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原创 51单片机——LCD显示器
LCD显示器工作方式1.静态数码管LED数码管根据LED接法不同可分为两类：共阴共阳共阴数码管码表（添加到数组中，使用时直接导入）开发板数码管电路图#include"reg51.h"typedef unsigned char u8;typedef unsigned int u16;sbit LSA=P2^2;sbit LSB=P2^3;sbit LSC=P2^4;u8 smgduan[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x0
2021-07-19 20:44:47
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原创 FaceNet-pytorch(fixing data imbalance-CASIA)
FaceNet-pytorch(fixing data imbalance-CASIA)
2022-09-25 17:02:22
534
原创 对人脸口罩数据库的预处理
import osimport shutildef dataset_split(source_dir, outputdir): origin_dir = os.listdir (source_dir) count = 0 # print (origin_dir) # # for i in range (len (origin_dir)): # origin_name = os.path.join (source_dir, origin_dir[
2022-03-25 18:16:15
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原创 批量FaceAlignment using dlib
# 批量人脸裁剪代码import osimport cv2import dlibdef FaceClip(fliePath, output_image_path): predictor_model = 'shape_predictor_68_face_landmarks.dat' detector = dlib.get_frontal_face_detector () # dlib人脸检测器 predictor = dlib.shape_predictor (pred
2022-03-25 07:58:17
141
原创 python读取文件
方法一：os.scandir ( )root_dir = for obj in os.scandir(root_dir): if obj.is_dir(): print (obj.name) if obj.is_file(): print (obj.name)方法二：os.walk ()遍历所有文件，子文件夹
2022-03-09 14:13:51
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原创 python面对对象编程——继承
class A (object): def __init__(self): self.number = 1 def print_info(self): print ('这是父类A')class B (object): def __init__(self): self.number = 2 def print_info(self): print ('这是父类B')class C (A, B):
2022-02-22 11:58:47
320
原创 openCV5-getTickCount
使用openCV检测效率e1 = cv2.getTickCount ()#######################运行的代码#######################e2 = cv2.getTickCount ()time = (e2 - e1) / cv2.getTickFrequency ()
2022-01-29 09:42:35
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原创 openCV5-Threshold and Mask
一、掩膜 （Mask）掩膜是用选定的图像、图形或物体，对要处理的图像进行遮挡，来控制图像 处理的区域二、阈值 （Threshold）设定的阈值，将灰度图像转换为二值图像三、流程图四、代码，结果import cv2Dog = cv2.imread ('C:/Users/64679/Desktop/1.JPG')CVlogo = cv2.imread ('C:/Users/64679/Desktop/2.JPG')CVlogoGray = cv2.cvtColor (CVlogo, cv
2022-01-28 14:21:29
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原创 openCV4-mixImage
import cv2frame1 = cv2.imread ('C:/Users/64679/Desktop/1.JPG')frame2 = cv2.imread ('C:/Users/64679/Desktop/2.JPG')dst = cv2.addWeighted (frame1, 0.5, frame2, 0.5, 0)cv2.imshow ('dog1', frame1)cv2.imshow ('dog2', frame2)cv2.imshow ('dogMix', dst)c.
2022-01-27 00:22:38
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原创 opeCV3-Image
`import cv2frame = cv2.imread (‘C:/Users/64679/Desktop/1.JPG’)px = frame[10, 10]blue = frame[10, 10, 0]print ('px= ', px)print ('blue= ',blue)while (1):cv2.imshow (‘dog’, frame)if cv2.waitKey (1) == ord (‘q’):breakcv2.destroyAllWindows ()`...
2022-01-26 22:54:35
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原创 openCV2-TrackBarRGB
import cv2import numpy as npdef nothing(x): passcv2.namedWindow ('Image')frame = np.zeros ((400, 400, 3), np.uint8)cv2.moveWindow ('Image', 0, 0)cv2.createTrackbar ('R', 'Image', 0, 255, nothing)cv2.createTrackbar ('G', 'Image', 0, 255, not
2022-01-26 22:33:24
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原创 OpenCV1_摄像头图像获取与编辑
import cv2 as cvdispW=640dispH=480flip=0camSet='nvarguscamerasrc ! video/x-raw(memory:NVMM), width=3264, height=2464, format=NV12, framerate=21/1 ! nvvidconv flip-method='+str(flip)+' ! video/x-raw, width='+str(dispW)+', height='+str(dispH)+', format=
2022-01-22 09:49:46
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原创 Python入门
1.输入一行字符，分别统计出其中英文字母、空格、数字和其它字符的个数几个好用的字符串函数str = input ()a = b = c = d = 0for i in str: if i.isalpha(): #中英文字母 a=a+1 if i.isspace(): #空格 b=b+1 if i.isnumeric(): #数字 c=c+1d=len(str)-a-b-c #其他字符print(a,b,c,
2021-08-23 22:40:20
68
空空如也
pytorch 的 summary 函数
2022-09-04
matlab如何才能批量操作相同格式的txt
2021-11-17
#C语言题目 #二进制
2021-08-14
一个单片机数码管的小程序，这里为什么说重定义了呢？
2021-07-10
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