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교수소개

전임교수

  • 부교수 Software
  • 우사이먼성일
  • 2022 SKKU Fellowship

관심분야

이상징후탐지, 데이터 마이닝/기계학습 응용, 보안, 프라이버시, 인간과컴퓨터상호작용, 인공위성시스템, 융합

학력

  • Ph.D. Computer Science, 2017 University of Southern California (USC), Los Angeles, CA

약력/경력

  • 연구원, 미국 항공우주국 제트추진연구소 (NASA-JPL)

학술지 논문

  • (2025)  Toward a robust approach to multivariate time series anomaly detection.  JOURNAL OF MICRO-NANOPATTERNING MATERIALS AND METROLOGY-JM3.  24,  4
  • (2025)  Stealthy Query-Efficient Opaque Attack Against Interpretable Deep Learning.  IEEE TRANSACTIONS ON RELIABILITY.  74,  3
  • (2025)  Development of Deep Learning-Based Algorithm for Extracting Abnormal Deceleration Patterns.  World Electric Vehicle Journal.  16,  1
  • (2025)  MIRACLE: Malware image recognition and classification by layered extraction.  Data Mining and Knowledge Discovery.  39,  1
  • (2024)  Patch-wise vector quantization for unsupervised medical anomaly detection.  PATTERN RECOGNITION LETTERS.  184, 
  • (2024)  Hardening Interpretable Deep Learning Systems: Investigating Adversarial Threats and Defenses.  IEEE TRANSACTIONS ON DEPENDABLE AND SECURE COMPUTING.  21,  4
  • (2024)  A real-world pharmacovigilance study on cardiovascular adverse events of tisagenlecleucel using machine learning approach.  SCIENTIFIC REPORTS.  14,  1
  • (2024)  EAE-GAN: Emotion-Aware Emoji Generative Adversarial Network for Computational Modeling Diverse and Fine-Grained Human Emotions.  IEEE TRANSACTIONS ON COMPUTATIONAL SOCIAL SYSTEMS.  11,  3
  • (2024)  Design and evaluation of highly accurate smart contract code vulnerability detection framework.  DATA MINING AND KNOWLEDGE DISCOVERY.  38,  3
  • (2023)  Expectation-Maximization via Pretext-Invariant Representations.  IEEE ACCESS.  11, 
  • (2023)  Evaluating Trustworthiness and Racial Bias in Face Recognition APIs Using Deepfakes.  COMPUTER.  56,  5
  • (2023)  Distance adaptive graph convolutional gated network-based smart air quality monitoring and health risk prediction in sensor-devoid urban areas.  SUSTAINABLE CITIES AND SOCIETY.  91,  1
  • (2023)  DID We Miss Anything?: Towards Privacy-Preserving Decentralized ID Architecture.  IEEE TRANSACTIONS ON DEPENDABLE AND SECURE COMPUTING.  20,  6
  • (2023)  An overhead-free region-based JPEG framework for task-driven image compression.  PATTERN RECOGNITION LETTERS.  165,  1
  • (2022)  PasswordTensor: Analyzing and explaining password strength using tensor decomposition.  COMPUTERS & SECURITY.  116, 
  • (2022)  A Survey of Deep Learning-Based Object Detection Methods and Datasets for Overhead Imagery.  IEEE ACCESS.  10,  1
  • (2022)  ORVAE: One-Class Residual Variational Autoencoder for Voice Activity Detection in Noisy Environment.  NEURAL PROCESSING LETTERS.  54,  3
  • (2021)  Detecting handcrafted facial image manipulations and GAN-generated facial images using Shallow-FakeFaceNet.  APPLIED SOFT COMPUTING.  105,  1
  • (2021)  Neural network laundering: Removing black-box backdoor watermarks from deep neural networks.  COMPUTERS & SECURITY.  106, 
  • (2021)  Will EU's GDPR Act as an Effective Enforcer to Gain Consent?.  IEEE ACCESS.  9,  1

