Data analysis – Buried point design
This is the 31st day that I participated in the August More text Challenge. The details of the activity are viewed: The Buried point analysis...
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Tag: The data analysis
Numpy series of array data selection
December 20, 2023
by 邵雅涵
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This is the third article in the Numpy series. As a complement to the Pandas series, there is a passing mention of the NUMPY section...
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Pandas Data Analysis (7) — Model evaluation
December 20, 2023
by Taran Lata
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How do we know if a model is going to work? So that we can use the results that the model gives me with confidence?...
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The flow of Python data analysis
December 20, 2023
by John Maldonado
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This is the 25th day of my participation in The August Genwen Challenge. Check the details of the activity: Process of data analysis of August...
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Algorithm analysis | first set of asymptotic analysis) (
December 20, 2023
by Jonathon Rocha
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This article has participated in the Denver Nuggets Creators Camp 3 "More Productive writing" track, see details: Digg project | creators Camp 3 ongoing, "write"...
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Data analysis – Normal distribution, large number theorem, central limit theorem
December 20, 2023
by Lydia Fisher
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This is the 27th day of my participation in the August Genwen Challenge. The concept of normal Distribution. It looks like this - it's high...
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A guide to the Business of Data Analytics: Help you make Money on the Internet
December 20, 2023
by Adam Shields
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What is data analysis? Should I study data analysis? Data analysis is a universal skill in all industries. The most important thing you need is...
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Douyin interview question: send you a universal template, want?
December 20, 2023
by Edward Goddard
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There is a "user login record form", which contains two fields: user ID and date. Query the maximum number of consecutive login days per user...
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I made an ebook on GitHub
December 20, 2023
by Sahil Upadhyay
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1. What is GitHub? GitHub is a software source code hosting service, which is basically a "web disk" for storing files, but this "web disk"...
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What if Github images cannot be displayed?
December 20, 2023
by Amanda Ochoa
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Why don't GitHub pictures show up? Today I'll show you the solution. 1. What is a picture bed? Picture bed, as the name suggests, is...
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Top 10 Machine learning algorithms in data Science
December 20, 2023
by Richard Maxwell
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Practitioners of machine learning have different beliefs. Some believe in "the sword" (in this case, the sword is an algorithm, and the law is various...
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How to evaluate the idea that “choice is more important than effort”?
December 20, 2023
by Miss Kathleen Wilson
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Let me start with an experiment. In 1996, two experts (Epstein and Axtell) at the Brookings Institution in the United States, using computer simulation, developed...
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Horizontal concatenation of the Pandas series (2) Type of keys
December 20, 2023
by Renee Nicholas
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This is part 36 of the Pandas series, which addresses the additional challenges of specifying join key types for horizontal table concations. For example, when...
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Pandas was used for statistical analysis of the Kaggle dataset
December 20, 2023
by Tania Kennedy
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Sometimes, when faced with a data problem, we must first delve into the data set and understand it. Understanding its properties, its distribution and so...
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“SQL basic tutorial” how to import the SQL file in the book database?
December 20, 2023
by Benjamin Roberts
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The only book I recommend for beginners is Mick's SQL Basics Tutorial. Many people on the Internet recommend "SQL must know must be", in fact,...
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What tools are commonly used for big data visualization analysis?
December 20, 2023
by Badal Saran
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Life, work often see a lot of cool charts, these charts are how to make out? Today I'm going to tell you all about the...
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Horizontal concatenation of pandas series (4) Processing of duplicate column names
December 20, 2023
by Jessica Johnson
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This is the 38th article in the Pandas series on repeated column names during the merge process. It mainly includes the processing mode in the...
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Small fry powder quantitative | remember only a minute to select the bottom jump empty volumes to rise the strength of the shares
December 19, 2023
by Melissa Jenkins
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Believe everybody heard quantitative trade this thing! Nevertheless at present domestic and foreign introduce quantitative book, course and so on, it is the person of...
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Horizontal splicing of PANDAS series (3) Connection mode
December 19, 2023
by 徐冠霖
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The inner join, the outer join, the left join, and the right join. The inner join, the outer join, the left join, and the right...
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Python quant trading advanced lecture – crawler grab east wealth net shares post
December 19, 2023
by Dishani Gandhi
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You are welcome to subscribe to the "Python in Action: Building a Stock-based Quantitative Trading System" pamphlet. The booklet will feature columns that expand on...
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Common model introduction – decision tree model
December 19, 2023
by Ryan Edwards
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Decision tree model Non-parametric model - no need to make too many assumptions about the objective function and variables - use more flexible - can...
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Calculation and estimation of LTV in data analysis
December 19, 2023
by Sean Smith
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For those of you who are more comfortable with Excel, let's take a look at calculating and estimating LTV in Excel versus Python
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“Data Analysis” Pandas addresses the number of days of continuous behavior required
December 19, 2023
by Anya Ratti
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Recently I encountered a requirement when processing data, the core of which was to find the maximum number of consecutive days of behavior. Here, we...
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As a data analyst, how to improve the ability of data analysis?
December 19, 2023
by Leslie Robertson
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However, no matter what position you are in, data analysis is just the starting point. Using data driven business to drive enterprise management is the...
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Introduction to a common model – Random forest
December 19, 2023
by Danielle Bowden
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What is the definition of strong learner and weak learner? What is the basic principle of random forest? Why does the random forest model achieve...
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Boosting and XGBoost models are common stochastic models
December 19, 2023
by 李雅玲
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Boosting Model - A Boosting model with better performance for XGBoost model after multiple decision tree models are integrated
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Horizontal concatenation in the PANDAS series (1) The type of the table to be joined
December 19, 2023
by Jessica Holland
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This is the thirty-fifth article in the series to describe the simplest types of table joining. There are three types: one-to-one, one-to-many, and many-to-many.
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Diagram Pandas pivottables and cross-tables
December 19, 2023
by Lakshay Bala
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Hello, I'm Peter. I've finally started to write the advanced content for Pandas. I believe that many people should know about PivotTable, which is often...
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KoP officially open source: Supports the native Kafka protocol on Apache Pulsar
December 19, 2023
by Kashvi Sane
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We are pleased to announce that StreamNative and OVHcloud open source "KoP" (Kafka on Pulsar). The KoP introduces the Kafka protocol processing plug-in into the...
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Common problems with model effect evaluation methods
December 19, 2023
by Bhavin Thaman
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This is the 12th day of my participation in the August Challenge. The details of the activity are as follows: The evaluation methods of the...
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