Tag: Data mining
I only need one meal to talk through big data
February 3, 2024
by Parinaaz Tailor
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Yan Fei, a veteran driver of Kyligence big data, has more than 15 years of experience in the field of big data/data warehouse, and has...
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Recommended Recall — Item-based collaborative Filtering: ItemCF
February 2, 2024
by Martyn Stevenson
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1. After the end of user-based collaborative filtering, to strike while the iron is hot, we talk about collaborative filtering based on items: "look and...
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Troubleshooting deadlocks caused by concurrent inserts
February 2, 2024
by Anahita Varma
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Deadlock problem in high concurrent import data at REPEATABLE READ (RR) isolation level using InnoDB storage engine
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Ai-challenger Baseline Fine-grained User Review Sentiment Analysis (0.70201) post
February 1, 2024
by Sarah McKay
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Thank you for your attention. In the second article, I will introduce the process of model training in detail. Some of my personal experience in...
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Introduction to Machine learning kaggle — Titanic data analysis
February 1, 2024
by Clive Elliott
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Hello, everyone, MY name is Peter~ Titanic data is a classic data mining data set, this paper introduces the kaggle ranked the first case share....
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2021 IFLYTEK – Vehicle Loan Default Prediction Challenge Top1- Program learning
January 31, 2024
by Millie Forbes-Todd
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Auto loan default prediction problem, the purpose is to build a risk identification model to predict the potential default of borrowers. The predicted result is...
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Talk about the data insights we’re doing in business link upgrades
January 30, 2024
by 蔡馨儀
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Summary: There are many terms related to data. Although there are different definitions, they are essentially complementary and often used in combination to get results....
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Must-see for data Science: A list of 20 courses from Stanford, MIT, Microsoft, Twitter, and more
January 28, 2024
by Janet Lord
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Data scientist has been called the sexiest job of the 21st century. Want to be a data scientist? Get to collect the list the author...
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Cloud solution analysis for video surveillance services
January 28, 2024
by Sarah Carter
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Ali Cloud provides video surveillance solutions based on Ali cloud storage service to solve the above problems faced by security monitoring services under the traditional...
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Dichotomous evaluation, starting with the obfuscation matrix
January 28, 2024
by Mr. Vincent Foster
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In understanding cross-validation, we talked about using AUC to compare good and bad models. What is AUC? How does it measure how good a model...
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Filecoin tweeted its celebration: the network has broken 5EiB of effective computing power
January 28, 2024
by Bailey McNabb
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Filecoin network is a strong and active DISTRIBUTED cloud storage network, and it is all of us working together to accelerate this era of distributed...
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Data preprocessing also has routines
January 28, 2024
by Yasmin Tiwari
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What is the core of data mining? The answer to this one is there should be no doubt about the algorithm. What are the cornerstones...
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001 — Data Preprocessing techniques (Mean Removal, range scaling, Normalization, binarization, independent thermal coding)
January 28, 2024
by Justin Gibbons
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Necessity of data preprocessing: In the real world, it is often necessary to process a large amount of raw data, which is beyond the comprehension...
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Kaggle Black Friday data analysis and mining
January 27, 2024
by Kevin Arroyo
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"This is the 28th day of my participation in the November Gwen Challenge. Check out the event details: The Last Gwen Challenge 2021." Kaggle Black...
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Partial least squares PLS regression algorithm in R language
January 27, 2024
by Anne Anderson
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I will do some consulting around structural equation modeling (SEM) techniques to solve unique business problems. We try to identify customers' preferences for various products,...
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R language to achieve partial least squares regression (PLS)
January 27, 2024
by Jessica Barton
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Partial least squares regression is a form of regression. When using PLS, the new linear combination helps explain the independent and dependent variables in the...
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Plotly+Pandas+Sklearn: Fire the first Kaggle shot
January 26, 2024
by Rania Saraf
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Hello, my name is Peter. Many readers have asked me: Are there any good cases of data analysis and data mining? The answer is yes,...
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Zero base Tianchi News Recommended beginner -03- Multi-way recall
January 26, 2024
by 錢佩珊
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Introduction: Multi-strategy, using different strategies, features or simple models, recall a part of the candidate set, and then mix the different candidate sets together to...
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R language uses Markov Chain, MC to simulate mortgage default
January 26, 2024
by Christian Campbell
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The purpose of this article is to combine my daily work with R. If we have objects that switch between states over time with a...
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R language Markov switching Model to study water resources
January 26, 2024
by Eric Kelly
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Water is essential to life and has been studied to some extent, but not so much in terms of major investments and the risks associated...
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Time series analysis – From ARMA to ARIMA to SARIMA
January 26, 2024
by Caleb Christiansen
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[TOC] ARMA AR(P), MA(Q) combined, is ARMA(P, Q), autoregressive moving average. The formula is as follows: The formula shows that it can capture the influence...
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Matlab to gross domestic product (GDP) markov chain model (MC) and visualization
January 26, 2024
by Cheryl Moore
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This example shows how to create and visualize the structure and evolution of Markov chain models. A four-state Markov chain is considered to create a...
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[Practice] Use the OpTUNA automatic parameter tuning tool
January 25, 2024
by Wendy Carr
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Optuna is an automatic hyperparametric optimization framework specifically designed for machine learning, deep learning, and user API with scripting language features. Optuna was also a...
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Spark series: Spark 6. In-depth study of the operation principles of Spark: Job, stage, and Task
January 25, 2024
by Joshua Robinson
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know more, do better
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Time series analysis – moving average (MA) and order determination
January 25, 2024
by 楊俊宏
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I. The current value of the moving average model (MA) is composed of a linear combination of past errors, which follow normal distribution and are...
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MBD – LLBorder algorithm
January 25, 2024
by Charles Cervantes
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Writing above: Dealing with real data sets (i.e., changing time), how to mine and analyze these dynamic data sets or the same data sets at...
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Script improvement, JDBC database reading and writing
January 25, 2024
by Prisha Dugar
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But let's just throw out the program that reads and writes data. This data read and write actually I want to when someone gives me...
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How to extract text keywords well? Start with three algorithms of philosophical data application
January 25, 2024
by Keith Fletcher
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Han Wei: Data mining engineer of Philosophical Data, responsible for the mining and application of philosophical data text. Mainly involved in the construction and implementation...
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A Python community that will be one of the highest quality in the country
January 25, 2024
by Lisa Daniel
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I have been very interested in Python in recent months and have been looking around but have not found a high quality Python developer community....
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