Yeonjoo YooHow to get the first data scientist jobA different perspective to find your own direction·6 min read·Jan 1, 2023----
Yeonjoo YooinInsightA Time Series Anomaly Detection Model for All Types of Time SeriesMy Journey to improve Lazy Lantern’s automated time series anomaly detection model·9 min read·Nov 2, 2020--3--3
Yeonjoo YooinTowards Data ScienceSmall motivation and easy start to learn SQL using Pandas and pandasqlNot because you must but because it makes your life easier·4 min read·Apr 8, 2020--2--2
Yeonjoo YooinTowards Data ScienceOrganize your data and models using the Object Oriented Programming and PickleFor future self and others·4 min read·Apr 1, 2020--1--1
Yeonjoo YooJourney From Applied Mathematician to Data ScientistChoosing Data Science to keep modeling·5 min read·Mar 25, 2020----
Yeonjoo YooinTowards Data ScienceAre you using enough coupons?Building models to predict a coupon redemption and to design better promotions·12 min read·Feb 13, 2020--1--1
Yeonjoo YooinTowards Data ScienceNo need to know the end: recursion algorithm and mathematical inductionWhen I learned mathematical induction and solving a linear system using linear algebra for the first time, they seemed so magical to me…·5 min read·Oct 31, 2019--1--1
Yeonjoo YooinThe StartupWhy sample size and effect size increase the power of a statistical testThe power analysis is important in experimental design. It is to determine the sample size required to discover an effect of an given size…·4 min read·Oct 11, 2019--1--1
Yeonjoo YooinTowards Data ScienceType I and Type II errors of hypothesis tests: understand with graphsWhen I learned hypothesis testing for the first time in my first statistics class, I learned the definition of Type I (α) and Type II…·3 min read·Sep 19, 2019--1--1
Yeonjoo YooDifferent ways to create subplots in Python using matplotlib.pyplot: The beginner’s guideThere are different ways to plot subplots using pyplot in matplotlib library. This is convenient once you know how they work but can be…3 min read·Jul 18, 2019--2--2