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Weikang Wang

7 accepted papers

2026

Teaching DINOv3 About Partial 3D Geometry: A Self-Supervised Geometry-Aware Approach

CVPR 2026

Partial shape matching is a crucial yet underexplored problem in 3D vision, with significant relevance to real-world scenarios where shapes are often only partially observed. Existing feature descriptors face difficulties in this setting, as traditional representations either struggle with the bound

Cited by 0SourcecodeScholar
2025

kh: Symmetry Understanding of 3D Shapes via Chirality Disentanglement

ICCV 2025poster

Chirality information (i.e. information that allows distinguishing left from right) is ubiquitous for various data modes in computer vision, including images, videos, point clouds, and meshes. While chirality has been extensively studied in the image domain, its exploration in shape analysis (such a…

2024

Quite Good, but Not Enough: Nationality Bias in Large Language Models - a Case Study of ChatGPT

COLING 2024main

While nationality is a pivotal demographic element that enhances the performance of language models, it has received far less scrutiny regarding inherent biases. This study investigates nationality bias in ChatGPT (GPT-3.5), a large language model (LLM) designed for text generation. The research cov…

2024

Taking a Deep Breath: Enhancing Language Modeling of Large Language Models with Sentinel Tokens

EMNLP 2024finding

Large language models (LLMs) have shown promising efficacy across various tasks, becoming powerful tools in numerous aspects of human life. However, Transformer-based LLMs suffer a performance degradation when modeling long-term contexts due to they discard some information to reduce computational o…

2024

Unsupervised 3D Structure Inference from Category-Specific Image Collections

CVPR 2024poster

Understanding 3D object structure from image collections of general object categories remains a long-standing challenge in computer vision. Due to the high relevance of image keypoints (e.g. for graph matching controlling generative models scene understanding etc.) in this work we specifically focus…

Cited by 0SourcePDFScholar
2022

CMQA: A Dataset of Conditional Question Answering with Multiple-Span Answers

COLING 2022main

Forcing the answer of the Question Answering (QA) task to be a single text span might be restrictive since the answer can be multiple spans in the context. Moreover, we found that multi-span answers often appear with two characteristics when building the QA system for a real-world application. First…

2022

Multilingual Sentence Transformer as A Multilingual Word Aligner

EMNLP 2022finding

Multilingual pretrained language models (mPLMs) have shown their effectiveness in multilingual word alignment induction. However, these methods usually start from mBERT or XLM-R. In this paper, we investigate whether multilingual sentence Transformer LaBSE is a strong multilingual word aligner. This…