Research on the detection effect of barcode detection based on Opencv+Kmeans+Zbar and barcode detection based on sharpening+bilateral Gaussian filtering+Zbar in industrial photovoltaic production lines

Article directory Preface 1 Barcode detection based on Opencv + Kmeans + Zbar 1.1 Barcode detection preprocessing 1.1.1 Template matching 1.1.2 Use K-mearn algorithm (clustering algorithm) to process barcode frames 1.2matplotlib visual barcode detection frame 1.3 Detection effect 2 Barcode detection based on sharpening + bilateral Gaussian filtering + Zbar Summarize Other articles Original statement: […]

07 Django — ORM unilateral query

Table of contents Commonly used query methods for single tables filter double underscore query Multi-table query Table Structure One-to-one correspondence: OneToOneField() Many-to-one: Foreignkey() Many-to-many: ManyToManyField() Meta information Meta: Commonly used query methods for a single table models.py library management from django.db import models # Create your models here. class MyLibrarys(models.Model): id = models.AutoField(primary_key=True) name = […]

[OpenCV Practical Combat] 4. OpenCV five filtering practices (mean, box, median, Gaussian, bilateral)

OpenCV five filtering practices (mean, box, median, Gaussian, bilateral) 〇. Coding practical content 1. Filtering, kernel and convolution 1.1 Filtering 1.2 Kernels & Filters 1.3 Formula 1.4 Example 2. Actual combat of picture border filling 2.1 Solve the problem 2.2 Related OpenCV functions 2.3 Code 3. Practical practice of mean filtering 3.1 Theory 3.2 Blur […]

Internal network lateral movement-ARP attack & picture capture & data hijacking & DNS hijacking

Intranet Lateral Movement-ARP Attack &Picture Capture &Data Hijacking &DNS Hijacking 1. ARP 1.1. Introduction to APR 1.1.1. How ARP works 1.1.2. How APR deception works 1.2. Environment preparation 1.3. Applicable scenarios 2. ARP disconnection attack demonstration 2.1. Demonstration using kali 2.1.1. nmap judges survival 2.1.2. Installation tools 2.1.3. Attacking Windows 10 virtual machines 2.1.3.1. Check […]

Intranet lateral movement-Win&Linux&offline memory reading&Hashcat cracking&RDP&SSH storage extraction

Intranet lateral movement-Win & amp;Linux & amp;memory offline reading & amp;Hashcat cracking & amp;RDP & amp;SSH storage extraction 1 Introduction 2. Windows system password extraction 2.1. Online reading 2.2. Offline reading 2.2.1. Read without storage 2.2.1.1. Reading files 2.2.1.2. Local decryption 2.2.2. Read with storage 2.3. Solve the high version 2.3.1. Modify the registry 2.3.2. […]