Articles by AbdulMajedRaja RS

Functional Programming + Iterative Web Scraping in R

September 18, 2019 | 0 Comments

Web Scraping in R Web scraping needs no introduction among Data enthusiasts. It’s one of the most viable and most essential ways of collecting Data when the data itself isn’t available. Knowing web scraping comes very handy when you are in shortage of data or in need of ...
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Hindi and Other Languages in India based on 2001 census

September 16, 2019 | 0 Comments

India is the world’s largest Democracy and as it goes, also a highly diverse place. This is my attempt to see how “Hindi” and other languages are spoken in India. In this post, we’ll see how to collect data for this relevant puzzle - directly from Wikipedia and ...
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How to do Tamil Text Analysis & NLP in R

September 3, 2019 | 0 Comments

udpipe is a beautiful R package for Text Analytics and NLP and helps in Topic Extraction. While most Text Analytics resources online are only about English, This post picks up a different lanugage - Tamil and fortuntely, udpipe has got a Tamil Language Model. Loading library(udpipe) Tamil Text Below ...
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How to scrape Zomato Restaurants Data in R

August 26, 2019 | 0 Comments

Zomato is a popular restaurants listing website in India (Similar to Yelp) and People are always interested in seeing how to download or scrape Zomato Restaurants data for Data Science and Visualizations. In this post, We’ll learn how to scrape / download Zomato Restaurants (Buffets) data using R. Also, hope ...
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Combining the power of R and Python with reticulate

August 26, 2019 | 0 Comments

R + Py In the word of R vs Python fights, This is a simple (could be called, naive as well) attempt to show how we can combine the power of Python with R and create a new superpower. Like this one, If you have watched The Incredibles before! About this ...
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How to do Topic Extraction from Customer Reviews in R

August 21, 2019 | 0 Comments

Topic Extraction is an integral part of IE (Information Extraction) from Corpus of Text to understand what are all the key things the corpus is talking about. While this can be achieved naively using unigrams and bigrams, a more intelligent way of doing it with an algorithm called RAKE is ...
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3 tidyverse tricks for most commonly used Excel Features

August 16, 2019 | 0 Comments

In this post, We’re simply going to see 5 tricks that could help improve your tooling using {tidyverse}. Create a difference variable between the current value and the next value This is also known as lead and lag - especially in a time series dataset this varaible becomes very important ... [Read more...]

How to Automate EDA with DataExplorer in R

August 13, 2019 | 0 Comments

EDA (Exploratory Data Analysis) is one of the key steps in any Data Science Project. The better the EDA is the better the Feature Engineering could be done. From Modelling to Communication, EDA has got much more hidden benefits that aren’t often emphasised while beginners start while teaching Data ...
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Do you love Data Science? I mean, the Data part in it

August 13, 2019 | 0 Comments

Last week, We talked all about Artificial Intelligence (also Artifical Stupidity) which led me to think about the foundation of Data Science that's the Data itself. I think, Data is the least appreciated entity in the Data Science Value chain. You might agree with me, If you do Data Science ... [Read more...]

Extract Top Reddit Posts of #rstats in 3 lines of R Code

August 7, 2019 | 0 Comments

This post is kept (literally) minimal to demonstrate how simple is this hack using R (of course could be simple in other languages too). This is also to establish a point that R has got use-cases beyond statistics and data-mining. Objective rstats subreddit is one of the popular sources of ... [Read more...]

Beginners Cookbook for Interactive Visualization in R with highcharter

August 6, 2019 | 0 Comments

Philosophy This Post is purely aimed at helping beginners with cookbook-style code for Interactive Visualizations using highcharter package in R. About highcharter highcharter by Joshua Kunst R package is a wrapper for the ‘Highcharts’ library including shortcut functions to plot R objects. ‘Highcharts’ is a charting ... [Read more...]

How to make Square (Pie) Charts for Infographics in R

August 6, 2019 | 0 Comments

Are you looking for some unique way of visualizing your numbers instead of simply using bar charts - which sometimes could be boring the audience - if used, slide after slide? Here’s Square Pie / Waffle Chart for you. Waffle Chart or as it goes technically, Square Pie Chart is ...
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How to create unigrams, bigrams and n-grams of App Reviews

August 5, 2019 | 0 Comments

This is one of the frequent questions I’ve heard from the first timer NLP / Text Analytics - programmers (or as the world likes it to be called “Data Scientists”). Prerequisite For simplicity, this post assumes that you already know how to install a package and so you’ve got ...
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Interactive Visualization in R with apexcharter

August 3, 2019 | 0 Comments

Interactive Visualizations are powerful these days because those are all made for web. Web - simply a combination of html,css and javascript which build interactive visualizations. Thus, paving way for a lot of javascript charting libraries like highcharts.js, apexcharts.js. Thanks to htmlwidgets of R, many R developers ... [Read more...]

Programmatically extract TIOBE Index Ratings

August 2, 2019 | 0 Comments

TIOBE Index is an index (ranking) that claims to represent the popularity of programming languages. Yihui (The creator of blogdown package), recently wrote a blogpost titled “On TIOBE Index and the era of decision fatigue” and I strongly recommend you to go through that before continuing with this post. So ...
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How to do negation-proof sentiment analysis in R

July 28, 2019 | 0 Comments

Sentiment Analysis is one of those things in Machine learning which is still getting improvement with the rise of Deep Learning based NLP solutions. There are many things like Sarcasm, Negations and similar items make Sentiment Analysis a rather tough nut to crack. Deep learning as much as it’s ... [Read more...]
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