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Projects

A collection of practical case studies demonstrating my end-to-end data science capabilities. Each project leverages open-source data to showcase how I translate complex technical challenges into actionable insights.

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*Due to confidentiality agreements, professional work cannot be publicly shared. Instead, the portfolio features personal projects that reflect the tools, techniques, and outcomes applied in professional and client-facing settings.

 

Focus Areas:​​​

Data
Modeling

Applying predictive modeling and clustering using machine learning techniques.

Big Data Implementation

Configuring and operating within modern Big Data environments.

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Data-to
-Insight

Skills spanning the full data lifecycle, from ETL to storytelling, reflected across the portfolio.

Tools & Techniques Featured in This Portfolio:

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  • Core Data Science Methods: ETL, data engineering, querying, analytics, predictive modeling, machine learning, visualization

  • Business Intelligence & Visualization: Power BI, Tableau, ArcGIS

  • Programming & Query Languages: Python, SQL

  • Big Data Technologies: Google Cloud Platform (GCP), Hadoop, Spark, Hive

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This is a living collection of my work, actively growing as I explore new techniques and challenges.
 

2025

  • Date: Dec 2025

  • Tool: Excel

  • Project Outcome: An analytics framework to support pricing and promotion decisions by integrating price elasticity and spending efficiency, enabling growth-oriented strategies while managing financial constraints.  

Hanging Discount Tags
  • Date: Sep 2025

  • Tools: Python, Visual Studio Code

  • Project Outcome: An evaluation of three clustering models to identify the optimal algorithm for mental health risk recognition.

Image by BoliviaInteligente
  • Date: Aug 2025

  • Tools: Python, Visual Studio Code

  • Project Outcome: An evaluation of three classification models to identify the optimal algorithm for accurate PCOS diagnosis.

Doctor Reviewing Documents

2023

  • Date: Apr 2023

  • Tool: Tableau

  • Project Outcome: Interactive Dashboard

daniel-novykov-TLoGZA0w-qw-unsplash.jpg
  • Date: Apr 2023

  • Tools: Power BI, RapidMiner

  • Project Outcome: Interactive Dashboard, Machine Learning model comparison

Image by Nik
  • Date: Mar 2023

  • Tool: ArcGIS Online

  • Project Outcome: An ArcGIS StroyMap

Image by Nick Fewings
  • Date: Feb 2023

  • Tools: Google Cloud Platform (GCP), HDFS, Spark ML

  • Project Outcome: Scalable ML deployment in a big data environment using Spark on GCP

Image by National Cancer Institute
  • Date: Jan 2023

  • Tool: Tableau

  • Project Outcome: A personalized dashboard to visualize and interpret health behaviors

brooke-lark-jUPOXXRNdcA-unsplash.jpg

2022

  • Date: Nov 2022

  • Tools: Google Cloud Platform (GCP), HDFS, Apache Hive 

  • Project Outcome: An analytics report (for non-technical audience) and a script with Hive queries

Parking Lot

 © 2025 Yi-Chen Hsiao. All rights reserved.

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