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Alex Mariakakis

3 accepted papers

2026

Lumosaic: Hyperspectral Video via Active Illumination and Coded-Exposure Pixels

CVPR 2026

We present Lumosaic, a compact active hyperspectral video system designed for real-time capture of dynamic scenes. Our approach combines a programmable narrowband LED array with a coded-exposure-pixel (CEP) camera capable of high-speed pixel-wise exposure, thereby enabling joint encoding of scene in

Cited by 0SourceScholar
2025

Phoneme-Aware Acoustic Analysis of Natural Speech for Lung Function Assessment

ICASSP 2025accepted

Techniques that use speech analysis for tasks like health monitoring and emotion recognition usually operate on moderately sized windows with little regard for what the individual is saying. In this work, we argue that isolating specific phonemes within speech offers greater nuance that leads to mor…

Cited by 0SourceScholar
2024

DreamCatcher: A Wearer-aware Multi-modal Sleep Event Dataset Based on Earables in Non-restrictive Environments

NeurIPS 2024spotlight

Poor quality sleep can be characterized by the occurrence of events ranging from body movement to breathing impairment. Widely available earbuds equipped with sensors (also known as earables) can be combined with a sleep event detection algorithm to offer a convenient alternative to laborious clinic…