Jongwon Choi's Homepage

Ph. D. Jongwon Choi


Research Engineer

Artificial Intelligence Center, Samsung SDS,

Seoul, South Korea

Email : jwchoi.pil [at] gmail.com, jongwon200 [at] snu.ac.kr, jw17.choi [at] samsung.com

[Google Scholar] [Curriculum Vitae]

Research Interests

    • Low-level Computer Vision Algorithm
    • Visual Tracking
    • Deep Learning Architecture

Academic Activities

    • 2016.8-2016.11 Visiting Student to Robotics Lab. in Imperial College London (Prof. Yiannis Demiris)
    • 2017.10-2017.11 Visiting Student to Robotics Lab. in Imperial College London (Prof. Yiannis Demiris)

Honors & Awards

    • 2018.6 Doctoral Consortium Presenter, IEEE Conference on Computer Vision and Pattern Recognition 2018 (CVPR2018)
    • 2018.2 Best Paper Award, 30th Workshop on Image Processing and Image Understanding (IPIU2018)
    • 2017.2 Best Paper Award, 29th Workshop on Image Processing and Image Understanding (IPIU2017)
    • 2013.8 Qualcomm Fellowship Award 2013
    • 2013.1 Best Poster Award, The 7th International Workshop on Robust Computer Vision (IWRCV 2013)
    • 2012.9 Encouragement Award, The 11th Unmanned Ground Vehicle Competition 2012, Hyundai Motor

Patent

    • US Patent 20150030203 A1 (14/288,844), Method and apparatus for detecting smoke from image (2014/5/28)
    • Korea Patent 10-2015-0071247, Part-based flame detection device and method (2016/12/20)

Publications

  • International Journal
    • 2018

Action-Driven Visual Object Tracking with Deep Reinforcement Learning

Sangdoo Yun, Jongwon Choi, Youngjoon Yoo, Kimin Yun, and Jin Young Choi

IEEE Transactions on Neural Networks and Learning Systems (TNNLS), 2018 (accepted)

[pdf]

    • 2014

An Autonomous Driving System for Unknown Environments using a Unified Map

Inwook Shim, Jongwon Choi, Seunghak Shin, Tae-Hyun Oh, Unghui Lee, Byungtae Ahn, Dong-Geol Choi, David Hyunchul Shim, In So Kweon

IEEE Transactions on Intelligent Transportation Systems (T-ITS), 2014

[pdf]



  • International Conference
    • 2018

Context-aware Deep Feature Compression for High-speed Visual Tracking

Jongwon Choi, Hyung Jin Chang, Tobias Fischer, Sangdoo Yun, Kyuewang Lee, Jiyeoup Jeong, Yiannis Demiris, Jin Young Choi

IEEE Conference on Computer Vision and Pattern Recognition 2018 (CVPR2018), [Poster]

[pdf] [project page(code & result)]

    • 2017

Attentional Correlation Filter Network for Adaptive Visual Tracking

Jongwon Choi, Hyung Jin Chang, Sangdoo Yun, Tobias Fischer, Yiannis Demiris, Jin Young Choi

IEEE Conference on Computer Vision and Pattern Recognition 2017 (CVPR2017), [Poster]

[pdf] [project page(github & result)]

Action-Decision Network for Visual Tracking with Deep Reinforcement Learning

Sangdoo Yun, Jongwon Choi, Youngjoon Yoo, Kimin Yun, and Jin Young Choi

IEEE Conference on Computer Vision and Pattern Recognition 2017 (CVPR2017), [Spotlight]

[pdf] [project page(code & result)]

Effect of Learning Rate to Generalization Power

Dae Ung Jo, Jongwon Choi, Jin Young Choi

International Symposium on Advanced Intelligent Systems, 2017 (ISIS2017), [Poster]

[pdf]

    • 2016

An Integrated Framework for 24-hours Fire Detection

Jongwon Choi, Jin Young Choi

European Conference on Computer Vision Workshop, 2016 (ECCVW2016), [Poster]

[pdf]

Density-aware Pedestrian Proposal Networks for Robust People Detection in Crowded Scenes

Sangdoo Yun, Kimim Yun, Jongwon Choi, Jin Young Choi

European Conference on Computer Vision Workshop, 2016 (ECCVW2016), [Poster]

[pdf]

Visual Tracking Using Attention-Modulated Disintegration and Integration

Jongwon Choi, Hyung Jin Chang, Jiyeoup Jeong, Yiannis Demiris, Jin Young Choi

IEEE Conference on Computer Vision and Pattern Recognition 2016 (CVPR2016), [Poster]

[pdf] [project page(github & result)]

  • 2015

Patch-based Fire Detection with Online Outlier Learning

Jongwon Choi and Jin Young Choi,

IEEE International Conferenece on Advanced Video and Signal based Surveillance, 2015 (AVSS2015)

