Youngja Park 
contact information
Natural Language Processing, Text Mining, Information Extraction, Machine Learning, Information SecurityThomas J. Watson Research Center, Yorktown Heights, NY USA +1
9149451421
9149451421 links
2016
Tri-Modularization of Firewall Policies
Haining Chen, Omar Chowdhury, Ninghui Li, Warut Khern-am-nuai, Suresh Chari, Ian Molloy, Youngja Park
Proceedings of the 21st ACM on Symposium on Access Control Models and Technologies (SACMAT), 2016, pp. 37--48
Haining Chen, Omar Chowdhury, Ninghui Li, Warut Khern-am-nuai, Suresh Chari, Ian Molloy, Youngja Park
Proceedings of the 21st ACM on Symposium on Access Control Models and Technologies (SACMAT), 2016, pp. 37--48
A platform and analytics for usage and entitlement analytics
Suresh Chari, Ted Habeck, Ian Molloy, Youngja Park, Josyula R. Rao, Wilfried Teiken
IBM Journal of Research and Development 60(4), 7, 2016
Suresh Chari, Ted Habeck, Ian Molloy, Youngja Park, Josyula R. Rao, Wilfried Teiken
IBM Journal of Research and Development 60(4), 7, 2016
Data classification and sensitivity estimation for critical asset
discovery
Youngja Park, Wilfried Teiken, Josyula R. Rao, Suresh Chari
IBM Journal of Research and Development 60(4), 2, 2016
Youngja Park, Wilfried Teiken, Josyula R. Rao, Suresh Chari
IBM Journal of Research and Development 60(4), 2, 2016
Comparing Password Ranking Algorithms on Real-World Password Datasets
Weining Yang, Ninghui Li, Ian M. Molloy, Youngja Park, Suresh N. Chari
21st European Symposium on Research in Computer Security (ESORICS), September 26-30, 2016, pp. 69--90
Weining Yang, Ninghui Li, Ian M. Molloy, Youngja Park, Suresh N. Chari
21st European Symposium on Research in Computer Security (ESORICS), September 26-30, 2016, pp. 69--90
Graph Analytics for Real-time Scoring of Cross-channel Transactional Fraud
Ian Molloy, Suresh Chari, Ulrich Finkler, Mark Wiggerman, Coen Jonker, Ted Habeck, Youngja Park, Frank Jordens, Ron van Schaik
Financial Cryptography and Data Security, 2016
Ian Molloy, Suresh Chari, Ulrich Finkler, Mark Wiggerman, Coen Jonker, Ted Habeck, Youngja Park, Frank Jordens, Ron van Schaik
Financial Cryptography and Data Security, 2016
DinTucker: Scaling up Gaussian process models on large multidimensional arrays
Shandian Zhe, Yuan Qi, Youngja Park, Zenglin Xu, Ian Molloy, Suresh Chari
AAAI, 2016
Shandian Zhe, Yuan Qi, Youngja Park, Zenglin Xu, Ian Molloy, Suresh Chari
AAAI, 2016
2015
Scalable Nonparametric Multiway Data Analysis
Shandian Zhe, Zenglin Xu, Xinqi Chu, Yuan Qi, Youngja Park
Proceedings of the 18th International Conference on Artificial Intelligence and Statistics (AISTATS), 2015
Shandian Zhe, Zenglin Xu, Xinqi Chu, Yuan Qi, Youngja Park
Proceedings of the 18th International Conference on Artificial Intelligence and Statistics (AISTATS), 2015
Learning from Others: User Anomaly Detection UsingAnomalous Samples from Other Users
Youngja Park, Ian M. Molloy, Suresh N. Chari, Zenglin Xu, Chris Gates, Ninghi Li
To appear in Proceedings of the 20th European Symposium on Research in Computer Security (ESORICS), 2015
Youngja Park, Ian M. Molloy, Suresh N. Chari, Zenglin Xu, Chris Gates, Ninghi Li
To appear in Proceedings of the 20th European Symposium on Research in Computer Security (ESORICS), 2015
2014
Learning from a Neighbor: Adapting a Japanese Parser for Korean through Feature Transfer Learning
Hiroshi Kanayama, Youngja Park, Yuta Tsuboi, Dongmook Yi
Proceedings of the EMNLP 2014 Workshop: Language Technology for Closely Related Languages and Language Variants, pp. 2-12
Hiroshi Kanayama, Youngja Park, Yuta Tsuboi, Dongmook Yi
Proceedings of the EMNLP 2014 Workshop: Language Technology for Closely Related Languages and Language Variants, pp. 2-12
