What advanced developers can learn from beginners

In the past few years, I have the luxury of working and mentoring with a considerable number of beginners. Although I have clearly witnessed a considerable part of my programming failure, things are not as black and white as they seem. Among beginners, I always see some patterns and behaviors. While some of these behaviors are misleading and ha ...

Added by LTJason on Fri, 11 Feb 2022 12:04:46 +0200

Word2vec of recommendation system

Word2vec of recommendation system Objective: in the tasks related to natural language processing, we should hand over the natural language to the algorithm in machine learning. Usually, we need to mathematicize the language, because the machine is not a human, and the machine only recognizes mathematical symbols. Vectors are things that people ...

Added by TheMayhem on Fri, 11 Feb 2022 07:41:59 +0200

Using Python license plate recognition technology, several lines of code

License plate recognition is widely used in expressways, such as our common electronic toll collection (ETC) system and the detection of traffic violation vehicles. In addition, access control in residential areas or underground garages will also be used. Basically, it will be used in all places where vehicle identity detection is required. br ...

Added by npereira on Fri, 11 Feb 2022 05:59:14 +0200

Machine learning - Case Study 1: happiness prediction

Case 1 (happiness prediction) Background introduction Happiness involves philosophy, psychology, sociology, economics and other disciplines. At the same time, it is closely related to everyone's life. Everyone has his own measurement standard for happiness. If we can find the commonalities that affect happiness and find the policy factors tha ...

Added by fuji on Fri, 11 Feb 2022 01:25:45 +0200

When translation turns into text editing

Original text: Li Xiaolai @ study and study againIt only takes one day to translate a book! ——This is what I did today.At the beginning of this month, I explored the Google Cloud Translation API for a while. In the process, I found DeepL and directly turned around. I bought the Pro service for less than $24 a month and less than $3 ...

Added by danoli on Thu, 10 Feb 2022 23:03:17 +0200

YOLOv5 input Mosaic data enhancement | CSDN creative punch in

Novice beginners hope to take notes to record what they have learned. They also hope to help those who are also beginners. They also hope that the big guys can help correct mistakes ~ infringement legislation and deletion. catalogue 1, Principle analysis 2, Code analysis 1. Main part - load_mosaic 2,load_image function 3,random_perspectiv ...

Added by fahim_junoon on Thu, 10 Feb 2022 14:50:32 +0200

yolov5 complete solution - one text customs clearance

preface The configuration process of yolov5 is generally OK, but most blogs on the Internet do not carefully introduce the specific steps. This paper will record the whole process of yolov5 environment configuration under Windows 10 system from the most detailed level, as well as some details of yolov5 use, and how to make and train their own ...

Added by NathanS on Thu, 10 Feb 2022 13:40:10 +0200

[Tensorflow] through Tensorflow 2 0 training neural network model

In the neural network optimization algorithm, the most commonly used method is the back propagation algorithm, and its work flow is as follows: As shown in the figure, the back propagation algorithm implements an iterative process. At the beginning of each iteration, a part of training data is selected, which is called a batch. Then, the ...

Added by neclord81 on Thu, 10 Feb 2022 12:32:46 +0200

xgboost implementation of multi classification problem demo and its principle

This paper first writes the demo of the multi classification problem supported by xgboost, prints the tree structure, and then understands the principle of xgboost to realize the multi classification problem. This order is easier to understand. xgboost multi classification problem demo This demo can be seen from the source code of xgboost. In ...

Added by jaku78 on Thu, 10 Feb 2022 10:44:50 +0200

Practical ways to write better JavaScript

catalogue   Use type script Type scripts enforce type safety Type descriptions make it possible to refactor larger applications Type scripts make team architecture communication easier Use modern features Synchronization and waiting Jean and conster Arrow = = function Propagation operator Template font (template string) Object const ...

Added by mastercjb on Thu, 10 Feb 2022 09:30:29 +0200