Programmer Group

preface In blog Opencv Python practice (4) -- common OpenCV image processing technologies( ❤️ 10000 word long text, including a large number of examples ❤️)> As described in, you can apply CV2. Bilaterfilter () To reduce noise while retaining sharp edges. However, this filter will produce ladder effect and false edges in the filtered im ...

Python: generating avatars with user nicknames demand After a new user is created, a picture is generated according to the nickname entered by the user. (example: after registering the "nailing" user, the avatar is generated according to the entered name) development environment Windows 10Python 3.8Pillow 8.1.2 realization Snak ...

opencv opens the camera and performs face detection Development environment: Qt5.12.4, MSVC2017, win10 First, sort out the process Configure opencv Library in QtStart a sub thread to continuously obtain image frames from the cameraUse the obtained image frame to input opencv face recognition algorithm, and draw a rectangular boxTransfer the ...

1, Requirements: Learn and understand the internal code, location code coding rules and font data storage format of Chinese characters. Under Ubuntu, use C/C + + (or python) to call opencv library to program and display a picture, open a text file named "logo.txt" (there is only one line of text file, including your own name and ...

1.1. First download opencv4.1.2 in Ubuntu (download the source code version, that is, the source version) Since most of the downloaded virtual machines are in English, it is not very good-looking. The author suggests changing the language to simplified Chinese Specific information can be viewed   (25 messages) ubuntu 16.04 change the sy ...

[OpenCV] detailed explanation and principle analysis of MatchTemplate function parameters MatchTemplate MatchTemplate(InputArray image, InputArray templ, OutputArray result, int method); Image: enter an image to be matched, which supports 8U or 32F. templ: enter a template image of the same type as image. result: output the matrix of ...

Today we demonstrate how to use Keras, Redis, Flask, and Apache for in-depth learning in a production environment Over the years, Dega has also sorted out a lot of learning materials about artificial intelligence (including learning roadmap, two deep learning framework videos, image recognition, OpenCV, computer vision, deep learning and neura ...

Write in front: strongly accuse those who copy and paste other people's blogs but don't know whether it is feasible to practice; I have read countless blogs, experimented with many methods, and summarized the pitfalls: almost all articles are source code compilation, and the compilation methods are similar, but no one has ever written how m ...

Python Web Crawler (1) Getting Started Libraries used: requestspip+BeautifulSoup4pip+tqdmpip+html5lib python version: 3.8 Compilation environment: Jupyter Notebook (Anaconda3) Tour: Chrome Knowledge involved: HTML Hypertext Markup Language , What is a crawl 1. Web Crawler (Web Crawler or Web Spider) It is a program that aut ...

Python makes mosaic images 200 lines of Python code complete the script for generating mosaic pictures Knowledge points What is RGBHSV color spacePython BasicsIncluding the use of the pilot libraryUse of multiprocessing LibraryPrinciple of making mosaic image effect: You can generate pictures similar to the following: After zooming ...