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Subhasis Chaudhuri

8 accepted papers

2026

CLIPoint3D: Language-Grounded Few-Shot Unsupervised 3D Point Cloud Domain Adaptation

CVPR 2026

Recent vision-language models (VLMs) such as CLIP demonstrate impressive cross-modal reasoning, extending beyond images to 3D perception. Yet, these models remain fragile under domain shifts, especially when adapting from synthetic to real-world point clouds. Conventional 3D domain adaptation approa

Cited by 0SourcecodeScholar
2026

Hyperbolic Prototype Learning with Uncertainty-Aware Consistency for Continual Test-Time Segmentation

CVPR 2026

Continual Test-Time Adaptation (CTTA) for semantic segmentation is vital for deploying vision models in dynamic environments with persistent domain shifts. Existing methods often degrade over time as self-supervised updates amplify early prediction errors. We attribute this fragility to a geometric

Cited by 0SourceScholar
2025

Hyperbolic Uncertainty-Aware Few-Shot Incremental Point Cloud Segmentation

CVPR 2025poster

3D point cloud segmentation is essential across a range of applications; however, conventional methods often struggle in evolving environments, particularly when tasked with identifying novel categories under limited supervision. Few-Shot Learning (FSL) and Class Incremental Learning (CIL) have been…

Cited by 0SourcePDFScholar
2025

UIDAPLE: Unsupervised Incremental Domain Adaptation through Adaptive Prompt Learning

ICASSP 2025accepted

Continual learning poses significant challenges for deep neural networks, notably catastrophic forgetting, particularly when faced with shifting data distributions that compromise previously acquired knowledge. This paper tackles these issues within the Unsupervised Incremental Domain Adaptation (UI…

Cited by 0SourceScholar
2023

Physically Plausible 3D Human-Scene Reconstruction From Monocular RGB Image Using an Adversarial Learning Approach

RA-L 2023

Holistic 3D human-scene reconstruction is a crucial and emerging research area in robot perception. A key challenge in holistic 3D human-scene reconstruction is to generate a physically plausible 3D scene from a single monocular RGB image. The existing research mainly proposes optimization-based app

Cited by 4SourceScholar
2020

Batch Decorrelation for Active Metric Learning

IJCAI 2020poster

We present an active learning strategy for training parametric models of distance metrics, given triplet-based similarity assessments: object $x_i$ is more similar to object $x_j$ than to $x_k$. In contrast to prior work on class-based learning, where the fundamental goal is classification and any i…

Cited by 0SourcePDFScholar
2020

Multi-Source Open-Set Deep Adversarial Domain Adaptation

ECCV 2020poster

We introduce a novel learning paradigm based on multi-source open-set unsupervised domain adaptation (MS-OSDA). Recently, the notion of single-source open-set domain adaptation (OSDA) has drawn much attention which considers the presence of previously unseen open-set (unknown) classes in the target-…

Cited by 43SourcePDFScholar
2018

Maximum Margin Metric Learning Over Discriminative Nullspace for Person Re-identification

ECCV 2018poster

In this paper we propose a novel metric learning framework called Nullspace Kernel Maximum Margin Metric Learning (NK3ML) which efficiently addresses the small sample size (SSS) problem inherent in person re-identification and offers a significant performance gain over existing state-of-the-art meth…

Cited by 33SourcePDFScholar