Simon S. Woo

2026

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MOSAIV: Multi-Agent LLM Swarms for Automated Multimedia News Verification: Fake News Detection.
Muhammad Shahid Muneer|Khoa Van Tran|Van Tuan Nguyen|Simon S. Woo
Proceedings of the 2026 International Conference on Multimedia Retrieval, ICMR 2026, Amsterdam, The Netherlands, June 16-19, 2026
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CelebCaption: A Benchmark Dataset for Identity-Sensitive Unlearning in Image Captioning.
Hakjun Moon|Simon S. Woo
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM 2026, Boise, ID, USA, February 22-26, 2026
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Suppression or Deletion: A Restoration-Based Representation-Level Analysis of Machine Unlearning.
Yurim Jang|Jaeung Lee|Dohyun Kim|Jaemin Jo|Simon S. Woo
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.

2025

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Human-Centric AI: From Explainability and Trustworthiness to Actionable Ethics.
Jaesik Choi|Bohyung Han|Myoung-Wan Koo|Kyungman Bae|Chang D. Yoo|Simon S. Woo|Wojciech Samek
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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MU-OT: Effective and Unified Machine Unlearning with Optimal Transport for Feature Realignment.
Sangjun Chung|Simon S. Woo
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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FakeChain: Exposing Shallow Cues in Multi-Step Deepfake Detection.
Minji Heo|Simon S. Woo
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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FASE: Feature-Aligned Scene Encoding for Open-Vocabulary Object Detection in Remote Sensing.
Hyeonsu Hwang|Simon S. Woo
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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Seeing Through the Blur: Unlocking Defocus Maps for Deepfake Detection.
Minsun Jeon|Simon S. Woo
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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Anomaly Detection for Advanced Driver Assistance System with NCDE-based Normalizing Flow.
Kangjun Lee|Minha Kim|Youngho Jun|Simon S. Woo
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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Beyond Masking: Landmark-based Representation Learning and Knowledge-Distillation for Audio-Visual Deepfake Detection.
Chan Park|Muhammad Shahid Muneer|Simon S. Woo
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025
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Saliency-Aware Diffusion Reconstruction for Effective Invisible Watermark Removal.
Inzamamul Alam|Md Tanvir Islam|Simon S. Woo
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025
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Towards Safe Synthetic Image Generation On the Web: A Multimodal Robust NSFW Defense and Million Scale Dataset.
Muhammad Shahid Muneer|Simon S. Woo
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025
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Fairness and Robustness in Machine Unlearning.
Khoa Tran|Simon S. Woo
Companion Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025 - 2 May 2025

2024

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UGAD: Universal Generative AI Detector utilizing Frequency Fingerprints.
Inzamamul Alam|Muhammad Shahid Muneer|Simon S. Woo
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
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Preserving Old Memories in Vivid Detail: Human-Interactive Photo Restoration Framework.
Seung-Yeon Back|Geonho Son|Dahye Jeong|Eunil Park|Simon S. Woo
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
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Deep Journey Hierarchical Attention Networks for Conversion Predictions in Digital Marketing.
Girim Ban|Hyeonseok Yun|Banseok Lee|David Sung|Simon S. Woo
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
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Blind-Match: Efficient Homomorphic Encryption-Based 1: N Matching for Privacy-Preserving Biometric Identification.
Hyunmin Choi|Jiwon Kim|Chiyoung Song|Simon S. Woo|Hyoungshick Kim
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, CIKM 2024, Boise, ID, USA, October 21-25, 2024
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Revisiting 30 years of the Network Time Protocol.
Simon S. Woo
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024