Hetero-Labeled LDA: A Partially Supervised Topic Model with Heterogeneous Labels
Dongyeop Kang, Youngja Park, Suresh N. Chari
Proceedings of the European Conference on Machine Learning and Knowledge Discovery in Databases (ECML-PKDD), 2014
Dongyeop Kang, Youngja Park, Suresh N. Chari
Proceedings of the European Conference on Machine Learning and Knowledge Discovery in Databases (ECML-PKDD), 2014
Detecting Insider Information Theft Using Features from File Access Logs
Christopher Gates, Ninghui Li, Zenglin Xu, Suresh N. Chari, Ian Molloy, Youngja Park
Proceedings of the 19th European Symposium on Research in Computer Security (ESORICS), 2014
Christopher Gates, Ninghui Li, Zenglin Xu, Suresh N. Chari, Ian Molloy, Youngja Park
Proceedings of the 19th European Symposium on Research in Computer Security (ESORICS), 2014
2013
PAKDD'12 best paper: generating balanced classifier-independent training samples from unlabeled data
Youngja Park, Zijie Qi, Suresh N. Chari, Ian M. Molloy
Journal of Knowledge and Information Systems (KAIS), Springer London, 2013
Youngja Park, Zijie Qi, Suresh N. Chari, Ian M. Molloy
Journal of Knowledge and Information Systems (KAIS), Springer London, 2013
A bigData platform for analytics on access control policies and logs
Suresh Chari, Ted Habeck, Ian Molloy, Youngja Park, Wilfried Teiken
Proceedings of the 18th ACM symposium on Access control models and technologies (SACMAT), pp. 185-188, 2013
Suresh Chari, Ted Habeck, Ian Molloy, Youngja Park, Wilfried Teiken
Proceedings of the 18th ACM symposium on Access control models and technologies (SACMAT), pp. 185-188, 2013
Ensuring continuous compliance through reconciling policy with usage
Suresh Chari, Ian Molloy, Youngja Park, Wilfried Teiken
Proceedings of the 18th ACM symposium on Access control models and technologies (SACMAT), pp. 49-60, 2013
Suresh Chari, Ian Molloy, Youngja Park, Wilfried Teiken
Proceedings of the 18th ACM symposium on Access control models and technologies (SACMAT), pp. 49-60, 2013
Estimating Asset Sensitivity by Profiling Users
Youngja Park, Christopher S. Gates, Stephen C. Gates
Proceedings of the 18th European Symposium on Research in Computer Security (ESORICS),, pp. 94-110, 2013
Youngja Park, Christopher S. Gates, Stephen C. Gates
Proceedings of the 18th European Symposium on Research in Computer Security (ESORICS),, pp. 94-110, 2013
2012
Incremental Subspace Based Classi cation for Sensitive Business Emails
Min Li, Youngja Park, Rui Ma, He Yuan Huang
International Conference on Pattern Recognition (ICPR), 2012
Min Li, Youngja Park, Rui Ma, He Yuan Huang
International Conference on Pattern Recognition (ICPR), 2012
Generative Models for Access Control Policies: Applications to Role Mining Over Logs with Attribution
Ian Molloy, Youngja Park, Suresh N. Chari
Proceedings of the 17th ACM symposium on Access control models and technologies (SACMAT) (Best Paper Runners-Up Award), 2012
Ian Molloy, Youngja Park, Suresh N. Chari
Proceedings of the 17th ACM symposium on Access control models and technologies (SACMAT) (Best Paper Runners-Up Award), 2012
Generating Balanced Classifier-Independent Training Samples from Unlabeled Data
Youngja Park, Zijie Qi, Suresh N Chari, Ian M Molloy
Proceedings of Pacific Asia Knowledge Discovery and Data Mining (PAKDD) (Best Paper Runners-Up Award), 2012
Youngja Park, Zijie Qi, Suresh N Chari, Ian M Molloy
Proceedings of Pacific Asia Knowledge Discovery and Data Mining (PAKDD) (Best Paper Runners-Up Award), 2012
2011
An Experimental Study on the Measurement of Data Sensitivities
Youngja Park, Stephen C Gates, Wifried Teiken, Pau-Chen Cheng
