On-device machine learning, AI processor, Neuromorphic computing
Education
2000-2004: Seoul National University, BS in CSE & MAE (double major),
2004-2006: Seoul National University, MS in EECS,
2013-2018: Georgia Institute of Technology, PhD in ECE
Experience
2006-2019: Senior researcher, Agency for Defense Development,
2017: Microsoft Research (Research intern),
2019 ~: Assistance professor, SKKU CICE
Journal Articles
(2023)
Highly Reliable 3D Channel Memory and Its Application in a Neuromorphic Sensory System for Hand Gesture Recognition.
ACS NANO.
17,
24
(2023)
Adaptive Channel Scheduling for Acceleration and Fine Control of RNN-Based Image Compression.
IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES.
E106.A,
9
(2023)
Data-Driven Design of Electrically Conductive Nanocomposite Materials: A Case Study of Acrylonitrile-Butadiene-Styrene/Carbon Nanotube Binary Composites.
ADVANCED INTELLIGENT SYSTEMS.
5,
2
(2023)
Room-Temperature-Processable Highly Reliable Resistive Switching Memory with Reconfigurability for Neuromorphic Computing and Ultrasonic Tissue Classification.
ADVANCED FUNCTIONAL MATERIALS.
1,
1
(2023)
An overhead-free region-based JPEG framework for task-driven image compression.
PATTERN RECOGNITION LETTERS.
165,
1
(2022)
A Reconfigurable Neural Architecture for EdgeCloud Collaborative Real-Time Object Detection.
IEEE INTERNET OF THINGS JOURNAL.
9,
23
(2022)
Micro-ultrasonic Assessment of Early Stage Clot Formation and Whole Blood Coagulation Using an All-Optical Ultrasound Transducer and Adaptive Signal Processing Algorithm.
ACS SENSORS.
7,
10
(2022)
Epidermal piezoresistive structure with deep learning-assisted data translation.
NPJ FLEXIBLE ELECTRONICS.
6,
1
(2022)
Scalable Color Quantization for Task-Centric Image Compression.
ACM TRANSACTIONS ON MULTIMEDIA COMPUTING COMMUNICATIONS AND APPLICATIONS.
1,
1
(2022)
Multi-Prediction Compression: An Efficient and Scalable Memory Compression Framework for GP-GPU.
IEEE COMPUTER ARCHITECTURE LETTERS.
21,
2
(2022)
VWC-SDK: Convolutional Weight Mapping Using Shifted and Duplicated Kernel With Variable Windows and Channels.
IEEE JOURNAL ON EMERGING AND SELECTED TOPICS IN CIRCUITS AND SYSTEMS.
12,
2
(2022)
Adaptive weight-bit inversion for state error reduction for robust and efficient deep neural network inference using MLC NAND Flash.
JOURNAL OF SYSTEMS ARCHITECTURE.
124,
1
(2022)
ORVAE: One-Class Residual Variational Autoencoder for Voice Activity Detection in Noisy Environment.
NEURAL PROCESSING LETTERS.
54,
3
(2021)
Binary-Classifiers-Enabled Filters for Semi-Supervised Learning.
IEEE ACCESS.
9,
-
(2021)
Target-Dependent Scalable Image Compression Using a Reconfigurable Recurrent Neural Network.
IEEE ACCESS.
9,
(2021)
A Charge-Domain Scalable-Weight In-Memory Computing Macro With Dual-SRAM Architecture for Precision-Scalable DNN Accelerators.
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS.
68,
8
(2021)
Robust detection of small and dense objects in images from autonomous aerial vehicles.
ELECTRONICS LETTERS.
1,
1
(2021)
Segmentation of Points in the Future: Joint Segmentation and Prediction of a Point Cloud.
IEEE ACCESS.
9,
(2019)
CAMEL: An Adaptive Camera With Embedded Machine Learning-Based Sensor Parameter Control.
IEEE JOURNAL ON EMERGING AND SELECTED TOPICS IN CIRCUITS AND SYSTEMS.
9,
3
(2018)
3-D Stacked Image Sensor With Deep Neural Network Computation.
IEEE SENSORS JOURNAL.
18,
10
Patent/Intellectual Property
경량화된 피험자 적응 기법.
C-2023-046625.
20231023.
KOREA, REPUBLIC OF
Integrated high-speed image sensor and operation method thereof.
17/500538.
20230822.
UNITED STATES
인공지능 신경망을 이용한 음원 분류 및 위치 추적 방법 및 시스템(The mothod and system for sound classification and location tracking using artificial intelligence nural network).
