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Category: Data Analytics

It’s a broad category which involves brief description of Data Analytics,Business Analytics,Machine Learning,Data Science ,Machine Learning concepts and other analytics related terms

Boxplot
Feb 06 2017
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How do I learn Machine Learning

By Arpan Gupta (Indian Institute of Technology,Roorkee)

Introduction Like anything else ,its not too difficult to learn Machine Learning but yes you need to put time and efforts for practicing it.More you practice,the more you learn.You can have a look on posts…

Biplot in PCA
Jan 24 2017
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What are Dimentionality Reduction Techniques

By Arpan Gupta (Indian Institute of Technology,Roorkee)

Introduction Consider the case where you are being provided a data set which has say ten thousand independent variables or columns or predictor variables and say ten millions of records or observations or rows. Let’s…

AIC and deviance
Jan 20 2017
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Deviance and AIC for Logistic Regression in R

By Arpan Gupta (Indian Institute of Technology,Roorkee)

Introduction This is for you,if you are looking for Deviance,AIC,Degree of Freedom,interpretation of p-value,coefficient estimates,odds ratio,logit score and how to find the final probability from logit score in logistic regression in R. Course for Beginners:…

Logistic Regression
Jan 19 2017
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Logistic Regression output interpretation in R

By Arpan Gupta (Indian Institute of Technology,Roorkee)

Introduction This is for you if you are looking for interpretation of p-value,coefficient estimates,odds ratio,logit score and how to find the final probability from logit score in logistic regression in R. Let’s begin !! For…

Cross-validation in R
Jan 16 2017
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Avoid Over fitting & start crossvalidation

By Arpan Gupta (Indian Institute of Technology,Roorkee)

Introduction If you want to learn what is K-fold cross-validation and how is it done in R,then please follow along.Open your RStudio and have fun!! Course for Beginners: https://www.udemy.com/machine-learning-using-r/?couponCode=DISFOR123 What is Cross-validation A model is…

Barplot
Jan 14 2017
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Plotting Categorical Variable vs continuous variables

By Arpan Gupta (Indian Institute of Technology,Roorkee)

Let’s begin Data visualizations from basic to more advanced levels where we can learn about plotting categorical variable vs continuous variable or categorical vs categorical variables.Let’s start RStudio and begin typing in 🙂 For Best…

Dec 28 2016
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What is data mining

By Arpan Gupta (Indian Institute of Technology,Roorkee)

Data mining is an interdisciplinary subfield of artificial intelligence, machine learning, statistics and so on which involves discovering patterns in large data sets. The goal of the data mining process is to extract information and…

Dec 28 2016
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How to install R and RStudio

By Arpan Gupta (Indian Institute of Technology,Roorkee)

R is popular tool used in Machine Learning,data analytics,business analytics,statistical analysis,bioinformatics. To use R efficiently we need another tool which is called as integrated development environment (IDE). RStudio is an integrated development environment (IDE) for…

Who knows about Machine learning ??
Dec 28 2016
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Applications of Machine Learning

By Arpan Gupta (Indian Institute of Technology,Roorkee)

Machine learning and Artificial Intelligence is future of our world. Machine learning enables us to crunch big data (Talking of Petabytes of data ???.. Yes). Machine learning is the subfield of computer science that “gives…

Dec 28 2016
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Tools for Data Visualization

By Arpan Gupta (Indian Institute of Technology,Roorkee)

Let’s begin learning about what are the important tools which are used for Data Visualization by Data Scientist,Business Analyst,Data Analyst and so on Data visualization involves study of the visual representation of data. The goal…

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