Tushar Mahore

NLP & Crisis Informatics Researcher


Building a RAG Pipeline from Scratch with Python

A hands-on walkthrough of building a Retrieval-Augmented Generation system — from document indexing to grounded LLM responses — using FAISS, sentence-transformers, and a local model.

12 min read   ·   2026

Backpropagation from Scratch with NumPy

Implement a two-layer neural network with forward pass, loss computation, and backpropagation using only NumPy. No frameworks — every gradient derived and coded explicitly.

14 min read   ·   2026

Text Classification for Cyberbullying Detection: A Practical NLP Walkthrough

Build a cyberbullying detection classifier from raw text to evaluation — preprocessing, TF-IDF features, SVM and Random Forest, cross-validation, and a full sklearn pipeline. Based on real research published at IEEE ACROSET 2024.

15 min read   ·   2026

Explainable AI in Healthcare: TabTransformer + SHAP for IoMT Security

Apply a TabTransformer — a Transformer architecture for tabular data — to IoMT intrusion detection, then explain its predictions using SHAP. A deep dive into XAI for high-stakes healthcare systems, based on our Academic Press 2026 book chapter.

13 min read   ·   2026