collaborators

6 papers

cs.LG2026

Sharp Concentration Bounds for Bundle-Valued Statistics on Manifolds

Swagatam Das, Vaclav Snasel

Many geometric statistics and manifold learning pipelines routinely produce observations -- such as tangent vectors or local frames -- whose natural home is a varying family of fib…

cs.LG2025

Rebalancing with Calibrated Sub-classes (RCS): A Statistical Fusion-based Framework for Robust Imbalanced Classification across Modalities

Priyobrata Mondal, Faizanuddin Ansari, Swagatam Das

Class imbalance, where certain classes have insufficient data, poses a critical challenge for robust classification, often biasing models toward majority classes. Distribution cali…

cs.LG2025

APFEx: Adaptive Pareto Front Explorer for Intersectional Fairness

Priyobrata Mondal, Faizanuddin Ansari, Swagatam Das

Ensuring fairness in machine learning models is critical, especially when biases compound across intersecting protected attributes like race, gender, and age. While existing method…

cs.LG2025

Assessing the Limits of In-Context Learning beyond Functions using Partially Ordered Relation

Debanjan Dutta, Faizanuddin Ansari, Swagatam Das

Generating rational and generally accurate responses to tasks, often accompanied by example demonstrations, highlights Large Language Model's (LLM's) remarkable In-Context Learning…

cs.SD2025

Generative Adversarial Network based Voice Conversion: Techniques, Challenges, and Recent Advancements

Sandipan Dhar, Nanda Dulal Jana, Swagatam Das

Voice conversion (VC) stands as a crucial research area in speech synthesis, enabling the transformation of a speaker's vocal characteristics to resemble another while preserving t…

cs.SD2025

Collective Learning Mechanism based Optimal Transport Generative Adversarial Network for Non-parallel Voice Conversion

Sandipan Dhar, Md. Tousin Akhter, Nanda Dulal Jana +1

After demonstrating significant success in image synthesis, Generative Adversarial Network (GAN) models have likewise made significant progress in the field of speech synthesis, le…