Published in Analytics Vidhya·Nov 15, 2020Applications and Types of Machine LearningWhat are the applications of machine learning? Type of machine learning? According to Wikipedia: Machine learning (ML) is the study of computer algorithms that improve automatically through experience. It is seen as a subset of artificial intelligence. …Machine Learning6 min readMachine Learning6 min read

Oct 26, 2020Let's start learning “Machine Learning”What is Machine Learning? History of Machine Learning. Before starting this blog, I want to share an incident in my life when I realize what computers are. I was in 4th grade when my computer teacher asked the question “Are computers intelligent???”. I was the only one in my class…Machine Learning4 min readMachine Learning4 min read

Sep 13, 2020Why should we Learn Data Science and how to start?It’s been reviewed by Harvard Business that Data Science is the “sexiest job of 21st century”. But it is important to know what makes this job so valuable? Why Data science comes under the category of “Highly paid profession”? In this article, we will walk through some of the main…Data Science7 min readData Science7 min read

Published in Analytics Vidhya·Sep 3, 2020Let's make the “Confusion matrix” less confusing!!“Doubts are good. Confusion is excellent. Questions are awesome. All these are attempts to expand the wisdom of mind.” ― Manoj Arora In a classification problem, it is often important to specify the performance assessment. This can be valuable when the cost of different misclassifications varies significantly. …Confusion Matrix5 min readConfusion Matrix5 min read

Published in Analytics Vidhya·Aug 31, 2020Member-onlyIt's all about OutliersAn outlier is a data point in a data set that is distant from all other observations. A data point that lies outside the overall distribution of the dataset. Or in a layman term, we can say, an outlier is something that behaves differently from the combination/collection of the data. …Data Science6 min readData Science6 min read

Published in The Startup·Aug 27, 2020Member-onlyExploratory Data Analysis(EDA) From Scratch in PythonIntroduction Exploratory data analysis is one of the best practices used in data science today. While starting a career in Data Science, people generally don’t know the difference between Data analysis and exploratory data analysis. There is not a very big difference between the two, but both have different purposes. Exploratory…Data Science7 min readData Science7 min read

Published in Analytics Vidhya·Jul 23, 2020Member-onlyType and selection of correct Hypothesis testsIntroduction A hypothesis is an assumption about a particular situation of the world that is testable. Research scientists proceed by making a guess that they are sure (or they think) is wrong. The process of hypothesis testing makes sense as it is a fairly intuitive way to reach conclusions about the…Hypothesis Testing4 min readHypothesis Testing4 min read

Published in Analytics Vidhya·Jul 13, 2020Hypothesis Testing: A Way to Accept or Reject Your Hypothesis Using p-valueOne of the most basic concepts in statistics is hypothesis testing. Not just in Data Science, Hypothesis testing is important in every field. Want to know how??? Let us take an example. You must have heard about lifebuoy?? Suppose lifebuoy claims that, it kills 99.9% of germs. So how can…Statistics8 min readStatistics8 min read

Published in Analytics Vidhya·Jun 22, 2020Basic statistics in Data scienceThe term “Data science” comes in 1996 which was included in the title of a statistical conference (International Federation of Classification Societies (IFCS). In early 1997, there was an even more radical view suggesting to rename statistics to Data Science. Recently, “Donoho” provides an overview of Data Science which focuses…Statistics8 min readStatistics8 min read

Published in Analytics Vidhya·Jun 8, 2020Netflix Movie Recommendation system using NLPLike watching movies??? But what to watch?? we often ask this question to ourselves in free time. There are a tremendous amount of movies, TV shows, and documentaries available on Netflix, and choosing one from them is really a headache. …Data Science5 min readData Science5 min read