Climb netease cloud music highlights
Xiaobian Sun Wukong has a hobby, like to listen to the familiar melody, while watching the comments of netease cloud music songs, especially the wonderful...
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Tag: Data mining
R language: Logistic regression ROC curve diagonal analysis process and results
December 31, 2023
by Stephen Godfrey-Curtis
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Earlier we discussed the advantages of using the ROC curve to describe classifiers. Someone said it describes "strategies for randomly guessing categories." Let's go back...
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Summation bias and endogeneity in R language models: a numerical simulation approach
December 30, 2023
by Karen Bray
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Endogeneity, the subject of this introduction, may be heavily biased towards regression estimation. I will specialize in modeling endogeneity caused by missing variables. In subsequent...
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Minimum Angle algorithm LARS for Lasso regression in Python
December 30, 2023
by Martyn Henry
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Suppose we expect the dependent variable to be determined by a linear combination of subsets of potential covariables. The LARS algorithm then provides a method...
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R language tree-based methods: decision tree, random forest, Bagging, enhanced tree
December 30, 2023
by Kevin Mendoza
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This paper is about tree-based regression and classification methods. Tree methods are simple to understand but very useful for interpretation, but they generally cannot compete...
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Polynomial regression, local regression, kernel smoothing and smooth spline regression models in R language
December 30, 2023
by Emily Smith
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In the standard linear model, we assume that. When the linear hypothesis cannot be satisfied, other methods can be considered. Similarly, in the standard linear...
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Econometrics in R language: Application of dummy variables (dummy variables) to linear regression models
December 30, 2023
by Stewart Pugh
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Most data can be measured by numbers, such as height and weight. However, variables such as gender, season and location cannot be measured numerically. Instead,...
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R language adaptive LASSO polynomial regression, binary logistic regression and ridge regression application analysis
December 30, 2023
by Miraan Lad
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The regularization path is the regularization path for calculating LASSO or elastic network penalties on the grid of values of the regularization parameter lambda. The...
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Short text matching tool -ESIM
December 30, 2023
by Tiya Wali
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Don't know what happened this year, the essays in this match to the problem of data mining competition emerge in endlessly, since will Question Pairs...
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Python does community detection and color mapping of network graph Networkx
December 30, 2023
by Benjamin Begum-Clark
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G = nx.random_graphs.powerlaw_cluster_graph(300, 1, .part = community. Values = [part.get(node) for node in g. mode = community.
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Principal component Analysis (PCA) principle and R language implementation and analysis examples
December 30, 2023
by Miraan Lad
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http://tecdat. Principal component analysis (PCA) is a data dimension reduction technique, which can transform a large number of related variables into a group of few...
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Data fitting and prediction of cubic spline and smooth spline models based on R statistical software
December 30, 2023
by Vanessa Copeland
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Splines are a method of fitting nonlinear models and learning nonlinear interactions from data. Cubic splines have consecutive first and second derivatives. By applying basic...
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R language meta-analysis of Scottish independence polls
December 30, 2023
by 余志豪
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On 18 September 2014, residents of Scotland will vote in a referendum on whether to become independent from the United Kingdom. Since a series of...
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How did I go from learning nothing to successfully switching to data analysis?
December 30, 2023
by Victoria Parker
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I haven't updated it for almost two weeks. Sorry about that. Life has been a little busy recently, but it will return to normal later....
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Visual analysis of R language survival analysis
December 30, 2023
by Renee Koshy
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Survival analysis refers to a series of statistical methods used to explore the timing of events of interest. Failure time analysis in engineering. The time...
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Write reproducible reports in the R language using Markdown, Knitr, and PanDoc
December 30, 2023
by Billy Mason
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You have some code, data, and a good result, and now you need to talk to your collaborators (or supervisors). In this guide, we want...
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Analyze Apriori and FP-growth
December 30, 2023
by 張詩涵
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Two classical algorithms, Apriori and FP-growth, are introduced respectively, and their advantages and disadvantages and implementation process are given, and their own understanding is given
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TensorFlow Probability is used to make an introductory analysis of the errors in the financial model
December 30, 2023
by Bruce Moreno
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Hedged Capital, a financial trading and advisory firm with an "AI-first" strategy, uses probabilistic models to trade in financial markets. In this paper, we will...
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A case study on classification model of r-language penalty Logistic regression (LASSO, Ridge regression) with high dimensional variable selection
December 30, 2023
by Scott Hernandez
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| http://tecdat. the original logical logistic regression is the commonly used method in the study, can influence factor screening, probability prediction, classification, etc., such as...
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Community detection in social networks using R and Python
December 30, 2023
by Samuel Bary
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In this article, I examine communities in social networks using R and Python. Kaggle's data was in 110.egonet files (corresponding to 110 anonymous Facebook users),...
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Use GIS to make static maps and process geographic data
December 30, 2023
by 解琬婷
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GQIS is the leading free open source geographic Information System (GIS) application. It is capable of sophisticated geographic data processing and analysis, and can also...
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NSACE | network security management staff how to keep pace with The Times in 2021?
December 30, 2023
by Stanley Watson
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NSACE | network security management staff how to keep pace with The Times in 2021? At present, many large or super large enterprises have begun...
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Take you through all the proxy IP stuff
December 30, 2023
by Akarsh Ahluwalia
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When crawling certain sites, we often set the proxy IP to avoid the crawler being blocked. We obtain the proxy IP address usually extract domestic...
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Python | ARIMA time series models to predict the airline passenger Numbers
December 30, 2023
by 張詩涵
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A time series is defined as a series of data points indexed in chronological order. The chronological order can be daily, monthly or yearly. The...
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Special episode 1024 – growth package from Meituan tech guru
December 30, 2023
by Raewyn Buchanan
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Today, 1024. Instead of talking about technology, let's talk about tech life. In fact, the growth of technical people also have routines to follow, may...
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Why is Julia so fast?
December 30, 2023
by Chloe Webb
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This is a question that many people ask. I never thought I could make it clear myself. Julia can use LLVM, Python and everything else....
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Extreme value theory of R language EVT: Analysis of fire Loss Distribution based on GPD Model
December 29, 2023
by Andrew Forsyth
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Extreme value theory focuses on the tail characteristics of risk loss distribution and is usually used to analyze events with rare probability. It can rely...
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R language based on Bootstrap linear regression prediction confidence interval estimation method
December 29, 2023
by Christine Hughes
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We know the calculation of the confidence intervals of the parameters, which are subject to a certain distribution (T-distribution, normal distribution), so multiply the corresponding...
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Small white product – product manager introduction (a) demand mining
December 29, 2023
by Renee Nicholas
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Every Internet person probably has a product dream. Recently, I also fell into the product pit, so I will finish this series, hoping to share...
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R language to achieve generalized additive model GAM and ordinary least squares (OLS) regression
December 29, 2023
by Victor Henson
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This article explores why using the generalized additive model is a good choice. To do this, we first need to look at linear regression to...
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