10-2556-8100000.
20230713.
KOREA, REPUBLIC OF
심층신경망을 이용한 음성 신호의 발생 방향 탐지 방법.
10-2020-0032737.
20211116.
KOREA, REPUBLIC OF
다중 통신 제어 장치 및 방법.
10-2019-0017121.
20200925.
KOREA, REPUBLIC OF
이중 연결 관리 장치 및 방법(APPARATUS AND METHOD FOR MANAGING DUAL CONNECTIVITY).
10-2019-0016926.
20200508.
KOREA, REPUBLIC OF
통신 장치 제어 시스템 및 그 제어 방법.
10-2019-0007021.
20200325.
KOREA, REPUBLIC OF
전자파 인체영향 분석을 위한 수치 팬텀 모델 제작 방법(Numerical phantom model manufacturing method for analyzing on human effects of Radio Frequency).
10-1486-8470000.
20150129.
KOREA, REPUBLIC OF
Conference Paper
(2023)
Mip-Grid: Anti-aliased Grid Representations for Neural Radiance Fields.
Conference on Neural Information Processing Systems.
UNITED STATES
(2023)
DCR: Decomposition-Aware Column Re-Mapping for Stuck-At-Fault Tolerance in ReRAM Arrays.
IEEE International Conference on Computer Design.
UNITED STATES
(2023)
Kernel Shape Control for Row-Efficient Convolution on Processing-In-Memory Arrays.
IEEE/ACM International Conference on Computer-Aided Design.
UNITED STATES
(2023)
HandR2N2: Iterative 3D Hand Pose Estimation Using a Residual Recurrent Neural Network.
International Conference on Computer Vision.
FRANCE
(2023)
Multi-Scale Bidirectional Recurrent Network with Hybrid Correlation for Point Cloud Based Scene Flow Estimation.
International Conference on Computer Vision.
FRANCE
(2023)
PAIRS: Pruning-AIded Row-Skipping for SDK-Based Convolutional Weight Mapping in Processing-In-Memory Architectures.
IEEE International Symposium on Low-Power Electronics and Design.
AUSTRIA
(2023)
Weight-Aware Activation Mapping for Energy-Efficient Convolution on PIM Arrays.
IEEE International Symposium on Low-Power Electronics and Design.
AUSTRIA
(2023)
Masked Wavelet Representation for Compact Neural Radiance Fields.
Conference on Computer Vision and Pattern Recognition.
UNITED STATES
(2022)
Neural Residual Flow Fields for Efficient Video Representations.
Asian Conference on Computer Vision.
MACAU
(2022)
Element-wise Partial Product Quantization for Efficient Deep Learning Accelerators.
"International Conference On Consumer Electronics Asia(ICCE Asia) Asia".
KOREA, REPUBLIC OF
(2022)
Bi-PointFlowNet: Bidirectional Learning for Point Cloud Based Scene Flow Estimation.
European Conference on Computer Vision.
ISRAEL
(2022)
Streamable Neural Fields.
European Conference on Computer Vision.
ISRAEL
(2022)
An Efficient Systolic Array with Variable Data Precision and Dimension Support.
International SoC Design Conference (ISOCC).
KOREA, REPUBLIC OF
(2022)
NAS-VAD: Neural Architecture Search for Voice Activity Detection.
Conference of the International Speech Communication Association.
KOREA, REPUBLIC OF
(2022)
ADA-VAD: Unpaired Adversarial Domain Adaptation for Noise-Robust Voice Activity Detection.
IEEE International Conference on Acoustics, Speech and Signal Processing.
SINGAPORE
(2022)
VW-SDK: Efficient Convolutional Weight Mapping Using Variable Windows for Processing-In-Memory Architectures.
Design Automation and Test in Europe Conference.
BELGIUM
(2021)
A Splittable DNN-Based Object Detector for Edge-Cloud Collaborative Real-Time Video Inference.
IEEE International Conference on Advanced Video and Signal-Based Surveillance.
UNITED STATES
(2021)
HandFoldingNet: A 3D Hand Pose Estimation Network Using Multiscale-Feature Guided Folding of a 2D Hand Skeleton.
International Conference on Computer Vision.
UNITED STATES
(2021)
A Sub-Milliwatt and Sub-Millisecond 3-D Gaze Estimator for Ultra Low-Power AR Applications.
Ubicomp/ISWC-Eyeware '21.
UNITED STATES
