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Niluthpol Chowdhury Mithun

5 accepted papers

2025

Graph2Nav: 3D Object-Relation Graph Generation to Robot Navigation

ICRA 2025

We propose Graph2Nav, a real-time 3D object-relation graph generation framework, for autonomous navigation in the real world. Our framework fully generates and exploits both 3D objects and a rich set of semantic relationships among objects in a 3D layered scene graph, which is applicable to both ind

Cited by 6SourceScholar
2023

C-SFDA: A Curriculum Learning Aided Self-Training Framework for Efficient Source Free Domain Adaptation

CVPR 2023poster

Unsupervised domain adaptation (UDA) approaches focus on adapting models trained on a labeled source domain to an unlabeled target domain. In contrast to UDA, source-free domain adaptation (SFDA) is a more practical setup as access to source data is no longer required during adaptation. Recent state…

2022

Striking the Right Balance: Recall Loss for Semantic Segmentation

ICRA 2022poster

Class imbalance is a fundamental problem in computer vision applications such as semantic segmentation. Specifically, uneven class distributions in a training dataset often result in unsatisfactory performance on under-represented classes. Many works have proposed to weight the standard cross entrop…

Cited by 47SourcecodeScholar
2022

Text-Based Temporal Localization of Novel Events

ECCV 2022poster

"Recent works on text-based localization of moments have shown high accuracy on several benchmark datasets. However, these approaches are trained and evaluated relying on the assumption that the localization system, during testing, will only encounter events that are available in the training set (i…

Cited by 11SourcePDFScholar
2019

Weakly Supervised Video Moment Retrieval From Text Queries

CVPR 2019poster

There have been a few recent methods proposed in text to video moment retrieval using natural language queries, but requiring full supervision during training. However, acquiring a large number of training videos with temporal boundary annotations for each text description is extremely time-consumin…

Cited by 238PDFcodeScholar