Apostol Natsev

According to our database, Apostol Natsev authored at least 86 papers between 1999 and 2020.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2020

Large Scale Video Representation Learning via Relational Graph Clustering.

Hyodong Lee, Joonseok Lee, Joe Yue-Hei Ng, Paul Natsev

Proceedings of the 2020 IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2020

2019

EnsembleNet: End-to-End Optimization of Multi-headed Models.

Hanhan Li, Joe Yue-Hei Ng, Paul Natsev

CoRR, 2019

Large-Scale Training Framework for Video Annotation.

Seong Jae Hwang, Joonseok Lee, Balakrishnan Varadarajan, Ariel Gordon, Zheng Xu, Apostol Natsev

Proceedings of the 25th ACM SIGKDD International Conference on Knowledge Discovery & Data Mining, 2019

2018

Collaborative Deep Metric Learning for Video Understanding.

Joonseok Lee, Sami Abu-El-Haija, Balakrishnan Varadarajan, Apostol Natsev

Proceedings of the 24th ACM SIGKDD International Conference on Knowledge Discovery & Data Mining, 2018

The 2nd YouTube-8M Large-Scale Video Understanding Challenge.

Joonseok Lee, Apostol Natsev, Walter Reade, Rahul Sukthankar, George Toderici

Proceedings of the Computer Vision - ECCV 2018 Workshops, 2018

2017

The Kinetics Human Action Video Dataset.

Will Kay, João Carreira, Karen Simonyan, Brian Zhang, Chloe Hillier, Sudheendra Vijayanarasimhan, Fabio Viola, Tim Green, Trevor Back, Paul Natsev, Mustafa Suleyman, Andrew Zisserman

CoRR, 2017

2016

YouTube-8M: A Large-Scale Video Classification Benchmark.

Sami Abu-El-Haija, Nisarg Kothari, Joonseok Lee, Paul Natsev, George Toderici, Balakrishnan Varadarajan, Sudheendra Vijayanarasimhan

CoRR, 2016

2015

Efficient Large Scale Video Classification.

Balakrishnan Varadarajan, George Toderici, Sudheendra Vijayanarasimhan, Apostol Natsev

CoRR, 2015

2013

Tracking Large-Scale Video Remix in Real-World Events.

Lexing Xie, Apostol Natsev, Xuming He, John R. Kender, Matthew L. Hill, John R. Smith

IEEE Trans. Multim., 2013

2012

Semantic Model Vectors for Complex Video Event Recognition.

Michele Merler, Bert Huang, Lexing Xie, Gang Hua, Apostol Natsev

IEEE Trans. Multim., 2012

Multimedia Semantics: Interactions Between Content and Community.

Hari Sundaram, Lexing Xie, Munmun De Choudhury, Yu-Ru Lin, Apostol Natsev

Proc. IEEE, 2012

Social media use by government: From the routine to the critical.

Andrea L. Kavanaugh, Edward A. Fox, Steven D. Sheetz, Seungwon Yang, Lin Tzy Li, Donald J. Shoemaker, Apostol Natsev, Lexing Xie

Gov. Inf. Q., 2012

Video Event Detection Using Temporal Pyramids of Visual Semantics with Kernel Optimization and Model Subspace Boosting.

Noel C. F. Codella, Apostol Natsev, Gang Hua, Matthew L. Hill, Liangliang Cao, Leiguang Gong, John R. Smith

Proceedings of the 2012 IEEE International Conference on Multimedia and Expo, 2012

Scene Aligned Pooling for Complex Video Recognition.

Liangliang Cao, Yadong Mu, Apostol Natsev, Shih-Fu Chang, Gang Hua, John R. Smith

Proceedings of the Computer Vision - ECCV 2012, 2012

2011

IBM Research and Columbia University TRECVID-2011 Multimedia Event Detection (MED) System.

Liangliang Cao, Shih-Fu Chang, Noel Codella, Courtenay V. Cotton, Dan Ellis, Leiguang Gong, Matthew L. Hill, Gang Hua, John R. Kender, Michele Merler, Yadong Mu, Apostol Natsev, John R. Smith

Proceedings of the 2011 TREC Video Retrieval Evaluation, 2011

Visual memes in social media: tracking real-world news in YouTube videos.