2023

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Towards Understanding of Deepfake Videos in the Wild.
Beomsang Cho|Binh Minh Le|Jiwon Kim|Simon S. Woo|Shahroz Tariq|Alsharif Abuadbba|Kristen Moore
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
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SAFE: Sequential Attentive Face Embedding with Contrastive Learning for Deepfake Video Detection.
Juho Jung|Chaewon Kang|Jeewoo Yoon|Simon S. Woo|Jinyoung Han
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
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UNDO: Effective and Accurate Unlearning Method for Deep Neural Networks.
Sangyong Lee|Simon S. Woo
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
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KID34K: A Dataset for Online Identity Card Fraud Detection.
Eun-Ju Park|Seung-Yeon Back|Jeongho Kim|Simon S. Woo
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023
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Anomaly and Novelty detection for Satellite and Drone systems (ANSD '23).
Shahroz Tariq|Daewon Chung|Simon S. Woo|Youjin Shin
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023

2022

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Samba: Identifying Inappropriate Videos for Young Children on YouTube.
Le Binh|Rajat Tandon|Chingis Oinar|Jeffrey Liu|Uma Durairaj|Jiani Guo|Spencer Zahabizadeh|Sanjana Ilango|Jeremy Tang|Fred Morstatter|Simon S. Woo|Jelena Mirkovic
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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Sliding Cross Entropy for Self-Knowledge Distillation.
Hanbeen Lee|Jeongho Kim|Simon S. Woo
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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Accelerating CNN via Dynamic Pattern-based Pruning Network.
Gwanghan Lee|Saebyeol Shin|Simon S. Woo
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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Selective Tensorized Multi-layer LSTM for Orbit Prediction.
Youjin Shin|Eun-Ju Park|Simon S. Woo|Okchul Jung|Daewon Chung
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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Towards an Awareness of Time Series Anomaly Detection Models' Adversarial Vulnerability.
Shahroz Tariq|Binh Minh Le|Simon S. Woo
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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STL-DP: Differentially Private Time Series Exploring Decomposition and Compression Methods.
Kyunghee Kim|Minha Kim|Simon S. Woo
Proceedings of the CIKM 2022 Workshops co-located with 31st ACM International Conference on Information and Knowledge Management (CIKM 2022), Atlanta, USA, October 17-21, 2022.
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BZNet: Unsupervised Multi-scale Branch Zooming Network for Detecting Low-quality Deepfake Videos.
Sangyup Lee|Jaeju An|Simon S. Woo
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022
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Am I a Real or Fake Celebrity? Evaluating Face Recognition and Verification APIs under Deepfake Impersonation Attack.
Shahroz Tariq|Sowon Jeon|Simon S. Woo
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

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Efficient Multi-Scale Feature Generation Adaptive Network.
Gwanghan Lee|Minha Kim|Minha Kim|Simon S. Woo
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021
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One Detector to Rule Them All: Towards a General Deepfake Attack Detection Framework.
Shahroz Tariq|Sangyup Lee|Simon S. Woo
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.

2020

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ITAD: Integrative Tensor-based Anomaly Detection System for Reducing False Positives of Satellite Systems.
Youjin Shin|Sangyup Lee|Shahroz Tariq|Myeong Shin Lee|Okchul Jung|Daewon Chung|Simon S. Woo
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
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Who is Delivering My Food?: Detecting Food Delivery Abusers using Variational Reward Inference Networks.
Daeyoung Yoon|Hua Xu|Simon S. Woo|Daeyoung Yoon|Hua Xu
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020
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How Do We Create a Fantabulous Password?
Simon S. Woo
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020
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I've Got Your Packages: Harvesting Customers' Delivery Order Information using Package Tracking Number Enumeration Attacks.
Simon S. Woo|Hanbin Jang|Woojung Ji|Hyoungshick Kim
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

2019

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Deep Learning for Blast Furnaces: Skip-Dense Layers Deep Learning Model to Predict the Remaining Time to Close Tap-holes for Blast Furnaces.
Keeyoung Kim|Byeongrak Seo|Sang-Hoon Rhee|Seungmoon Lee|Simon S. Woo
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.
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What is in Your Password? Analyzing Memorable and Secure Passwords using a Tensor Decomposition.
Youjin Shin|Simon S. Woo
The World Wide Web Conference, WWW 2019, San Francisco, CA, USA, May 13-17, 2019

2014

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3DOC: 3D object CAPTCHA.
Simon S. Woo|Beomjun Kim|Woochan Jun|Jingul Kim
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume