Python uses Tesseract library to identify and verify (24)

(1) About Tesseract Tesseract is an OCR Library (OCR is the abbreviation of Optical Character Recognition in English). It is used to scan the text data, and then analyze and process the image file to obtain the text and layout information. Tesseract is currently recognized as the best and relatively accurate OCR library. (2) ...

Posted on Fri, 03 Apr 2020 08:58:10 -0700 by wiggst3r

Python data analysis - Chapter 3 Introduction to Pandas

Pandas is an open source BSD licensed Python library, which provides python programming language with high performance and easy to use data structure and data analysis tools. Pandas is used in a wide range of fields, including finance, economy, statistics, analysis and other academic and business fields. Here we learn to use pandas for some sim ...

Posted on Tue, 24 Mar 2020 08:44:48 -0700 by j007ha

Correct use of parser for Python crawler BS4 Library

The reason bs4 libraries can quickly locate the elements we want is because they can parse html files in one way, and different parsers have different effects.This is described below. bs4 Parser Selection The ultimate purpose of a web crawler is to filter the selected network information, the most important part can be said to be a parser.Th ...

Posted on Sat, 21 Mar 2020 20:09:49 -0700 by 696020

python game development

python game development Development environment: python3.7+pygame1.9.6 Compiling development software: pycharm2018.3 1, Window making of pygame 2, Game case 1: tank battle 3, Wizard test 4, Game case 2: greedy snake 5, Game case 3: Flying 6, Game case 4:2048 1, Window making of pygame 1. Install pygame pip install -i https://pypi.tuna.tsinghua. ...

Posted on Fri, 13 Mar 2020 08:01:26 -0700 by akano

python and golang communicate through grpc

gRPC Advantages of grpc: gRPC defines the interface through protobuf, so it has more strict interface constraints. 2. At the same time, data can be serialized into binary code through protobuf, which will greatly reduce the amount of data to be transmitted, thus greatly improving performance. gRPC can easily support streaming communication Th ...

Posted on Sat, 07 Mar 2020 22:55:21 -0800 by tecktalkcm0391

python makes FPGA EG01 constraint file text format batch change

python makes FPGA EG01 constraint file text format batch change All mechanical repetitive work should be automated 1. Read the original file 2. Mark important information 3. Extract important information 4. Reshape the format 5. Export and save All mechanical repetitive work should be automate ...

Posted on Fri, 06 Mar 2020 23:36:33 -0800 by ina

[machine learning] naive Bayesian text classification

Naive Bayes 1. Introduction to naive Bayesian algorithm Naive Bayes is a classification algorithm based on Bayes. Naive Bayes classification algorithm calculates the prior probability of the target object, uses Bayes theorem to calculate the posterior probability, and then compares the posterior prob ...

Posted on Tue, 03 Mar 2020 19:33:38 -0800 by gukii

Analysis of Python module

1. What is a module 2. Module classification 3. How to import or customize modules 4. Analysis of common system modules: random, math, OS, os.path     What is Python module The python program we wrote on the Python interpreter has built so many functions, but as long as we exit the interpreter ...

Posted on Wed, 26 Feb 2020 02:31:04 -0800 by Digital Wallfare

python -- pyecharts library geo function / map function to realize the visualization of map data

Guide Kit: In order to mention the speed of the guide packet, the pip is performed through Tsinghua image Import pyecharts package (pyecharts version 0.5.10 is selected here) pip install -i https://pypi.tuna.tsinghua.edu.cn/simple pyecharts==0.5.10 Import map package The map data files are as fol ...

Posted on Mon, 24 Feb 2020 07:19:45 -0800 by dmort

python -- pyecharts library geo function / map function to realize the visualization of map data

Guide Kit: In order to mention the speed of the guide packet, the pip is performed through Tsinghua image Import pyecharts package (pyecharts version 0.5.10 is selected here) pip install -i https://pypi.tuna.tsinghua.edu.cn/simple pyecharts==0.5.10 Import map package The map data files are as fol ...

Posted on Mon, 24 Feb 2020 07:19:37 -0800 by smook