John Ray Martinez

John is an AWS Certified Machine Learning Specialist with experience in recommendation systems, NLP, and time series. He is a recipient of Outstanding Graduate Student Award, College of Computing & Informatics Drexel University in 2021. He is a Data Professional with more than a decade of software engineering experience and a teaching background in Physics.

Data Science Projects

Multimodal Brain Tumor Segmentation using Convolutional Neural Network

1 minute read

In this capstone project, we investigate Convolutional Neural Network (CNN)-based architectures such as U-Net and PSPNet in segmenting the brain tumors.

Predicting Multiple Time Series with USA COVID-19 data using Machine Learning models

4 minute read

As novel coronavirus COVID-19 cases surge across the US, improving methods for prediction of COVID-19 cases in this country is extremely important.

I AM SAM: An Automatic Text Summarization System using different Extractive Techniques

7 minute read

We implemented an automatic text summarization system that has capability to summarize news article from a plan text or URL.

Identifying Co-occurrence Based on Hours Played for Video Games

12 minute read

In this project, we create a game-based recommender system using association rules mining with respect to the video games that were frequently played together.