Steven Wang

Data science, healthcare analytics, and practical AI insights from Steven Wang.

Steven Wang

Data science, healthcare analytics, and practical AI.

I write about turning raw data into decisions: analytics strategy, healthcare data, machine learning, reproducible reporting, and the craft of building useful data products.

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Latest Writing

GLP-1 Analytics: GLP-1 Knowledge Foundation for the Australian Market
Data fundamentals
Healthcare Analytics
Metabolism
GLP-1
Data Strategy

A structured knowledge base for Australian healthcare analysts working with GLP-1 data. Covers the regulatory timeline from 2020 to 2026, product and molecule taxonomy, PBS…

May 2, 2026

GLP-1 Analytics: The Metabolic Baseline
Data fundamentals
Healthcare Analytics
Metabolism
GLP-1
Data Strategy

A strategic guide for healthcare analysts on why understanding the biological relationship between glucose, insulin, and neuro-metabolic signalling is critical for building…

Apr 26, 2026

When Demos Fly but Projects Walk: An AI Fitness Guide
AI practice & execution
Data fundamentals
Data Governance
Data Quality
Analytics leadership

AI gives you wings, but you’ll spend most days walking. This cheeky guide shows why skipping “leg day” (fundamentals, BS detection, judgment) turns flashy demos into…

Nov 5, 2025

ADPR: Adaptive Data Process Refinement Architecture
Data Process Framework
Data Solution Architect
Data Governance
Data Quality
Master Data Management

The Adaptive Data Process Refinement (ADPR) architecture offers a practical framework for modern data challenges through four sequential stages: Acquired, DeCoded, Purified…

Aug 21, 2025

Carving a Mark: A Decade of Dedication on My 10-Year Working Anniversary
Personal Development
Team Management

Embark on a journey of self-reflection as I commemorate a decade of dedication and mark my 10-year working anniversary in the AU/NZ healthcare industry. From the thrill of…

Jun 2, 2023

The Nitty-Gritty of Retail Product Velocity and ROS/SPPD Metrics
ConSumer Health
Performance Mesaures
ROS & SPPD

This article aims to explain the concept of product velocity and its importance in the retail industry. Product velocity is a metric that measures the rate of sales of a…

May 6, 2023

ChatGPT Prompt Optimization Guide
ChatGPT
Prompt Engineering
LLMs

Optimizing the prompt input is important because it helps ensure that the model produces accurate and relevant responses. A well-optimized prompt includes relevant keywords…

Apr 6, 2023

Using Python ftppretty and pathlib Libraries to upload a Nested Local Folder to an FTP Site
Python
FTP Folder Upload

Normally, an FTP client app can only upload files under one folder on the FTP site at a time. This is extremely cumbersome! This utility is used to upload an entire nested…

Sep 9, 2022

I’m Quartoed - Converted to using Quarto for my writings and my new blog!!
Quarto
Reproducible report
RMarkdown
Jupyter Notebook

After many years of using R Markdown and Python Jupyter notebook, I am now converted to Quarto, the new generation of scientific and technical writing tool.

Sep 5, 2022

The Metric Use Guide for Velocity Measures: ROS & SPPD
In response to the growing confusion and numerous inquiries from users and colleagues regarding the concept of product velocity, this article aims to demystify this…
Mar 28, 2022

Inter Rater Reliability Study with Cohen’s Kappa and Fleiss’ Kappa
Cohen’s Kappa
Fleiss’ Kappa
Confusion Matrix
Density Distribution
Data Visuliazation
Data Science

This report is a study on the inter-rater reliability analysis based on the manual annotation of 80 different articles by 81 different raters who participated this online…

Apr 23, 2018

Using Shiny Server to Deploy Interactive Visualization Part 1: Data Exploratory Analysis of Red Wine Data
R Shiny
Explorative Data Analysis
Data Visuliazation
Data Science

This Red Wine Quality data exploratory app demonstrates a core feature of Shiny: interactivity and reactivity.

Feb 3, 2016

A Simple Way of Quantiling Process in T-SQL by using Window Function and Ceiling Function
Window Function
Segmentation

Quantiling process is very powerful when 2 dimensional of sales data is available, like product sales and market sales. In business it is very common to use quantile matrix…

Dec 11, 2015

Prediction of Correctness on Barbell Lifting Exercise Based on Accelerometer Data
Machine Learning
Random Forest

In this project, I will use data from accelerometers on the belt, forearm, arm, and dumbell to predict which class a participant was performing.

Nov 24, 2015
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