About

AI Researcher

Hi! I am

  • youngsung kim ph.d., assistant professor (tenure-track)

Previously, he was a Principal Researcher at Samsung Advanced Institute of Technology (SAIT), Samsung Electronics. He was also a Postdoctoral Associate at SMART, MIT.


Research Group

We focus on fundamental studies in the field of Artificial Intelligence. More specifically, we currently focus on deep learning based AI for perception (recognition), reasoning, and generation purposes.

  • you can join our research group

Positions Open: We are always open to strongly motivated students (multiple full-scholarship positions available) and qualified postdoctoral researchers in all areas. The application can be sent to y.kim AT inha.ac.kr.

Research Interests

Deep Learning

Machine Learning

Machine Reasoning

Multimodal Learning

Pattern Recognition

Computer Vision

Data Analytics

Emotion AI

Publications

Research Papers

Conference

  • Connecting Sphere Manifolds Hierarchically for Regularization, D. Scieur* and Y. Kim*, (*Equal Contribution), Thirty-eighth International Conference on Machine Learning (ICML 2021).
  • Few-shot Visual Reasoning with Meta-Analogical Contrastive Learning, Y. Kim, J. Shin, E. Yang, and S. J. Hwang, Thirty-fourth Conference on Neural Information Processing Systems (NeurIPS 2020), (Samsung Best Paper Award 2021, Silver.)
  • Residual Encoder Decoder Network and Adaptive Prior for Face Parsing, T. Guo, Y. Kim, H. Zhang, D. Qian, B. Yoo, J. Xu, D. Zou, J.-­J. Han, and C. Choi, The 32nd AAAI conference on Artificial Intelligence (AAAI 2018).
  • Activity recognition for smartphone based travel surveys based on cross-user history data, Y. Kim, F. C. Pereira, F. Zhao, A. Ghorpade, P. C. Zegras, and M. Ben-Akiva, The 22nd International Conference on Pattern Recognition (ICPR 2014).
  • Evaluating FMS: A preliminary comparison with a traditional travel survey, C. Carrion, F. Pereira, R. Ball, F. Zhao, Y. Kim, K. Nawarathne, N. Zheng, C. Zegras, and M. Ben-Akiva, Transportation Research Board 93rd Annual Meeting (TRB 2014)
  • An Online Learning Algorithm for Biometric Scores Fusion, Y. Kim, K.-A. Toh, and A. B. J. Teoh, The 4th IEEE Conference on Biometrics: Theory, Applications and Systems (BTAS 2010).
  • A Method to Enhance Face Biometric Security, Y. Kim and K.-A. Toh, The First IEEE Conference on Biometrics: Theory, Applications and Systems (BTAS 2007).

Pre-Prints

  • Deep hierarchical-hyperspherical learning, Y. Kim and J.J. Han, submitted to conference 2019.
  • Deep generative-contrastive networks for facial expression recognition, Y. Kim, B. Yoo, Y. Kwak, C. Choi, and J. Kim, (arXiv preprint 2017, arXiv:1703.07140).

Journals

  • Activity Recognition for a Smartphone and Web Based Human Mobility Sensing System, Y. Kim, A. Ghorpade, F. Zhao, F. C. Pereira, P. C. Zegras, and M. Ben-Akiva, IEEE intelligent systems, vol. 33, no. 04, pp. 5-23, Jul./Aug., 2018.
  • Deep Facial Age Estimation using Conditional Multitask Learning with Weak Label Expansion, B. Yoo, Y. Kwak, Y. Kim, C. Choi, and J. Kim, IEEE Signal Processing Letters, vol. 25, no. 6, pp 808-812, June 2018.
  • Background Subtraction Using Illumination-Invariant Structural Complexity, W. Kim and Y. Kim, IEEE Signal Processing Letters, vol. 23, no. 5, pp. 634--638, May 2016.
  • Exploratory Analysis of a Smartphone-Based Travel Survey in Singapore, F. Zhao, F. C. Pereira, R. Ball, Y. Kim, Y. Han, C. Zegras, and M. Ben-Akiva, Transportation Research Record: Journal of the Transportation Research Board, vol 2, no. 2494, pp. 45-56, 2015. Pyke Johnson Award 2015 by TRB.
  • An Online Learning Network for Biometric Scores Fusion, Y. Kim, K.-A. Toh, A.B.J. Teoh, H.-L. Eng, and W.-Y. Yau, Neurocomputing, vol. 102, pp. 65-77, February 2013.
  • An Online AUC Formulation for Binary Classification, Y. Kim, K.-A. Toh, A.B.J. Teoh, H.-L. Eng, and W.-Y. Yau, Pattern Recognition, vol. 45, no. 6, pp. 2266-2279, June 2012.
  • A Performance Driven Methodology for Cancelable Face Templates Generation, Y. Kim, A.B.J. Teoh, and K.-A. Toh, Pattern Recognition, vol. 43, no. 7, pp. 2544-2559, July 2010.
  • Fusion of visual and infra-red face scores by weighted power series, K.-A. Toh, Y. Kim, S. Lee, and J. Kim, Pattern Recognition Letters, vol. 29, no. 5, pp. 603-615, April 2008.

