Introduction — Imagine you are going to build a model using X number of features to perform a task to a reasonable degree of finesse. With a myriad of methods available, how do you know what number of features to use, and which features to use? Well, one would not be remiss…

A practical guide with examples — Data cleaning and feature engineering are essential in working with data. I have recently reviewed some past personal projects and refactored them or continued to build upon them. One of these is the visualization of iaito order details. An iaito is an imitation of the katana for iaido study. The…

A look at customizing options towards enhancing visualizations, and checking out some lesser-known plot functions along the way — Data visualization provides a visual context through maps or graphs. In doing so, it translates the data to a more natural form for the human mind to comprehend and pick out patterns or points of interest. A good visualization facilitates the conveyance of information or calls to action as part…

Part three of three-part mini-series — Recap In parts one and two of the mini-series, we explored text analytics techniques ranging from word frequency to readability scores to word clouds and sentiment analyses. In this article, we explore the plotting of the story characters’ relationships using network graphs to discern their interactions as the story progresses. Sentiment Analysis with Vader Part two of three-part mini-seriesmedium.com

Part two of three-part mini-series — Recap In part one, we performed text analysis by deriving metrics and visualizing them. We also utilized textstat to investigate the readability of the story and did some more visualization using wordclouds. Text Analysis Project Part1 First of three-part mini-project seriesshengjunang.medium.com In this article, we continue with the dataset acquired from bookshare.org and explore Sentiment analysis. Sentiment analysis is a…

Part one of three-part mini-series — Introduction Text analytics can be very fascinating. In this three-part mini-project series, we’ll explore several common text analytics techniques. The dataset is acquired free from bookshare.org. The story I opted to use is ‘Once and Future King’ by T. H. White. There’s a fair bit of data conversion from the .docx…