OpenCV 物体识别

基于Python OpenCV 隐马尔可夫模型物体识别，汽车飞机摩托车。网上自己收集的图片进行识别的，准确率可以达到60% 其中通过star 和sift 特征检测。import osimport warningsimport numpy as npimport cv2 as cvimport hmmlearn.hmm as hlwarnings.filterwarnings('...

2020-03-15 11:41:15 5966 3

原创 python opencv 角点检测，锐化

import numpy as npimport cv2 as cvoriginal = cv.imread('box.jpg')print(original.shape)cv.imshow('box',original)#灰度转化gray = cv.cvtColor(original,cv.COLOR_BGR2GRAY)eq_gray = cv.equalizeHist(gra...

2020-03-14 15:07:20 529

原创 Python OpenCV 直方均衡处理，提高亮度，对比度不变。

import numpy as npimport cv2 as cvoriginal = cv.imread('hei.jpg')print(original.shape)cv.imshow('hei',original)#灰度转化gray = cv.cvtColor(original,cv.COLOR_BGR2GRAY)#直方均衡处理，提高亮度，对比度不变。eq_gray ...

2020-03-14 14:38:33 150

转载 Python OpenCV canny检测

边缘检测 cannyimport numpy as npimport cv2 as cvoriginal = cv.imread('p4.jpg')print(original.shape)cv.imshow('1',original)#边缘检测，canny 效果比较好。目的让边缘更加突出。canny=cv.Canny(original,50,50)cv.imshow('cann...

2020-03-14 14:10:31 204

原创 Python OpenCV 图片的读取、缩放，裁剪与保存

import numpy as npimport cv2 as cvoriginal = cv.imread(‘p4.jpg’)print(original.shape)cv.imshow(‘1’,original)blue = np.zeros_like(original)blue[…,0] = original[…,0]cv.imshow(‘blue’,blue)green =...

2020-03-14 14:00:35 2187

原创 Python if else test 练习

Python if else test 练习#! /usr/bin/python3#第一题k = int(input(“请输入公里数”))if 0<k<=3:y=13elif 3<k<=15:y=2.3kelif k>15:y=2.3k+1.15*kprint(“费用：”,round(y),“元”)#第二题s1 = int(input(“请输入...

2020-02-12 10:41:48 250

原创 Python test4

python 练习#! /usr/bin/python3#注释。注释print(“hello”)print(“1+23")print("1+2+34 =”,1+2+3*4)#作业#第一题：写出图形print("########")print("# #")print("# #")print("########")#第2题#已知矩形的长边为6，短边为4，求...

2020-02-12 10:38:03 114

原创 Python test2

Python 练习2s = input("请输入圆的半径：　")s= float(s)print(s)print("圆的周长是：",2*3.14*s)print(1,2,3,4,5,sep='-+-')print(1,2,3,4,5,sep='*')print(1,2,3,4,5,sep='　　　')print(1,2,3,4,5,end=' \n')print(1,2,3...

2020-02-12 10:35:48 125

原创 Python test1

Python 练习1#第一题print("第一题")print(" * ")print(" *** ")print(" ***** ")print("*******")#第二题print("第二题")print("216两是",216//16,"斤",216%16,"两")#第三题print("第三题")print("63320秒",63320//3600,"...

2020-02-12 10:33:25 107

原创 Python学习总结

Python学习总结更具视频自学的Python，以前学的已经快忘记，现在来复习一下，顺便做一个笔记。linux的基本知识linux 命令格式：命令名【选项】【参数】例: pwdls /usr/bin/cd /注：有些命令没有选项和参数。根目录： Linux ： / 。路径：用来记录一个文件或者文件夹的字符串，分为绝对路径和相对路径。绝对路径：以“ / ”...

2020-02-11 20:46:00 103

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