특허/프로그램

  • 딥러닝 모델의 학습 데이터 삭제 방법 및 장치.  17-8817-53_____.  20241227.  대한민국
  • 딥러닝과 자기조직화지도를 이용한 가상물리시스템에서의 이상치 탐지.  10-2022-0003261.  20231127.  대한민국

수상/공훈

  • 국가보안연구소 원장상, 한국정보보호학회 동계학술대회 2018
  • 장려상, 정보보호 데이터첼린지 2017
  • 우수논문상, 한국정보보호학회 동계학술대회 2017
  • 우수논문상, WISA 학회 2016

학술회의논문

  • (2026)  GAN or DM? In-depth Analysis and Evaluation of AI-generated Face Data for Generalizable Deepfake Detection.  ACM SIGAPP Symposium on Applied Computing.  이탈리아
  • (2025)  RUAGO: Effective and Practical Retain-Free Unlearning via Adversarial Attack and OOD Generator.  Conference on Neural Information Processing Systems.  미국
  • (2025)  Through the Lens: Benchmarking Deepfake Detectors Against Moiré-Induced Distortions.  Conference on Neural Information Processing Systems.  미국
  • (2025)  Anomaly Detection for Advanced Driver Assistance System with NCDE-based Normalizing Flow.  ACM Conference on Information and Knowledge Management.  대한민국
  • (2025)  Beyond Masking: Landmark-based Representation Learning and Knowledge-Distillation for Audio-Visual Deepfake Detection.  ACM Conference on Information and Knowledge Management.  대한민국
  • (2025)  FakeChain: Exposing Shallow Cues in Multi-Step Deepfake Detection.  ACM Conference on Information and Knowledge Management.  대한민국
  • (2025)  MU-OT: Effective and Unified Machine Unlearning with Optimal Transport for Feature Realignment.  ACM Conference on Information and Knowledge Management.  대한민국
  • (2025)  Seeing Through the Blur: Unlocking Defocus Maps for Deepfake Detection.  ACM Conference on Information and Knowledge Management.  대한민국
  • (2025)  From Prediction to Explanation: Multimodal, Explainable, and Interactive Deepfake Detection Framework for Non-Expert Users.  ACM Multimedia Conference.  아일랜드
  • (2025)  PromptFlare: Prompt-Generalized Defense via Cross-Attention Decoy in Diffusion-Based Inpainting.  ACM Multimedia Conference.  아일랜드
  • (2025)  SpecXNet: A Dual-Domain Convolutional Network for Robust Deepfake Detection.  ACM Multimedia Conference.  아일랜드
  • (2025)  DIA: The Adversarial Exposure of Deterministic Inversion in Diffusion Models.  International Conference on Computer Vision.  미국
  • (2025)  SpecGuard: Spectral Projection-based Advanced InvisibleWatermarking.  International Conference on Computer Vision.  미국
  • (2025)  Translation of Text Embedding via Delta Vector to Suppress Strongly Entangled Content in Text-to-Image Diffusion Models.  International Conference on Computer Vision.  미국
  • (2025)  HiDF: A Human-Indistinguishable Deepfake Dataset.  ACM SIGKDD Conference on Knowledge Discovery and Data Mining.  캐나다
  • (2025)  Gradient Alignment for Cross-Domain Face Anti-Spoofing.  Conference on Computer Vision and Pattern Recognition.  미국
  • (2025)  Fairness and Robustness in Machine Unlearning.  International World Wide Web Conference.  오스트레일리아
  • (2025)  Saliency-Aware Diffusion Reconstruction for Effective Invisible Watermark Removal.  International World Wide Web Conference.  오스트레일리아
  • (2025)  Towards Safe Synthetic Image Generation On the Web: A Multimodal Robust NSFW Defense and Million Scale Dataset.  International World Wide Web Conference.  오스트레일리아
  • (2025)  High-Fidelity Face Age Transformation via Hierarchical Encoding and Contrastive Learning.  ACM SIGAPP Symposium on Applied Computing.  이탈리아

전시/발표회

  • (2023)  불멸의 6·25전쟁 영웅, 청년으로 돌아오다 특별 사진전.  대한민국,