![Covid-19 projections based on Curve Fitting using R](https://static.wixstatic.com/media/1ea3da_7b122f683ce14da287fecaa410f654da~mv2.png/v1/fill/w_572,h_335,fp_0.50_0.50,q_95,enc_auto/1ea3da_7b122f683ce14da287fecaa410f654da~mv2.webp)
Oct 3, 2021
Covid-19 projections based on Curve Fitting using R
Based on a simplistic model of curve fitting, we are able to derive a projection that coincides with what was reported, "Singapore could...
![Cross-sharing data on data.world](https://static.wixstatic.com/media/1ea3da_9b84d325463542f08e12a4b137f9ab25~mv2_d_1920_2162_s_2.png/v1/fill/w_587,h_661,fp_0.50_0.50,q_95,enc_auto/1ea3da_9b84d325463542f08e12a4b137f9ab25~mv2_d_1920_2162_s_2.webp)
Oct 30, 2019
Cross-sharing data on data.world
While I mainly host my datasets on my Github repository, I have also cross-shared some datasets on data.world as the platform is...
![Installing R kernel in Jupyter](https://static.wixstatic.com/media/1ea3da_47dca58499d34c3cb51067469a339b1b~mv2.png/v1/fill/w_587,h_351,fp_0.50_0.50,q_95,enc_auto/1ea3da_47dca58499d34c3cb51067469a339b1b~mv2.webp)
Sep 15, 2019
Installing R kernel in Jupyter
With R, and Ananconda installed, we can also use R in Jupyter notebook. So my previous laptop died and now I have to re-install...
![](https://static.wixstatic.com/media/1ea3da_0efddccd30b8454aafaad08222986f8b~mv2.jpeg/v1/fill/w_250,h_250,fp_0.50_0.50,q_30,blur_30,enc_auto/1ea3da_0efddccd30b8454aafaad08222986f8b~mv2.webp)
![Sample size and correlation](https://static.wixstatic.com/media/1ea3da_0efddccd30b8454aafaad08222986f8b~mv2.jpeg/v1/fill/w_587,h_330,fp_0.50_0.50,q_90,enc_auto/1ea3da_0efddccd30b8454aafaad08222986f8b~mv2.webp)
May 7, 2019
Sample size and correlation
A typical question faced is how much data is considered enough. The answer is it depends. First and foremost, we need to know what...
Dec 15, 2018
Text frequency analysis - Process - R
This is a tutorial to get the frequency distribution of words used in a chunk of text and is a simpler alternative to a more elaborate...
![Data cleaning - Process - R](https://static.wixstatic.com/media/1ea3da_d61ba0b508124886bcc383a565e7a463~mv2.png/v1/fill/w_344,h_262,fp_0.50_0.50,q_95,enc_auto/1ea3da_d61ba0b508124886bcc383a565e7a463~mv2.webp)
Jun 16, 2018
Data cleaning - Process - R
Data cleaning is one of the most important tasks in data science but it is unglamorous, underappreciated and under-discussed. These are...
![Creating hypothetical datasets - Process - R](https://static.wixstatic.com/media/1ea3da_a1ed35fdf89646fba96cb4350f88bf01~mv2.png/v1/fill/w_587,h_417,fp_0.50_0.50,q_95,enc_auto/1ea3da_a1ed35fdf89646fba96cb4350f88bf01~mv2.webp)
Jun 9, 2018
Creating hypothetical datasets - Process - R
Sometimes you want to get started on analyzing data with the main objective of practising the basics of a certain language. So the focus...
![WiDS 2018 Datathlon - Process - R](https://static.wixstatic.com/media/1ea3da_1f974f1272b048cb9496a6f3ca0af195~mv2.png/v1/fill/w_587,h_398,fp_0.50_0.50,q_95,enc_auto/1ea3da_1f974f1272b048cb9496a6f3ca0af195~mv2.webp)
Mar 23, 2018
WiDS 2018 Datathlon - Process - R
It's been a while since the closing of the Datathlon but I hadn't gotten the time to write about it. This is my first attempt at...
![Text mining - Process - R](https://static.wixstatic.com/media/1ea3da_0cf27110268c4d689a7a2f9e0bd24cdc~mv2.png/v1/fill/w_587,h_330,fp_0.50_0.50,q_95,enc_auto/1ea3da_0cf27110268c4d689a7a2f9e0bd24cdc~mv2.webp)
Dec 24, 2017
Text mining - Process - R
This is Part II of a four-part post. Part I talks about collecting text data from Twitter while Part II discusses analysis on text data...
![Getting started](https://static.wixstatic.com/media/1ea3da_45260b2a779844b1a02b2b8af8e2de2d~mv2.png/v1/fill/w_587,h_330,fp_0.50_0.50,q_95,enc_auto/1ea3da_45260b2a779844b1a02b2b8af8e2de2d~mv2.webp)
Nov 22, 2017
Getting started
Over the years, the number of tools (or software) I have to install/ use increased steadily given the different types of tasks I have to...