Proceedings of Workshop on Building Analysis Datasets and Gathering Experience Returns for Security (BADGERS), pp. 68--75, 2011
Youngja Park, Stephen C Gates, Wifried Teiken, Pau-Chen Cheng
Proceedings of Workshop on Building Analysis Datasets and Gathering Experience Returns for Security (BADGERS), pp. 68--75, 2011
Automatic Call Quality Monitoring Using Cost-Sensitive Classification
Youngja Park
Proceedings of Interspeech, 2011
Youngja Park
Proceedings of Interspeech, 2011
System for automatic estimation of data sensitivity with applications to access control and other applications
Youngja Park, Stephen C Gates, Wifried Teiken, Suresh N Chari
Proceedings of The ACM Symposium on Access Control Models and Technologies (SACMAT), 2011
Youngja Park, Stephen C Gates, Wifried Teiken, Suresh N Chari
Proceedings of The ACM Symposium on Access Control Models and Technologies (SACMAT), 2011
2010
A Text Mining Approach to Confidential Document Detection for Data Loss Prevention
Youngja Park
IBM Research Technical Report RC25055, 2010
Youngja Park
IBM Research Technical Report RC25055, 2010
2009
Low-Cost Call Type Classification for Contact Center Calls Using Partial Transcripts
Youngja Park, Wilfried Teiken, Stephen C Gates
Proceedings of Interspeech, 2009
Youngja Park, Wilfried Teiken, Stephen C Gates
Proceedings of Interspeech, 2009
Towards Real-Time Measurement of Customer Satisfaction Using Automatically Generated Call Transcripts
Youngja Park, Stephen C Gates
Proceedings of the 18th ACM Conference on Information and Knowledge Management (CIKM), pp. 1387--1396, 2009
Youngja Park, Stephen C Gates
Proceedings of the 18th ACM Conference on Information and Knowledge Management (CIKM), pp. 1387--1396, 2009
2008
Automatically Constructing Blue Pages For Characters In Instructional Videos
Ying Li, Youngja Park
Proceedings of IEEE International Conference on Multimedia and Expo (ICME), pp. 1409--1412, 2008
Ying Li, Youngja Park
Proceedings of IEEE International Conference on Multimedia and Expo (ICME), pp. 1409--1412, 2008
An Empirical Analysis of Word Error Rate and Keyword Error Rates
Youngja Park, Siddharth Patwardhan, Karthik Visweswariah, Stephen C Gates
Proceedings of Interspeech, 2008
Youngja Park, Siddharth Patwardhan, Karthik Visweswariah, Stephen C Gates
Proceedings of Interspeech, 2008
Semi-automated logging of contact center telephone calls
Roy J. Byrd, Mary S. Neff, Wilfried Teiken, Youngja Park, Keh-Shin F Cheng, Stephen C Gates, Karthik Visweswariah
Proceedings of the 17th ACM Conference on Information and Knowledge Management (CIKM), pp. 133--142, 2008
Roy J. Byrd, Mary S. Neff, Wilfried Teiken, Youngja Park, Keh-Shin F Cheng, Stephen C Gates, Karthik Visweswariah
Proceedings of the 17th ACM Conference on Information and Knowledge Management (CIKM), pp. 133--142, 2008
2007
Semantic Analysis for Topical Segmentation of Videos
Youngja Park, Ying Li
Proceedings of IEEE International Conference on Semantic Computing, pp. 161--168, 2007
Youngja Park, Ying Li
Proceedings of IEEE International Conference on Semantic Computing, pp. 161--168, 2007
Automatic call section segmentation for contact-center calls
Youngja Park
Proceedings of the 16th ACM Conference on Information and Knowledge Management (CIKM), pp. 117--126, 2007
Youngja Park
Proceedings of the 16th ACM Conference on Information and Knowledge Management (CIKM), pp. 117--126, 2007
2006
Extracting Salient Keywords from Instructional Videos Using Joint Text, Audio and Visual Cues
Youngja Park, Ying Li
Proceedings of Conference of the North American Chapter of the Association for Computational Linguistics ÿ Human Language Technologies (NAACL-HLT) (Short Paper), pp. 109--112, 2006
Youngja Park, Ying Li