Patents

Registered

  • Method and apparatus with expression recognition, Y. Kim, C. K. Choi, B. Yoo, US Patent 10,891,468.
  • Method and apparatus for recognizing facial expression, Y. Kim, B. Yoo. Y. Kwak, C. K. Choi, US Patent 10,387,716.
  • Method and apparatus with emotion recognition, Y. Kim, Y. Kwak, B. Yoo, S. Lee, US Patent 11,093,734.
  • Method and apparatus for generating facial expression and training method for generating facial expression, Y. Kim, B. Yoo, Y. Kwak, C. K. Choi, US Patent 10,621,422.
  • Methods and apparatuses for authentication using biometric information, Y. Kim, K. Kim, H. Kim, S. Suh, C. K. Choi, US Patent 10,248,835, (Embedded in Samsung Smartphones (Galaxy 6+, Galaxy Note 5, S7, S8, etc.)).
  • Method and apparatus for analyzing facial image, Y. Kim, B. Yoo, D. Qian, H. Zhang, C. K. Choi, H. Zheng, J.-J. Han, J. Xu, T. Guo, US Patent 10,528,846.
  • Method and apparatus for detecting fake fingerprint, and method and apparatus for recognizing fingerprint, W. Kim, Y. Kim, S. Suh, H. Kim, C. K. Choi, US Patent 10,691,918.
  • Facial verification method and apparatus, B. I, Yoo, Y. Kwak, Y. Kim, J.-J Han, US Patent 10,579,865.
  • Fingerprint verification method and apparatus, S. Suh, W. Kim,Y. Kim, H. Lee, US Patent 10,521,642.
  • Method and apparatus to recognize object based on attribute of object and train, Y. Kwak, B. Yoo, Y. Kim, C. K. Choi, US Patent 10,558,912.
  • Method of preprocessing image including biological information, K Kim, W. Kim, Y. Kim, S Suh, US Patent 10,963,668.
  • Apparatuses and methods for recognizing object and facial expression robust against change in facial expression, and apparatuses and methods for training , B. Yoo, Y. Kwak, Y. Kim, S. Lee, US Patent 10,885,317.
  • Liveness test method and apparatus, Y. Kwak, B. Yoo, Y. Kim, C. K. Choi, J.-J. Han, US Patent 11,157,760.
  • Liveness test method and apparatus, B. Yoo, J. Xu, C. Zhang, H. Feng, Y. Shan, Y. Kwak, Y. Kim, W. Chang, J.-J. Han, US Patent 11,176,392.
  • Device and method for controlling mouse pointer, D.-H. Lee, M.-S. Kwon, S. Lee, K.-A. Toh, H. Lee, Y. Kim, B-S. Oh, S. Kim, US Patent 8,957,857.

Application

  • Method and apparatus with neural network data processing and/or training, Y. Kim, J.-J. Han, US Patent App. 17/026,951.
  • Neural network based recognition apparatus and method of training neural network, B. Yoo, Y. Kim, Y. Kwak, C. K. Choi, US Patent App 16/567,365.
  • Liveness test method and apparatus and biometric authentication method and apparatus, Y. Kwak, M. Ko, Y. Kim, H. Kim, J. H. Song, B. Yoo, S. Rhee, Y.-I. Lee, J. Choi, SJ Han, US Patent App. 16/899,935
  • Method and apparatus with deep neural network model fusing, Y. Kwak, Y. Kim, B. Yoo, Y.-I. Lee, H. Lee, S. Jung, US Patent App. 16/902,299.
  • Facial expression image processing method and apparatus, T. Guo, Y. Kim, H. Zhang, B. Yoo, C. K. Choi, J.-J. Han, J. Xu, D. Qian, US Patent App. 17/109,762.
  • Method and apparatus to determine trigger intent of user, H. Zhang, T. Guo, D. Qian, X. Liu, Y. Kim, B. Yoo, J.-J. Han, C. K. Choi, US Patent App. 16/243,328.
  • Method and apparatus to perform facial expression recognition and training, B. Yoo, Y. Kwak, Y. Kim, S. Rhee, C. K. Choi, US Patent App. 15/626,440.

Contact

Email

y.kim@inha.ac.kr

Location

Inha-ro 100, Incheon, Korea

Call

+82 32 860 9591

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