Search Results for author: Sungwon Park

Found 14 papers, 9 papers with code

Self Supervised Vision for Climate Downscaling

1 code implementation9 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.

Model Optimization

Towards Attack-tolerant Federated Learning via Critical Parameter Analysis

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.

Federated Learning

FedDefender: Client-Side Attack-Tolerant Federated Learning

1 code implementation18 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.

Federated Learning Knowledge Distillation +1

Classification of Goods Using Text Descriptions With Sentences Retrieval

no code implementations2 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.

Classification Code Classification +1

Improving Unsupervised Image Clustering With Robust Learning

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)

Clustering Image Clustering +1

Active Learning for Human-in-the-Loop Customs Inspection

1 code implementation27 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.

Active Learning Fraud Detection

A Comprehensive Approach to Unsupervised Embedding Learning based on AND Algorithm

1 code implementation26 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.

Data Augmentation Image Classification

Lightweight and Robust Representation of Economic Scales from Satellite Imagery

1 code implementation18 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.

Super-Resolution Transfer Learning

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