Proceedings of Conference of the North American Chapter of the Association for Computational Linguistics ÿ Human Language Technologies (NAACL-HLT) (Short Paper), pp. 109--112, 2006
MAGICAL demonstration: system for automated metadata generation for instructional content
Chitra Dorai, Robert Farrell, Amy Katriel, Galina Kofman, Ying Li, Youngja Park
Proceedings of ACM Multimedia Conference (Demo session), pp. 492, ACM, 2006
Chitra Dorai, Robert Farrell, Amy Katriel, Galina Kofman, Ying Li, Youngja Park
Proceedings of ACM Multimedia Conference (Demo session), pp. 492, ACM, 2006
Atomic Topical Segments Detection for Instructional Videos
Ying Li, Youngja Park, Chitra Dorai
Proceedings of ACM Multimedia Conference, pp. 56, 2006
Ying Li, Youngja Park, Chitra Dorai
Proceedings of ACM Multimedia Conference, pp. 56, 2006
2004
Glossary Extraction and Utilization for IBM Technical Support Information Search and Delivery System
Lev Kozakov, Youngja Park, T Fin, Y Drissi, Y Doganata, T Cofino
IBM Systems Journal 43(3), 2004
Lev Kozakov, Youngja Park, T Fin, Y Drissi, Y Doganata, T Cofino
IBM Systems Journal 43(3), 2004
GlossOnt: A concept-focused ontology building tool
Youngja Park
Proceedings of Knowledge Representation and Reasoning (KR04), pp. 498--506, 2004
Youngja Park
Proceedings of Knowledge Representation and Reasoning (KR04), pp. 498--506, 2004
2003
Towards Ontologies On Demand
Youngja Park, Roy J Byrd, Branimir K Boguraev
Proceedings of Semantic Web Workshop on Semantic Web Technologies for Scientific Search and Information Retrieve, 2003
Youngja Park, Roy J Byrd, Branimir K Boguraev
Proceedings of Semantic Web Workshop on Semantic Web Technologies for Scientific Search and Information Retrieve, 2003
2002
Identification of Probable Real Words: An Entropy-based Approach
Youngja Park
Proceedings of ACL Workshop on Unsupervised Lexical Acquisition, pp. 1--8, 2002
Youngja Park
Proceedings of ACL Workshop on Unsupervised Lexical Acquisition, pp. 1--8, 2002
Automatic Glossary Extraction: Beyond Terminology Identification
Youngja Park, Roy J Byrd, Branimir K Boguraev
Proceedings of the 19th International Conference on Computational Linguistics (COLING), pp. 772--778, 2002
Youngja Park, Roy J Byrd, Branimir K Boguraev
Proceedings of the 19th International Conference on Computational Linguistics (COLING), pp. 772--778, 2002
2001
Hybrid Text Mining for Matching Abbreviations and their Definitions
Youngja Park, Roy J Byrd
Proceedings of Empirical Methods in Natural Language Processing (EMNLP), pp. 126--133, 2001
Youngja Park, Roy J Byrd
Proceedings of Empirical Methods in Natural Language Processing (EMNLP), pp. 126--133, 2001
1998
A Genetic Algorithm for Clustering
Youngja Park, ManSuk Song
Proceedings of Genetic Programming Conference (GP), 1998
Youngja Park, ManSuk Song
Proceedings of Genetic Programming Conference (GP), 1998
1997
Automatic Classification of Word Senses Using a Genetic Algorithm
Youngja Park, Seok-Kyung Chung, ManSuk Songg
Proceedings of 17th International Conference on Computer Processing of Oriental Language (ICCPOL), 1997
Youngja Park, Seok-Kyung Chung, ManSuk Songg
Proceedings of 17th International Conference on Computer Processing of Oriental Language (ICCPOL), 1997
Genetic Programming Approach to Sense Clustering in Natural Language Processing
Youngja Park, ManSukSong
Proceedings of Genetic Programming Conference (GP), 1997
Youngja Park, ManSukSong
Proceedings of Genetic Programming Conference (GP), 1997
Estimating Similarity of Word Senses by a Fuzzy Relation on a Large Dictionary
Youngja Park, ManSukSong
Proceedings of Recent Advances in NLP (RANLP), 1997
Youngja Park, ManSukSong
Proceedings of Recent Advances in NLP (RANLP), 1997