Research Vault

Optimizing Post-Quantum LWE Encryption for Large Image Data

B.Sc. Thesis, SUST(In Progress)2025-26

A comprehensive hybrid cryptographic preprocessing and acceleration framework integrating image compression techniques (RLE, Huffman coding, YCbCr with chroma subsampling) with Strassen's matrix multiplication for LWE-based encryption. Achieved 41.19% average data volume reduction while maintaining lossless compression (PSNR = ∞) and full post-quantum security guarantees.

Post-Quantum Cryptography
LWE
Image Compression
Strassen Algorithm
Lattice Cryptography

BanglaNoise-10: A Diverse Audio Dataset for Machine Learning on Urban Environmental Noise in Bangladesh

Data in Brief (Under Review)2025

First nationwide South Asian environmental noise dataset containing 5,035 labeled audio clips across 10 urban noise categories. Achieved 98% accuracy with Whisper-Base, 97% with Wav2Vec2-Base. Dataset includes bike, bus, car, CNG auto-rickshaw, construction noise, protest, siren, traffic jam, train, and truck sounds collected across Bangladesh.

Audio Dataset
Machine Learning
Urban Sound Classification
Wav2Vec2
Whisper
Deep Learning