Fast Image Template and Dictionary Matching Algorithms. - Sung-Hyuk Cha (ACCV (1), 1998)

Approximate Stroke Sequence String Matching Algorithm for Character Recognition and Analysis. - Sung-Hyuk Cha; Yong-Chul Shin; Sargur N. Srihari (ICDAR, 1999)

System that Identifies Writers. - Sung-Hyuk Cha; Sargur N. Srihari (AAAI/IAAI, 2000)

Nearest Neighbor Search Using Additive Binary Tree. - Sung-Hyuk Cha; Sargur N. Srihari (CVPR, 2000)

Approximate string matching for stroke direction and pressure sequences. - Sung-Hyuk Cha; Yong-Chul Shin; Sargur N. Srihari (Document Recognition and Retrieval, 2000)

Distance between Histograms of Angular Measurements and its Application to Handwritten Character Similarity. - Sung-Hyuk Cha; Sargur N. Srihari (ICPR, 2000)

Writer Identification: Statistical Analysis and Dichotomizer. - Sung-Hyuk Cha; Sargur N. Srihari (SSPR/SPR, 2000)

Assessing the authorship confidence of handwritten items. - Sung-Hyuk Cha; Sargur N. Srihari (WACV, 2000)

Efficient Algorithms for Image Template and Dictionary Matching. - Sung-Hyuk Cha (J. Math. Imaging Vis., 2000)

Handwritten document image database construction and retrieval system. - Sung-Hyuk Cha; Sargur N. Srihari (Document Recognition and Retrieval, 2001)

Apriori Algorithm for Sub-category Classification Analysis of Handwriting. - Sung-Hyuk Cha; Sargur N. Srihari (ICDAR, 2001)

Individuality of Handwriting: A Validation Study. - Sargur N. Srihari; Sung-Hyuk Cha; Hina Arora; Sangjik Lee (ICDAR, 2001)

Establishing Handwriting Individuality Using Pattern Recognition Techniques. - Sargur N. Srihari; Sung-Hyuk Cha; Sangjik Lee (ICDAR, 2001)

Combining macro and micro features for writer identification. - Sangjik Lee; Sung-Hyuk Cha; Sargur N. Srihari (Document Recognition and Retrieval, 2002)

Discriminatory power of handwriting. - Sargur N. Srihari; Sung-Hyuk Cha; Sangjik Lee (Document Recognition and Retrieval, 2002)

Automatic detection of handwriting forgery. - Sung-Hyuk Cha; Charles C. Tappert (IWFHR, 2002)

Multimodal Integration of Voice and Ink for Pervasive Computing. - Zouheir Trabelsi; Sung-Hyuk Cha; Darshan Desai; Charles C. Tappert (ISMSE, 2002)

A voice and ink XML multimodal architecture for mobile e-commerce systems. - Zouheir Trabelsi; Sung-Hyuk Cha; Darshan Desai; Charles C. Tappert (Workshop Mobile Commerce, 2002)

A fast nearest neighbor search algorithm by filtration. - Sung-Hyuk Cha; Sargur N. Srihari (Pattern Recognit., 2002)

On measuring the distance between histograms. - Sung-Hyuk Cha; Sargur N. Srihari (Pattern Recognit., 2002)

Optimizing Binary Feature Vector Similarity Measure using Genetic Algorithm and Handwritten Character Recognition. - Sung-Hyuk Cha; Charles C. Tappert; Sargur N. Srihari (ICDAR, 2003)

Efficient color image retrieval using hue distribution similarity. - Sung-Hyuk Cha (Storage and Retrieval for Media Databases, 2003)

Interactive Flag Identification Using Image Retrieval Techniques. - Eduardo Hart; Sung-Hyuk Cha; Charles C. Tappert (CISST, 2004)

A Neural Network Classifier for Junk E-Mail. - Ian Stuart; Sung-Hyuk Cha; Charles C. Tappert (Document Analysis Systems, 2004)

