Articles by Posts | SERDAR KORUR

An accidental side effect of text mining

December 12, 2019 | 0 Comments

Reprinted from As I read on my kindle I highlight the passages that I like so that I can re-read them later. These annotations are stored on my Kindle and are backed up at Amazon. And after some time, they started to accumulate ...
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Speed boosting in R: Writing efficient code & parallel programming

November 14, 2019 | 0 Comments

Have more things happen at once: Parallel Programming Parallel processing is about using multiple cores of your computer’s CPU to run multiple tasks simultaneously. This enables you to complete the same task multiple times quicker! In R, usually computations run sequentially. When we initiate multiple tasks they are performed ...
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#TidyTuesday: Which are the best family cars for your weekend trip?

October 22, 2019 | 0 Comments

This week, I will analyze Car Fuel Economy dataset from TidyTuesday. What is TidyTuesday? TidyTuesday is a weekly social data project in R organized by the R for Data Science community. It is a great way of improving your Data wrangling and visualization techniques, sharing and learning from others. You ...
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Add custom summary statistics in ggplot2

October 15, 2019 | 0 Comments

It is hard to understand your data by looking at the numbers on a csv file. You need to plot it. And adding statistics to your plots will make it more informative. To evaluate data, we typically use mean and median to define its central tendency and range, quartiles, variance ...
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Data Preparation: Web Scraping html tables with rvest

October 9, 2019 | 0 Comments

Accessing different data sources Sometimes, the data you need is available on the web. Accessing those will ease your life as a data scientist. I want to perform an exploratory data analysis on 2018/19 Season of England Premier league. Are there changes in team performances during the season timeline? Does some ...
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What is aesthetics and attributes in ggplot’s world?

October 7, 2019 | 0 Comments

ggplot2 is a powerful data visualization tool of R. Make quick visualizations to explore or share your insights. Learning how aesthetics and attributes are defined in ggplot will give you an edge to develop your skills quickly. ggplot2 tips: distin...
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