1 code implementation • ECCV 2020 • Sungwon Han, Sungwon Park, Sungkyu Park, Sundong Kim, Meeyoung Cha
Unsupervised image classification is a challenging computer vision task.
Ranked #1 on Image Clustering on STL-10 (Backbone metric, using extra training data)
no code implementations • 18 Apr 2024 • Sungwon Han, Hyeonho Song, Sungwon Park, Meeyoung Cha
Federated learning combines local updates from clients to produce a global model, which is susceptible to poisoning attacks.
1 code implementation • 9 Jan 2024 • Karandeep Singh, Chaeyoon Jeong, Naufal Shidqi, Sungwon Park, Arjun Nellikkattil, Elke Zeller, Meeyoung Cha
The improved downscaling performance and no dependence on high-resolution ground truth data make the proposed method a valuable tool for climate research and mark it as a promising direction for future research.
no code implementations • 12 Dec 2023 • Naufal Shidqi, Chaeyoon Jeong, Sungwon Park, Elke Zeller, Arjun Babu Nellikkattil, Karandeep Singh
Previous research has demonstrated the effectiveness of deep learning for downscaling tasks.
1 code implementation • ICCV 2023 • Sungwon Han, Sungwon Park, Fangzhao Wu, Sundong Kim, Bin Zhu, Xing Xie, Meeyoung Cha
Federated learning is used to train a shared model in a decentralized way without clients sharing private data with each other.
1 code implementation • 18 Jul 2023 • Sungwon Park, Sungwon Han, Fangzhao Wu, Sundong Kim, Bin Zhu, Xing Xie, Meeyoung Cha
Evaluations of real-world scenarios across multiple datasets show that the proposed method enhances the robustness of federated learning against model poisoning attacks.
1 code implementation • 19 Jul 2022 • Sungwon Han, Sungwon Park, Fangzhao Wu, Sundong Kim, Chuhan Wu, Xing Xie, Meeyoung Cha
This paper presents FedX, an unsupervised federated learning framework.
no code implementations • 18 Jan 2022 • Sungwon Park, Sundong Kim, Meeyoung Cha
Knowledge of the changing traffic is critical in risk management.
no code implementations • 2 Nov 2021 • Eunji Lee, Sundong Kim, Sihyun Kim, Sungwon Park, Meeyoung Cha, Soyeon Jung, Suyoung Yang, Yeonsoo Choi, Sungdae Ji, Minsoo Song, Heeja Kim
The task of assigning and validating internationally accepted commodity code (HS code) to traded goods is one of the critical functions at the customs office.
no code implementations • 29 Mar 2021 • Sungwon Han, Hyeonho Song, Seungeon Lee, Sungwon Park, Meeyoung Cha
Anomaly detection aims at identifying deviant instances from the normal data distribution.
1 code implementation • CVPR 2021 • Sungwon Park, Sungwon Han, Sundong Kim, Danu Kim, Sungkyu Park, Seunghoon Hong, Meeyoung Cha
Unsupervised image clustering methods often introduce alternative objectives to indirectly train the model and are subject to faulty predictions and overconfident results.
Ranked #1 on Image Clustering on CIFAR-100 (Train Set metric, using extra training data)
1 code implementation • 27 Oct 2020 • Sundong Kim, Tung-Duong Mai, Sungwon Han, Sungwon Park, Thi Nguyen Duc Khanh, Jaechan So, Karandeep Singh, Meeyoung Cha
We study the human-in-the-loop customs inspection scenario, where an AI-assisted algorithm supports customs officers by recommending a set of imported goods to be inspected.
1 code implementation • 26 Feb 2020 • Sungwon Han, Yizhan Xu, Sungwon Park, Meeyoung Cha, Cheng-Te Li
Unsupervised embedding learning aims to extract good representation from data without the need for any manual labels, which has been a critical challenge in many supervised learning tasks.
1 code implementation • 18 Dec 2019 • Sungwon Han, Donghyun Ahn, Hyunji Cha, Jeasurk Yang, Sungwon Park, Meeyoung Cha
Satellite imagery has long been an attractive data source that provides a wealth of information on human-inhabited areas.