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Phuc Nguyen

5 accepted papers

2025

Any3DIS: Class-Agnostic 3D Instance Segmentation by 2D Mask Tracking

CVPR 2025poster

Existing 3D instance segmentation methods frequently encounter issues with over-segmentation, leading to redundant and inaccurate 3D proposals that complicate downstream tasks. This challenge arises from their unsupervised merging approach, where dense 2D instance masks are lifted across frames into…

Cited by 0SourcePDFScholar
2024

Open3DIS: Open-Vocabulary 3D Instance Segmentation with 2D Mask Guidance

CVPR 2024poster

We introduce Open3DIS a novel solution designed to tackle the problem of Open-Vocabulary Instance Segmentation within 3D scenes. Objects within 3D environments exhibit diverse shapes scales and colors making precise instance-level identification a challenging task. Recent advancements in Open-Vocabu…

2018

Active Testing: An Efficient and Robust Framework for Estimating Accuracy

ICML 2018oral

Much recent work on large-scale visual recogni- tion aims to scale up learning to massive, noisily- annotated datasets. We address the problem of scaling-up the evaluation of such models to large- scale datasets with noisy labels. Current protocols for doing so require a human user to either vet (re…

Cited by 13SourcePDFScholar
2018

Weakly Supervised Action Localization by Sparse Temporal Pooling Network

CVPR 2018poster

We propose a weakly supervised temporal action localization algorithm on untrimmed videos using convolutional neural networks. Our algorithm learns from video-level class labels and predicts temporal intervals of human actions with no requirement of temporal localization annotations. We design our n…