Tag: The data analysis

python

I implemented a quantitative stock picker program in Python

December 14, 2023

by 趙雅筑

No Comments

Recently, I have been learning data analysis. At the end of the course, the teacher talked about the case of choosing stocks through quantitative analysis,...

Read More

react-native

Understand talkingData

December 14, 2023

by Rachel Simpson

No Comments

TalkingData App Analytics was launched in February 2012 and released in May 2012. It is a set of data statistics and analysis platform for mobile...

Read More

Big data

Netease Sails, Cloud Music, Intel, Youzan’s latest big data practice (PPT download + video playback)

December 14, 2023

by Grace Allen

No Comments

At the recent netease Spark Technology Salon hosted by netease Spark and Intel, Yao Qin, a netease Spark Committer, and Chen Qi, head of OLAP...

Read More

The database

Data offset, partitioning traps… We avoided Dynamodb’s 5 pits this way

December 13, 2023

by Mehul Shan

No Comments

DynamoDB is a NoSQL database service implemented by Amazon based on Dynamo: Amazon's Highly Available Key-Value Store. It can meet the database seamless expansion, can...

Read More

reading

See how the Canon gang bosses netted $1.2 million on EOS candy?

December 13, 2023

by Jessica Morales

No Comments

Anyone who holds EOS now will encounter such a situation, when you open the exchange wallet and find some extra tokens in it for no...

Read More

Artificial intelligence (ai)

Brief introduction to five commonly used big data analysis tools

December 13, 2023

by 馬雅惠

No Comments

Big data is a broad term for collections of data so large and complex that they require specially designed hardware and software tools to process...

Read More

The front end

React Project Practices Series 2

December 13, 2023

by Andrew Wheeler

No Comments

The last article covered using a remote Mock Server, so the next step is to have the front end request the Mock environment. In the...

Read More

The development tools

Matplotlib study notes

December 13, 2023

by 丁雅筑

No Comments

Set up what image to draw: plot, Scatter... To better understand all of the base drawing capabilities, we integrate all of the base API usage...

Read More

reading

After watching Coco, I grabbed over 700 reviews

December 13, 2023

by Beverly Lewis

No Comments

It's been said that Pixar, known for making great things, has come up with another animated film that can move you to the core. So...

Read More

reading

Exquisite housing quality short-term rental — Data analysis of Airbnb in Beijing

December 13, 2023

by 李馨儀

No Comments

Based on the data released by Airbnb in Beijing on April 17, 2019, this paper analyzes the housing information and housing heat in Beijing, conducts...

Read More

Artificial intelligence (ai)

Ten methods to reduce dimension of image data set

December 13, 2023

by 尚慧君

No Comments

Dimensionality reduction is an operation that transforms a single image into a data set in a high-dimensional space by high-dimensional data of a single image....

Read More

The front end

5 Big Data classic model explanation – data analyst must master

December 13, 2023

by Harriet Thompson-Hughes

No Comments

In 1898, an American put forward the concept of funnel model, which was later summarized as AIDA model. From attracting customers' attention, to attracting customers'...

Read More

reading

What categories does Dodi identify as Python engineers in the enterprise?

December 13, 2023

by William Mortimer

No Comments

Python is very popular these days, both academically and professionally, and many people are learning Python. Because Python is not only capable of big data...

Read More

The back-end

How to use machine learning to classify text

December 13, 2023

by Sean Khan-Bowen

No Comments

The need to use supervised learning to train historical data to generate models for predicting text categories. Sample cleaning mainly deletes duplicate data, corrects or...

Read More

Artificial intelligence (ai)

Did you punch in at work today?

December 13, 2023

by 周詩涵

No Comments

【 Tencent Interview question 】 There is a user check-in table, which records the situation of each user's daily check-in. This table contains three columns:...

Read More

The back-end

Introduction to data analysis series tutorial – Micro blog crawl

December 12, 2023

by Hayley Price

No Comments

In the last section, we explained the basic process and necessary skills of crawler. It is the most important to lay a good foundation and...

Read More

The back-end

Mondrian multidimensional analysis engine data caching function analysis and extended implementation

December 12, 2023

by Raewyn Buchanan

No Comments

Pentaho Analysis Services, or Mondrian (project code name), is Pentaho's multidimensional Analysis, OLAP solution. Mondrian is an OLAP engine, and it is a ROLAP engine....

Read More

The development tools

Typora font color Settings

December 12, 2023

by Brooke Clark

No Comments

Introduction paragraph time small make up recommend you a markdown IDE editor: Typora, specific tweets is as follows: R communication | markdown editor - Typora...

Read More

Artificial intelligence (ai)

Python Combat group Cohort Analysis

December 12, 2023

by 蔡馨儀

No Comments

Hello, I'm Peter~ This article is about a data Analysis method: group Analysis Cohort Analysis. Group analysis is an analytical approach used to study user...

Read More

reading

This is best practice for data analysts

December 12, 2023

by Nathan Francis

No Comments

One day, there were two officers, both of whom had the same fever and headache, but hua Tuo's prescriptions were quite different. After the original...

Read More

The back-end

Python data analysis | a variety of ways to obtain pandas. DataFrame data objects

December 12, 2023

by Nehmat Chauhan

No Comments

Create an empty DataFrame object array create a DataFrame object dictionary create a DataFrame object file return a DataFrame object NP create a DataFrame object

Read More

reading

What is big Data technology architecture

December 12, 2023

by 王佳慧

No Comments

The application and development of big data is biased towards the bottom layer, which is difficult to learn and involves a wide range of technologies,...

Read More

The development tools

Rio side tecdat | R language use igraph map network visualization

December 12, 2023

by Stewart Pugh

No Comments

This article assumes that you already know how to build a basic network graph using the igraph library. Basically, igraph allows several types of input...

Read More

The back-end

Pandas DataFrame data structure

December 12, 2023

by 王佩君

No Comments

This is the second article in the Pandas series about the DataFrame data structure. The use of these two data structures will be described in...

Read More

The back-end

VS Code configuration using Geant4 and Root

December 12, 2023

by David Gifford-Campbell

No Comments

I have always preferred Visual Studio as the IDE of choice for C++ development, from version 08 to the current version 19, for a long...

Read More

Artificial intelligence (ai)

Data analysis – GMV maximization

December 12, 2023

by Mark Mccoy

No Comments

This is the 23rd day of my participation in the August Challenge. Check the details of the activity: What aspects can be considered in the...

Read More

The code of life

PHP concurrency, how to ensure data consistency

December 12, 2023

by Wendy Carr

No Comments

Service Scenario When a user purchases goods, the balance of the user's wallet needs to be queried and deducted. If the same user concurrently executes...

Read More

The back-end

These interactive charts made with Pyecharts, the leader said diao bang!

December 12, 2023

by 鞠龍

No Comments

Echarts is an open source data visualization by Baidu, with good interaction, exquisite chart design, has been recognized by many developers. Python, on the other...

Read More

Artificial intelligence (ai)

Data Mining Python Basics NumPy Basics

December 12, 2023

by Craig Jensen-Middleton

No Comments

In the previous article we had a general overview of Numpy, the creation methods of NDARRay, its indexing and slicing, and some pivot operations. Today...

Read More

Artificial intelligence (ai)

These 7 communication skills are all that’s missing between you and the analytics guru

December 11, 2023

by Hailey Lopez

No Comments

Readers often complain to me that in their company, they work as a "data analyst" title, and do the work of a human data collection...

Read More