Lexing Xie, Apostol Natsev, John R. Kender, Matthew L. Hill, John R. Smith

Proceedings of the 19th International Conference on Multimedia 2011, Scottsdale, AZ, USA, November 28, 2011

Image modality classification: a late fusion method based on confidence indicator and closeness matrix.

Xingzhi Sun, Leiguang Gong, Apostol Natsev, Xiaofei Teng, Li Tian, Tao Wang, Yue Pan

Proceedings of the 1st International Conference on Multimedia Retrieval, 2011

Tracking Visual Memes in Rich-Media Social Communities.

Lexing Xie, Apostol Natsev, John R. Kender, Matthew L. Hill, John R. Smith

Proceedings of the Fifth International Conference on Weblogs and Social Media, 2011

Social media use by government: from the routine to the critical.

Andrea L. Kavanaugh, Edward A. Fox, Steven D. Sheetz, Seungwon Yang, Lin Tzy Li, Travis Whalen, Donald J. Shoemaker, Paul Natsev, Lexing Xie

Proceedings of the 12th Annual International Conference on Digital Government Research, 2011

Towards large scale land-cover recognition of satellite images.

Noel C. F. Codella, Gang Hua, Apostol Natsev, John R. Smith

Proceedings of the 8th International Conference on Information, 2011

2010

IBM Research TRECVID-2010 Video Copy Detection and Multimedia Event Detection System.

Matthew L. Hill, Gang Hua, Apostol Natsev, John R. Smith, Lexing Xie, Bert Huang, Michele Merler, Hua Ouyang, Mingyuan Zhou

Proceedings of the TRECVID 2010 workshop participants notebook papers, 2010

Probabilistic visual concept trees.

Lexing Xie, Rong Yan, Jelena Tesic, Apostol Natsev, John R. Smith

Proceedings of the 18th International Conference on Multimedia 2010, 2010

Video genetics: a case study from YouTube.

John R. Kender, Matthew L. Hill, Apostol Natsev, John R. Smith, Lexing Xie

Proceedings of the 18th International Conference on Multimedia 2010, 2010

Multimedia semantics: opportunities and challenges.

Apostol Natsev

Proceedings of the 11th ACM SIGMM International Conference on Multimedia Information Retrieval, 2010

Design and evaluation of an effective and efficient video copy detection system.

Apostol Natsev, Matthew L. Hill, John R. Smith

Proceedings of the 2010 IEEE International Conference on Multimedia and Expo, 2010

The accuracy and value of machine-generated image tags: design and user evaluation of an end-to-end image tagging system.

Lexing Xie, Apostol Natsev, Matthew L. Hill, John R. Smith, Alex Phillips

Proceedings of the 9th ACM International Conference on Image and Video Retrieval, 2010

2009

Hybrid Tagging and Browsing Approaches for Efficient Manual Image Annotation.

Rong Yan, Apostol Natsev, Murray Campbell

IEEE Multim., 2009

Evaluating application mapping scenarios on the Cell/B.E.

Ana Lucia Varbanescu, Henk J. Sips, Kenneth A. Ross, Qiang Liu, Apostol Natsev, John R. Smith, Lurng-Kuo Liu

Concurr. Comput. Pract. Exp., 2009

IBM Research TRECVID-2009 Video Retrieval System.

Apostol Natsev, Matthew L. Hill, John R. Smith, Lexing Xie, Rong Yan, Shenghua Bao, Dong Wang, Michele Merler, Yi Zhang

Proceedings of the TRECVID 2009 workshop participants notebook papers, 2009

Large-scale multimedia semantic concept modeling using robust subspace bagging and MapReduce.

Rong Yan, Marc-Olivier Fleury, Michele Merler, Apostol Natsev, John R. Smith

Proceedings of the First ACM workshop on Large-scale multimedia retrieval and mining, 2009

Formal Models and Hybrid Approaches for Efficient Manual Image Annotation and Retrieval.

Rong Yan, Apostol Natsev, Murray Campbell

Proceedings of the Semantic Mining Technologies for Multimedia Databases., 2009

2008

Query-Adaptive Fusion for Multimodal Search.

Lyndon S. Kennedy, Shih-Fu Chang, Apostol Natsev

Proc. IEEE, 2008

IBM Research TRECVID-2008 Video Retrieval System.