Use of Histogram Distances in Iris Authentication. - Seung-Seok Choi; Sungsoo Yoon; Sung-Hyuk Cha; Charles C. Tappert (IC-AI, 2004)

Use of chatroom abbreviations and shorthand symbols in pen computing. - William B. Huber; Sung-Hyuk Cha; Charles C. Tappert; Vicki L. Hanson (IWFHR, 2004)

A graphical user interface for a fine-art painting image retrieval system. - Thomas E. Lombardi; Sung-Hyuk Cha; Charles C. Tappert (Multimedia Information Retrieval, 2004)

Automatic Detection Of Handwriting Forgery Using A Fractal Number Estimate Of Wrinkliness. - Sung-Hyuk Cha; Charles C. Tappert; Michael Gibbons; Yi-Min Chee (Int. J. Pattern Recognit. Artif. Intell., 2004)

Evaluation of Biometric Identification in Open Systems. - Michael Gibbons; Sungsoo Yoon; Sung-Hyuk Cha; Charles C. Tappert (AVBPA, 2005)

Identification of Pottery Shape and School Using Image Retrieval Techniques. - Gulsebnem Bishop; Sung-Hyuk Cha; Charles C. Tappert (CISST, 2005)

Computer-assisted handwriting style identification system for questioned document examination. - Sung-Hyuk Cha; Sungsoo Yoon; Charles C. Tappert; Yillbyung Lee (Electronic Imaging: Image and Video Communications and Processing, 2005)

A Vascular Network Growth Estimation Algorithm Using Random Graphs. - Sung-Hyuk Cha; Michael L. Gargano; Louis V. Quintas; Eric M. Wahl (GbRPR, 2005)

Applying Artificial Intelligence Techniques to Problems of Incomplete Information: Optimizing Bidding in the Game of Bridge. - John Galatti; Sung-Hyuk Cha; Michael L. Gargano; Charles C. Tappert (IC-AI, 2005)

On Binary Similarity Measures for Handwritten Character Recognition. - Sung-Hyuk Cha; Sungsoo Yoon; Charles C. Tappert (ICDAR, 2005)

Writer Profiling Using Handwriting Copybook Styles. - Sungsoo Yoon; Seung-Seok Choi; Sung-Hyuk Cha; Charles C. Tappert (ICDAR, 2005)

On the Individuality of the Iris Biometric. - Sungsoo Yoon; Seung-Seok Choi; Sung-Hyuk Cha; Yillbyung Lee; Charles C. Tappert (ICIAR, 2005)

Long-Text Keystroke Biometric Applications over the Internet. - Gary Bartolacci; Mary Curtin; Marc Katzenberg; Ngozi Nwana; Sung-Hyuk Cha; Charles C. Tappert (MLMTA, 2005)

Analyzing Open Biometric Identification Systems. - Michael Gibbons; Sungsoo Yoon; Sung-Hyuk Cha; Charles C. Tappert (MLMTA, 2005)

A lightweight image retrieval system for paintings. - Thomas E. Lombardi; Sung-Hyuk Cha; Charles C. Tappert (Storage and Retrieval Methods and Applications for Multimedia, 2005)

Keystroke Biometric Recognition Studies on Long-Text Input under Ideal and Application-Oriented Conditions. - Mary Villani; Charles C. Tappert; Giang Ngo; Justin Simone; Huguens S. Fort; Sung-Hyuk Cha (CVPR Workshops, 2006)

Multifocus Image Sequences for Iris Recognition. - Byungjun Son; Sung-Hyuk Cha; Yillbyung Lee (PSIVT, 2006)

Constructing Binary Decision Trees using Genetic Algorithms. - Sung-Hyuk Cha; Charles C. Tappert (GEM, 2008)

Fast Multivariate Ordinal Type Histogram Matching. - Sung-Hyuk Cha (SSPR/SPR, 2008)

