Search Results for author: Sanghyeok Lee

Found 7 papers, 6 papers with code

vid-TLDR: Training Free Token merging for Light-weight Video Transformer

1 code implementation20 Mar 2024 Joonmyung Choi, Sanghyeok Lee, Jaewon Chu, Minhyuk Choi, Hyunwoo J. Kim

To tackle these issues, we propose training free token merging for lightweight video Transformer (vid-TLDR) that aims to enhance the efficiency of video Transformers by merging the background tokens without additional training.

Ranked #2 on Video Retrieval on SSv2-template retrieval (using extra training data)

Action Recognition Computational Efficiency +5

Self-positioning Point-based Transformer for Point Cloud Understanding

1 code implementation CVPR 2023 Jinyoung Park, Sanghyeok Lee, Sihyeon Kim, Yunyang Xiong, Hyunwoo J. Kim

In this paper, we present a Self-Positioning point-based Transformer (SPoTr), which is designed to capture both local and global shape contexts with reduced complexity.

3D Part Segmentation 3D Point Cloud Classification +1

SageMix: Saliency-Guided Mixup for Point Clouds

1 code implementation13 Oct 2022 Sanghyeok Lee, Minkyu Jeon, Injae Kim, Yunyang Xiong, Hyunwoo J. Kim

Mixup is a simple and widely-used data augmentation technique that has proven effective in alleviating the problems of overfitting and data scarcity.

3D Part Segmentation 3D Point Cloud Classification +3

Difference in Differences and Ratio in Ratios for Limited Dependent Variables

no code implementations25 Nov 2021 Myoung-jae Lee, Sanghyeok Lee

We evaluate DD and the related approaches with simulation and empirical studies, and recommend 'Poisson Quasi-MLE' for non-negative (such as count or zero-censored) Y and (multinomial) logit MLE for binary, fractional or multinomial Y.

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