Apostol Natsev, John R. Smith, Jelena Tesic, Lexing Xie, Rong Yan, Wei Jiang, Michele Merler

Proceedings of the TRECVID 2008 workshop participants notebook papers, 2008

A learning-based hybrid tagging and browsing approach for efficient manual image annotation.

Rong Yan, Apostol Natsev, Murray Campbell

Proceedings of the 2008 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR 2008), 2008

Multi-query interactive image and video retrieval -: theory and practice.

Rong Yan, Apostol Natsev, Murray Campbell

Proceedings of the 7th ACM International Conference on Image and Video Retrieval, 2008

IBM multimedia analysis and retrieval system.

Apostol Natsev, John R. Smith, Jelena Tesic, Lexing Xie, Rong Yan

Proceedings of the 7th ACM International Conference on Image and Video Retrieval, 2008

Web-based information content and its application to concept-based video retrieval.

Alexander Haubold, Apostol Natsev

Proceedings of the 7th ACM International Conference on Image and Video Retrieval, 2008

2007

IBM Research TRECVID-2007 Video Retrieval System.

Murray Campbell, Alexander Haubold, Ming Liu, Apostol Natsev, John R. Smith, Jelena Tesic, Lexing Xie, Rong Yan, Jun Yang

Proceedings of the TRECVID 2007 workshop participants notebook papers, 2007

An efficient manual image annotation approach based on tagging and browsing.

Rong Yan, Apostol Natsev, Murray Campbell

Proceedings of the 1st ACM Workshop on The Many Faces of Multimedia Semantics, 2007

Semantic concept-based query expansion and re-ranking for multimedia retrieval.

Apostol Natsev, Alexander Haubold, Jelena Tesic, Lexing Xie, Rong Yan

Proceedings of the 15th International Conference on Multimedia 2007, 2007

An Effective Strategy for Porting C++ Applications on Cell.

Ana Lucia Varbanescu, Henk J. Sips, Kenneth A. Ross, Qiang Liu, Lurng-Kuo Liu, Apostol Natsev, John R. Smith

Proceedings of the 2007 International Conference on Parallel Processing (ICPP 2007), 2007

Dynamic Multimodal Fusion in Video Search.

Lexing Xie, Apostol Natsev, Jelena Tesic

Proceedings of the 2007 IEEE International Conference on Multimedia and Expo, 2007

Data Modeling Strategies for Imbalanced Learning in Visual Search.

Jelena Tesic, Apostol Natsev, Lexing Xie, John R. Smith

Proceedings of the 2007 IEEE International Conference on Multimedia and Expo, 2007

Digital Media Indexing on the Cell Processor.

Lurng-Kuo Liu, Qiang Liu, Apostol Natsev, Kenneth A. Ross, John R. Smith, Ana Lucia Varbanescu

Proceedings of the 2007 IEEE International Conference on Multimedia and Expo, 2007

A Greedy Performance Driven Algorithm for Decision Fusion Learning.

Dhiraj Joshi, Milind R. Naphade, Apostol Natsev

Proceedings of the International Conference on Image Processing, 2007

IBM multimodal interactive video threading.

Jelena Tesic, Apostol Natsev, Joachim Seidl, John R. Smith

Proceedings of the 6th ACM International Conference on Image and Video Retrieval, 2007

Cluster-based data modeling for semantic video search.

Jelena Tesic, Apostol Natsev, John R. Smith

Proceedings of the 6th ACM International Conference on Image and Video Retrieval, 2007

IBM multimedia search and retrieval system.

Apostol Natsev, Jelena Tesic, Lexing Xie, Rong Yan, John R. Smith

Proceedings of the 6th ACM International Conference on Image and Video Retrieval, 2007

Semantics reinforcement and fusion learning for multimedia streams.

Dhiraj Joshi, Milind R. Naphade, Apostol Natsev

Proceedings of the 6th ACM International Conference on Image and Video Retrieval, 2007

2006

IBM Research TRECVID-2006 Video Retrieval System.

Murray Campbell, Alexander Haubold, Shahram Ebadollahi, Dhiraj Joshi, Milind R. Naphade, Apostol Natsev, Joachim Seidl, John R. Smith, Katya Scheinberg, Jelena Tesic, Lexing Xie

Proceedings of the 2006 TREC Video Retrieval Evaluation, 2006

Exploring Automatic Query Refinement for Text-Based Video Retrieval.

