Search Results for author: Taeoh Kim

Found 13 papers, 2 papers with code

Masked Autoencoder for Unsupervised Video Summarization

no code implementations2 Jun 2023 Minho Shim, Taeoh Kim, Jinhyung Kim, Dongyoon Wee

Summarizing a video requires a diverse understanding of the video, ranging from recognizing scenes to evaluating how much each frame is essential enough to be selected as a summary.

Self-Supervised Learning Unsupervised Video Summarization

Exploring Temporally Dynamic Data Augmentation for Video Recognition

no code implementations30 Jun 2022 Taeoh Kim, Jinhyung Kim, Minho Shim, Sangdoo Yun, Myunggu Kang, Dongyoon Wee, Sangyoun Lee

The magnitude of augmentation operations on each frame is changed by an effective mechanism, Fourier Sampling that parameterizes diverse, smooth, and realistic temporal variations.

Action Segmentation Image Augmentation +3

Frequency Selective Augmentation for Video Representation Learning

no code implementations8 Apr 2022 Jinhyung Kim, Taeoh Kim, Minho Shim, Dongyoon Han, Dongyoon Wee, Junmo Kim

FreqAug stochastically removes specific frequency components from the video so that learned representation captures essential features more from the remaining information for various downstream tasks.

Action Recognition Data Augmentation +3

Test-Time Adaptation for Out-of-distributed Image Inpainting

no code implementations2 Feb 2021 Chajin Shin, Taeoh Kim, Sangjin Lee, Sangyoun Lee

From this test-time adaptation, our network can exploit externally learned image priors from the pre-trained features as well as the internal prior of the test image explicitly.

Image Inpainting Test-time Adaptation +1

Unsupervised Video Anomaly Detection via Normalizing Flows with Implicit Latent Features

no code implementations15 Oct 2020 MyeongAh Cho, Taeoh Kim, Woo Jin Kim, Suhwan Cho, Sangyoun Lee

For the complex distribution of normal scenes, we suggest normal density estimation of ITAE features through normalizing flow (NF)-based generative models to learn the tractable likelihoods and identify anomalies using out of distribution detection.

Anomaly Detection Density Estimation +3

Smoother Network Tuning and Interpolation for Continuous-level Image Processing

no code implementations5 Oct 2020 Hyeongmin Lee, Taeoh Kim, Hanbin Son, Sangwook Baek, Minsu Cheon, Sangyoun Lee

Extensive results for various image processing tasks indicate that the performance of FTN is comparable in multiple continuous levels, and is significantly smoother and lighter than that of other frameworks.

Learning Temporally Invariant and Localizable Features via Data Augmentation for Video Recognition

1 code implementation13 Aug 2020 Taeoh Kim, Hyeongmin Lee, MyeongAh Cho, Ho Seong Lee, Dong Heon Cho, Sangyoun Lee

Based on our novel temporal data augmentation algorithms, video recognition performances are improved using only a limited amount of training data compared to the spatial-only data augmentation algorithms, including the 1st Visual Inductive Priors (VIPriors) for data-efficient action recognition challenge.

Action Recognition Data Augmentation +1

Extrapolative-Interpolative Cycle-Consistency Learning for Video Frame Extrapolation

no code implementations27 May 2020 Sangjin Lee, Hyeongmin Lee, Taeoh Kim, Sangyoun Lee

Unlike previous studies that usually have been focused on the design of modules or construction of networks, we propose a novel Extrapolative-Interpolative Cycle (EIC) loss using pre-trained frame interpolation module to improve extrapolation performance.

Regularized Adaptation for Stable and Efficient Continuous-Level Learning on Image Processing Networks

no code implementations11 Mar 2020 Hyeongmin Lee, Taeoh Kim, Hanbin Son, Sangwook Baek, Minsu Cheon, Sangyoun Lee

In this paper, we propose a novel continuous-level learning framework using a Filter Transition Network (FTN) which is a non-linear module that easily adapt to new levels, and is regularized to prevent undesirable side-effects.

Relational Deep Feature Learning for Heterogeneous Face Recognition

no code implementations2 Mar 2020 MyeongAh Cho, Taeoh Kim, Ig-Jae Kim, Kyungjae Lee, Sangyoun Lee

Due to the lack of databases, HFR methods usually exploit the pre-trained features on a large-scale visual database that contain general facial information.

Face Recognition Heterogeneous Face Recognition

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