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Gukyeong Kwon

4 accepted papers

2023

Generate then Select: Open-ended Visual Question Answering Guided by World Knowledge

ACL 2023findings

The open-ended Visual Question Answering (VQA) task requires AI models to jointly reason over visual and natural language inputs using world knowledge. Recently, pre-trained Language Models (PLM) such as GPT-3 have been applied to the task and shown to be powerful world knowledge sources. However, t…

Cited by 17SourcePDFScholar
2023

Masked Vision and Language Modeling for Multi-modal Representation Learning

ICLR 2023poster

In this paper, we study how to use masked signal modeling in vision and language (V+L) representation learning. Instead of developing masked language modeling (MLM) and masked image modeling (MIM) independently, we propose to build joint masked vision and language modeling, where the masked signal o…

Cited by 76SourcePDFScholar
2022

X-DETR: A Versatile Architecture for Instance-Wise Vision-Language Tasks

ECCV 2022poster

"In this paper, we study the challenging instance-wise vision-language tasks, where the free-form language is required to align with the objects instead of the whole image. To address these tasks, we propose X-DETR, whose architecture has three major components: an object detector, a language encode…

2020

Backpropagated Gradient Representations for Anomaly Detection

ECCV 2020poster

Learning representations that clearly distinguish between normal and abnormal data is key to the success of anomaly detection. Most of existing anomaly detection algorithms use activation representations from forward propagation while not exploiting gradients from backpropagation to characterize dat…