Timo Volkmer, Apostol Natsev

Proceedings of the 2006 IEEE International Conference on Multimedia and Expo, 2006

Semantic Multimedia Retrieval using Lexical Query Expansion and Model-Based Reranking.

Alexander Haubold, Apostol Natsev, Milind R. Naphade

Proceedings of the 2006 IEEE International Conference on Multimedia and Expo, 2006

Assessing the Filtering and Browsing Utility of Automatic Semantic Concepts for Multimedia Retrieval.

Michael G. Christel, Milind R. Naphade, Apostol Natsev, Jelena Tesic

Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, 2006

Multimodal Search for Effective Video Retrieval.

Apostol Natsev

Proceedings of the Image and Video Retrieval, 5th International Conference, 2006

2005

IBM Research TRECVID-2005 Video Retrieval System.

Arnon Amir, Janne Argillander, Murray Campbell, Alexander Haubold, Giridharan Iyengar, Shahram Ebadollahi, Feng Kang, Milind R. Naphade, Apostol Natsev, John R. Smith, Jelena Tesic, Timo Volkmer

Proceedings of the 2005 TREC Video Retrieval Evaluation, 2005

A web-based system for collaborative annotation of large image and video collections: an evaluation and user study.

Timo Volkmer, John R. Smith, Apostol Natsev

Proceedings of the 13th ACM International Conference on Multimedia, 2005

Learning the semantics of multimedia queries and concepts from a small number of examples.

Apostol Natsev, Milind R. Naphade, Jelena Tesic

Proceedings of the 13th ACM International Conference on Multimedia, 2005

Automatic discovery of query-class-dependent models for multimodal search.

Lyndon S. Kennedy, Apostol Natsev, Shih-Fu Chang

Proceedings of the 13th ACM International Conference on Multimedia, 2005

Multimedia Research Challenges for Industry.

John R. Smith, Milind R. Naphade, Apostol Natsev, Jelena Tesic

Proceedings of the Image and Video Retrieval, 4th International Conference, 2005

2004

WALRUS: A Similarity Retrieval Algorithm for Image Databases.

Apostol Natsev, Rajeev Rastogi, Kyuseok Shim

IEEE Trans. Knowl. Data Eng., 2004

IBM Research TRECVID 2004 Video Retrieval System.

Arnon Amir, Janne Argillander, Marco Berg, Shih-Fu Chang, Martin Franz, Winston H. Hsu, Giridharan Iyengar, John R. Kender, Lyndon S. Kennedy, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, John R. Smith, Jelena Tesic, Gang Wu, Rong Yan, Donqing Zhang

Proceedings of the 2004 TREC Video Retrieval Evaluation, 2004

Validity-weighted model vector-based retrieval of video.

John R. Smith, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, Belle L. Tseng

Proceedings of the Storage and Retrieval Methods and Applications for Multimedia 2004, 2004

Semantic representation: search and mining of multimedia content.

Apostol Natsev, Milind R. Naphade, John R. Smith

Proceedings of the Tenth ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2004

Multi-granular detection of regional semantic concepts.

Milind R. Naphade, Apostol Natsev, Ching-Yung Lin, John R. Smith

Proceedings of the 2004 IEEE International Conference on Multimedia and Expo, 2004

Content transcoding middleware for pervasive geospatial intelligence access.

Ching-Yung Lin, Apostol Natsev, Belle L. Tseng, Matthew L. Hill, John R. Smith, Chung-Sheng Li

Proceedings of the 2004 IEEE International Conference on Multimedia and Expo, 2004

Over-complete representation and fusion for semantic concept detection.

Apostol Natsev, Milind R. Naphade, John R. Smith

Proceedings of the 2004 International Conference on Image Processing, 2004

Multimodal video search techniques: late fusion of speech-based retrieval and visual content-based retrieval.

Arnon Amir, Giridharan Iyengar, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, Chalapathy Neti, Harriet J. Nock, John R. Smith, Belle L. Tseng

Proceedings of the 2004 IEEE International Conference on Acoustics, 2004

2003

IBM Research TRECVID-2003 Video Retrieval System.

