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Basics of SQL and RDBMS – must have skills for data science professionals
SQL is a standard programming language used to retrieve, merge, extract data from RDBMS. This article SQL basics, SQL commands, uses of sql, CAP Theorem
Analytics Vidhya 19 Jul, 2020
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Big Data / Analytics based startups at Y Combinator, Winter 2015 batch
Y combinator winter 2015 batch startup ideas based on big data and analytics. A list of big data and analytics startups in Y Combinator Winter 2015 batch.
Kunal Jain 19 Jul, 2020
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Importance of actionable insights in analytics (with case from ICC Cricket World Cup)
Creating actionable insights is critical for a good analysis. This article illustrate the use of actionable insights through a analytics case study in cricket.
Kunal Jain 13 Apr, 2015
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Hacking Google Maps to create distance features in your model / applications
Google Maps can be used to design and create distance features. This article provides a step by step guide and case study to use Google Maps in models/apps.
Tavish Srivastava 19 Jul, 2020
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Why most data science trainings fail to deliver? How to overcome these failures?
Most data science / analytics trainings fail to train you for analytics career. We look at why they fail & how to guard against them or overcome these failures.
Kunal Jain 13 Apr, 2015
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Feature Engineering: How to transform variables and create new ones?
Feature engineering can improve the predictive power of models significantly. In this article we discuss variable creation, transformation with examples.
Sunil Ray 27 Aug, 2021
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Framework and Applications of ARIMA time series models
This article provides a framework & step by step guide to build an ARIMA model. These include visualization, differencing, transformation & prediction.
Tavish Srivastava 20 Sep, 2018
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Learning R couldn’t get easieR and betteR!
Launch of R learning path - a comprehensive path to learn R by yourself. Analytics Vidhya designed it with the help of one of the best R experts Ajay Ohri.
Kunal Jain 19 Nov, 2020
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Introduction to ARMA Time Series Models – Simplified
This article explains ARMA time series model. ACF & PACF models are also discussed along with difference between AR & MA time series models.
Tavish Srivastava 20 Sep, 2018
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How to detect Outliers in your dataset and treat them?
Finding & treating outliers in your dataset can improve your models & predictions. We explain outlier detection methods & how to treat outliers in a dataset.
Sunil Ray 14 Sep, 2015