[pdf]

Robust Pan-Tilt-Zoom Tracking via Optimization Combining Motion Features and Appearance Correlations

ByeongJu Lee, Kimin Yun, Jongwon Choi, Jin Young Choi,

IEEE International Conferenece on Advanced Video and Signal based Surveillance, 2015 (AVSS2015) [oral]

[pdf]

User Interactive Segmentation with Partially Growing Random Forest

Jongwon Choi, Jin Young Choi,

IEEE International Conference on Image Processing, 2015 (ICIP2015) [oral]

[pdf] [dataset]

Gradient Preserving RGB-to-Gray Conversion using Random Forest

ByeongJu Lee, Jongwon Choi, Kimin Yun, Jin Young Choi

IEEE International Conference on Image Processing, 2015 (ICIP2015)

[pdf]

Example-based Denoising for Detail Texture

Jongwon Choi, Jin Young Choi

International Symposium on Advanced Intelligent Systems, 2015 (ISIS2015)

[pdf] [poster]


Scene-invariant Crowd Density Estimation with Aggregated Features

Jiyeoup Jeong, Jongwon Choi, Jin Young Choi

International Symposium on Advanced Intelligent Systems, 2015 (ISIS2015)

[pdf]

  • 2014

Balanced Optical Flow Refinement by Bidirectional Constraint

Jongwon Choi, Hyeongwoo Kim, Tae-Hyun Oh, In So Kweon

IEEE International Conference on Image Processing, 2014 (ICIP2014)

[pdf] [code]

Single-camera Based Vehicle Pose Estimation Using Multiple Features on the Road Surface

Jongwon Choi, Tae-Hyun Oh, In So Kweon

The 8th International Workshop on Robust Computer Vision (IWRCV), 2014

[pdf] [poster]

    • 2013

Crosswalk and Traffic Light Detection via Integral Framework

Jongwon Choi, Byungtae Ahn, In So Kweon

19th Korea-Japan Joint Workshop on Frontiers of Computer Vision (FCV), 2013

[pdf]

Implementation of Driverless Car: Efficient Sensor Network for High Speed Robot

Seunghak Shin, Inwook Shim, Byungtae Ahn, Tae-Hyun Oh, Jongwon Choi, In So Kweon

The 7th International Workshop on Robust Computational Vision (IWRCV), 2013 (Best poster award)

[pdf]

    • 2012

A Superpixel MRF Approach Using High-order Likelihood for Moving Object Detection

Jihong Min, Hyeongwoo Kim, Jongwon Choi, In So Kweon

21st International Conference on Pattern Recognition (ICPR), 2012

[pdf]

  • Domestic Conference

Improving Discriminative Correlation Filter-based Tracker via Motion Inference exploiting Kalman Filter Method (Best Poster)

Kyuewang Lee, Jongwon Choi, Jin Young Choi

30th Workshop on Image Processing and Image Understanding (IPIU), 2018

[pdf]

정교한 군중밀도감지를 위한 선택적 앙상블 네트워크 (Best Paper, Best Poster)

Jiyeoup Jeong, Hawook Jeong, Jongin Lim, Jongwon Choi, Sangdoo Yun, Jin Young Choi

30th Workshop on Image Processing and Image Understanding (IPIU), 2018

[pdf]

Accurate Fire Localization Algorithm for Patch-based Fire detection (Best Paper)

Hyun Jun Choi, Jongwon Choi, Jin Young Choi

30th Workshop on Image Processing and Image Understanding (IPIU), 2018

[pdf]

재귀 신경망 네트워크를 이용한 딥러닝 기반 군중밀도감지 알고리즘 (Best Paper)

Jiyeoup Jeong, Jongwon Choi, Byeongho Heo, Kyoung Mu Lee, Jin Young Choi

29th Workshop on Image Processing and Image Understanding (IPIU), 2017

[pdf]

부분적 성장 랜덤 포레스트를 이용한 전경 분리 방법론

Jongwon Choi, Jin Young Choi

27th Workshop on Image Processing and Image Understanding (IPIU), 2015

[pdf]

가우시안 프로세스 회기 함수를 이용한 환경변화에 강인한 군중밀도 감지 알고리즘 개발

Jiyeoup Jeong, Jongwon Choi, Byeong Ju Lee, Kimin Yun, Jin Young Choi

27th Workshop on Image Processing and Image Understanding (IPIU), 2015

[pdf]

도로 상의 특징점을 이용한 단일 카메라 기반의 차량 자세 추정

Jongwon Choi, Tae-Hyun Oh, In So Kweon

26th Workshop on Image Processing and Image Understanding (IPIU), 2014

[pdf]