Arnon Amir, Marco Berg, Shih-Fu Chang, Winston H. Hsu, Giridharan Iyengar, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, Chalapathy Neti, Harriet J. Nock, John R. Smith, Belle L. Tseng, Yi Wu, Donqing Zhang

Proceedings of the 2003 TREC Video Retrieval Evaluation, 2003

New anchor selection methods for image retrieval.

Apostol Natsev, John R. Smith

Proceedings of the Storage and Retrieval for Media Databases 2003, 2003

User-trainable video annotation using multimodal cues.

Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, Chalapathy Neti, John R. Smith, Belle L. Tseng, Harriet J. Nock, W. H. Adams

Proceedings of the SIGIR 2003: Proceedings of the 26th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, July 28, 2003

MPEG-7 video automatic labeling system.

Ching-Yung Lin, Belle L. Tseng, Milind R. Naphade, Apostol Natsev, John R. Smith

Proceedings of the Eleventh ACM International Conference on Multimedia, 2003

Multimedia semantic indexing using model vectors.

John R. Smith, Milind R. Naphade, Apostol Natsev

Proceedings of the 2003 IEEE International Conference on Multimedia and Expo, 2003

Active selection for multi-example querying by content.

Apostol Natsev, John R. Smith

Proceedings of the 2003 IEEE International Conference on Multimedia and Expo, 2003

A framework for moderate vocabulary semantic visual concept detection.

Milind R. Naphade, Ching-Yung Lin, Apostol Natsev, Belle L. Tseng, John R. Smith

Proceedings of the 2003 IEEE International Conference on Multimedia and Expo, 2003

Normalized classifier fusion for semantic visual concept detection.

Belle L. Tseng, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, John R. Smith

Proceedings of the 2003 International Conference on Image Processing, 2003

Interactive search fusion methods for video database retrieval.

John R. Smith, Alejandro Jaimes, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, Belle L. Tseng

Proceedings of the 2003 International Conference on Image Processing, 2003

Exploring semantic dependencies for scalable concept detection.

Milind R. Naphade, Apostol Natsev, John R. Smith

Proceedings of the 2003 International Conference on Image Processing, 2003

VideoAL: a novel end-to-end MPEG-7 video automatic labeling system.

Ching-Yung Lin, Belle L. Tseng, Milind R. Naphade, Apostol Natsev, John R. Smith

Proceedings of the 2003 International Conference on Image Processing, 2003

2002

IBM Research TREC 2002 Video Retrieval System.

Bill Adams, Giridharan Iyengar, Chalapathy Neti, Harriet J. Nock, Arnon Amir, Haim H. Permuter, Savitha Srinivasan, Chitra Dorai, Alejandro Jaimes, Christian A. Lang, Ching-Yung Lin, Apostol Natsev, Milind R. Naphade, John R. Smith, Belle L. Tseng, Sugata Ghosal, Raghavendra Singh, T. V. Ashwin, DongQing Zhang

Proceedings of The Eleventh Text REtrieval Conference, 2002

Spatial and feature normalization for content-based retrieval.

John R. Smith, Paul Natsev

Proceedings of the 2002 IEEE International Conference on Multimedia and Expo, 2002

A study of image retrieval by anchoring.

Paul Natsev, John R. Smith

Proceedings of the 2002 IEEE International Conference on Multimedia and Expo, 2002

Aggregate Predicate Support in DBMS.

Apostol Natsev, Gene Y. C. Fuh, Weidong Chen, Chi-Huang Chiu, Jeffrey Scott Vitter

Proceedings of the Database Technologies 2002, 2002

2001

Supporting Incremental Join Queries on Ranked Inputs.

Apostol Natsev, Yuan-Chi Chang, John R. Smith, Chung-Sheng Li, Jeffrey Scott Vitter

Proceedings of the VLDB 2001, 2001

Constrained querying of multimedia databases: issues and approaches.

Apostol Natsev, John R. Smith, Yuan-Chi Chang, Chung-Sheng Li, Jeffrey Scott Vitter

Proceedings of the Storage and Retrieval for Media Databases 2001, 2001

CAMEL: concept annotated image libraries.

Apostol Natsev, Atul Chadha, Basuki Soetarman, Jeffrey Scott Vitter

Proceedings of the Storage and Retrieval for Media Databases 2001, 2001

1999

Text compression via alphabet re-representation.

Philip M. Long, Apostol Natsev, Jeffrey Scott Vitter

Neural Networks, 1999