Comprehensive Data Exploration Process with One-Click

EDA overview (image by author from www.visual-design.net )


Line chart, bar chart, pie chart … they tell different stories

Chart Type Summary Mindmap (image by author)


What if Learning Data Science is a Game

Seven data science skills (image by author)


Step-by-Step Guide from Data Preprocessing to Model Evaluation

logistic regression python cheatsheet (image by author from www.visual-design.net)

What is Logistic Regression?


Machine Learning and Predictive Modelling in BigQuery

How to Build ML Model using BigQuery — image by author

1. Set Up the Basic Structure 📁


Sites and blogs that inspire learning.

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AI & Machine Learning

1. Towards Data Science


Learn left join, inner join, self join using examples

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Why We Need to Learn SQL JOIN


Your Daily Dose of Inspiration When Unmotivated to Learn Data Science

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SQL is Just Like Excel

Photo by Franki Chamaki on Unsplash

What is SQL After All?


Solutions to Three Types of Missing Data

  1. Missing value is the easiest one to identify, it may be in various forms, e.g. null values, blank space or being represented as “unknown”. Apply a filter to data can make missing values more easily identified.
  2. Duplicate value occurs when several rows of data appear to be the same then most likely that they have been mistakenly recorded multiple times.
  3. Inconsistent value usuallyoccurs when the string values of the same attributes do not follow the same naming…

Destin Gong

on my way to become a data storyteller

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