Distance between Histograms with Shuffled Cost Matrix. - Sung-Hyuk Cha (SSPR/SPR, 2008)

Performance of a long-text-input keystroke biometric authentication system using an improved k-nearest-neighbor classification method. - Robert S. Zack; Charles C. Tappert; Sung-Hyuk Cha (BTAS, 2010)

A Keystroke Biometric Systemfor Long-Text Input. - Charles C. Tappert; Sung-Hyuk Cha; Mary Villani; Robert S. Zack (Int. J. Inf. Secur. Priv., 2010)

An investigation of keystroke and stylometry traits for authenticating online test takers. - John C. Stewart; John V. Monaco; Sung-Hyuk Cha; Charles C. Tappert (IJCB, 2011)

Developing a Keystroke Biometric System for Continual Authentication of Computer Users. - John V. Monaco; Ned Bakelman; Sung-Hyuk Cha; Charles C. Tappert (EISIC, 2012)

Behavioral biometric verification of student identity in online course assessment and authentication of authors in literary works. - John V. Monaco; John C. Stewart; Sung-Hyuk Cha; Charles C. Tappert (BTAS, 2013)

Keystroke Biometric Studies on Password and Numeric Keypad Input. - Ned Bakelman; John V. Monaco; Sung-Hyuk Cha; Charles C. Tappert (EISIC, 2013)

Recent Advances in the Development of a Long-Text-Input Keystroke Biometric Authentication System for Arbitrary Text Input. - John V. Monaco; Ned Bakelman; Sung-Hyuk Cha; Charles C. Tappert (EISIC, 2013)

A correlation method for handling infrequent data in keystroke biometric systems. - Steve Kim; Sung-Hyuk Cha; John V. Monaco; Charles C. Tappert (IWBF, 2014)

Minimising branch crossings in phylogenetic trees. - Sung-Hyuk Cha; Yoo Jung An (Int. J. Appl. Pattern Recognit., 2016)

On ROC Curve Analysis of Artificial Neural Network Classifiers. - Chulwoo Kim; Sung-Hyuk Cha; Yoo Jung An; Ned Wilson (FLAIRS, 2017)

Biometric Distinctiveness of Brain Signals Based on EEG. - Sukun Li; Sung-Hyuk Cha; Charles C. Tappert (BTAS, 2018)

Feature Extraction based on High Order Statistics measures and Entropy for EEG biometrics. - Sukun Li; Sung-Hyuk Cha (IWBF, 2019)

Variance Linear Discriminant Analysis for IRIS Biometrics. - Sung-Hyuk Cha; Teryn Cha (FLAIRS, 2020)

Density Based Mode Within Radius and Its Application to EEG based Emotion Recognition. - Parampuneet Thind; Vaibhav Katturu; Teryn Cha; Sung-Hyuk Cha (FLAIRS, 2021)

k-medianoids Clustering Algorithm. - James Cha; Teryn Cha; Sung-Hyuk Cha (FLAIRS, 2023)

Enhancing Nearest Neighbor Classification Performance through Dynamic Time Warping with Progressive Constraint. - Sung-Hyuk Cha; Teryn Cha; Teja Vuppu (FLAIRS, 2024)

Enhancing Image Classification through Exploitation of Hue Cyclicity in Convolutional Neural Networks. - Jiatao Kuang; Teryn Cha; Sung-Hyuk Cha (FLAIRS, 2024)

Kernel Density Estimated Linear Regression. - Roshan Kalpavruksha; Rohan Kalpavruksha; Teryn Cha; Sung-Hyuk Cha (FLAIRS, 2025)

Kernel Density Based Spatial Clustering of Applications with Noise. - Rohan Kalpavruksha; Roshan Kalpavruksha; Teryn Cha; Sung-Hyuk Cha (FLAIRS, 2025)

Facial Expression and Pose Recommender System Using Stereotypical Trait Identification. - Jinhwi Lee; Teryn Cha; Sung-Hyuk Cha (FLAIRS, 2025)