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Ashwin De Silva

5 accepted papers

2024

Prospective Learning: Learning for a Dynamic Future

NeurIPS 2024poster

In real-world applications, the distribution of the data, and our goals, evolve over time. The prevailing theoretical framework for studying machine learning, namely probably approximately correct (PAC) learning, largely ignores time. As a consequence, existing strategies to address the dynamic natu…

2023

The Value of Out-of-Distribution Data

ICML 2023poster

Generalization error always improves with more in-distribution data. However, it is an open question what happens as we add out-of-distribution (OOD) data. Intuitively, if the OOD data is quite different, it seems more data would harm generalization error, though if the OOD data are sufficiently sim…

2022

Towards Accurate Cross-Domain in-Bed Human Pose Estimation

ICASSP 2022accepted

Human behavioral monitoring during sleep is essential for various medical applications. Majority of the contactless human pose estimation algorithms are based on RGB modality, causing ineffectiveness in in-bed pose estimation due to occlusions by blankets and varying illumination conditions. Long-wa…

Cited by 0SourceScholar
2021

A Joint Convolutional and Spatial Quad-Directional LSTM Network for Phase Unwrapping

ICASSP 2021accepted

Phase unwrapping is a classical ill-posed problem which aims to recover the true phase from wrapped phase. In this paper, we introduce a novel Convolutional Neural Network (CNN) that incorporates a Spatial Quad-Directional Long Short Term Memory (SQD-LSTM) for phase unwrapping, by formulating it as…

Cited by 0SourceScholar
2020

Real-Time Hand Gesture Recognition Using Temporal Muscle Activation Maps of Multi-Channel Semg Signals

ICASSP 2020accepted

Accurate and real-time hand gesture recognition is essential for controlling advanced hand prostheses. Surface Electromyography (sEMG) signals obtained from the forearm are widely used for this purpose. Here, we introduce a novel hand gesture representation called Temporal Muscle Activation (TMA) ma…

Cited by 0SourceScholar