Apostol Natsev - researchr alias

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Viewing Publication 1 - 81 from 81

2019

Large-Scale Training Framework for Video AnnotationSeong Jae Hwang, Joonseok Lee, Balakrishnan Varadarajan, Ariel Gordon, Zheng Xu, Apostol Natsev. kdd 2019: 2394-2402 [doi]

2018

Collaborative Deep Metric Learning for Video UnderstandingJoonseok Lee, Sami Abu-El-Haija, Balakrishnan Varadarajan, Apostol Natsev. kdd 2018: 481-490 [doi]

The 2nd YouTube-8M Large-Scale Video Understanding ChallengeJoonseok Lee, Apostol Natsev, Walter Reade, Rahul Sukthankar, George Toderici. eccv 2019: 193-205 [doi]

2013

Tracking Large-Scale Video Remix in Real-World EventsLexing Xie, Apostol Natsev, Xuming He, John R. Kender, Matthew L. Hill, John R. Smith. tmm, 15(6):1244-1254, 2013. [doi]

2012

Scene Aligned Pooling for Complex Video RecognitionLiangliang Cao, Yadong Mu, Apostol Natsev, Shih-Fu Chang, Gang Hua, John R. Smith. eccv 2012: 688-701 [doi]

Video Event Detection Using Temporal Pyramids of Visual Semantics with Kernel Optimization and Model Subspace BoostingNoel C. F. Codella, Apostol Natsev, Gang Hua, Matthew L. Hill, Liangliang Cao, Leiguang Gong, John R. Smith. icmcs 2012: 747-752 [doi]

Social media use by government: From the routine to the criticalAndrea L. Kavanaugh, Edward A. Fox, Steven D. Sheetz, Seungwon Yang, Lin Tzy Li, Donald J. Shoemaker, Apostol Natsev, Lexing Xie. giq, 29(4):480-491, 2012. [doi]

Semantic Model Vectors for Complex Video Event RecognitionMichele Merler, Bert Huang, Lexing Xie, Gang Hua, Apostol Natsev. tmm, 14(1):88-101, 2012. [doi]

Multimedia Semantics: Interactions Between Content and CommunityHari Sundaram, Lexing Xie, Munmun De Choudhury, Yu-Ru Lin, Apostol Natsev. pieee, 100(9):2737-2758, 2012. [doi]

2011

IBM Research and Columbia University TRECVID-2011 Multimedia Event Detection (MED) SystemLiangliang Cao, Shih-Fu Chang, Noel Codella, Courtenay V. Cotton, Dan Ellis, Leiguang Gong, Matthew L. Hill, Gang Hua 0001, John R. Kender, Michele Merler, Yadong Mu, Apostol Natsev, John R. Smith. trecvid 2011: [doi]

Towards large scale land-cover recognition of satellite imagesNoel C. F. Codella, Gang Hua, Apostol Natsev, John R. Smith. IEEEicics 2011: 1-5 [doi]

Image modality classification: a late fusion method based on confidence indicator and closeness matrixXingzhi Sun, Leiguang Gong, Apostol Natsev, Xiaofei Teng, Li Tian, Tao Wang, Yue Pan. mir 2011: 55 [doi]

Tracking Visual Memes in Rich-Media Social CommunitiesLexing Xie, Apostol Natsev, John R. Kender, Matthew L. Hill, John R. Smith. icwsm 2011: [doi]

Visual memes in social media: tracking real-world news in YouTube videosLexing Xie, Apostol Natsev, John R. Kender, Matthew L. Hill, John R. Smith. mm 2011: 53-62 [doi]

2010

IBM Research TRECVID-2010 Video Copy Detection and Multimedia Event Detection SystemMatthew L. Hill, Gang Hua, Apostol Natsev, John R. Smith, Lexing Xie, Bert Huang, Michele Merler, Hua Ouyang, Mingyuan Zhou. trecvid 2010: [doi]

Video genetics: a case study from YouTubeJohn R. Kender, Matthew L. Hill, Apostol Natsev, John R. Smith, Lexing Xie. mm 2010: 1253-1258 [doi]

Multimedia semantics: opportunities and challengesApostol Natsev. mir 2010: 9-10 [doi]

Design and evaluation of an effective and efficient video copy detection systemApostol Natsev, Matthew L. Hill, John R. Smith. icmcs 2010: 1353-1358 [doi]

The accuracy and value of machine-generated image tags: design and user evaluation of an end-to-end image tagging systemLexing Xie, Apostol Natsev, Matthew L. Hill, John R. Smith, Alex Phillips. civr 2010: 58-65 [doi]

Probabilistic visual concept treesLexing Xie, Rong Yan, Jelena Tesic, Apostol Natsev, John R. Smith. mm 2010: 867-870 [doi]

2009

IBM Research TRECVID-2009 Video Retrieval SystemApostol Natsev, Matthew L. Hill, John R. Smith, Lexing Xie, Rong Yan, Shenghua Bao, Dong Wang, Michele Merler, Yi Zhang. trecvid 2009: [doi]

Evaluating application mapping scenarios on the Cell/B.EAna Lucia Varbanescu, Henk J. Sips, Kenneth A. Ross, Qiang Liu, Apostol Natsev, John R. Smith, Lurng-Kuo Liu. concurrency, 21(1):85-100, 2009. [doi]

Formal Models and Hybrid Approaches for Efficient Manual Image Annotation and RetrievalRong Yan, Apostol Natsev, Murray Campbell. In Dacheng Tao, Dong Xu 0002, Xuelong Li, editors, Semantic Mining Technologies for Multimedia Databases. pages 272-297, IGI Global, 2009. [doi]

Large-scale multimedia semantic concept modeling using robust subspace bagging and MapReduceRong Yan, Marc-Olivier Fleury, Michele Merler, Apostol Natsev, John R. Smith. mm 2009: 35-42 [doi]

Hybrid Tagging and Browsing Approaches for Efficient Manual Image AnnotationRong Yan, Apostol Natsev, Murray Campbell. ieeemm, 16(2):26-41, 2009. [doi]

2008

Web-based information content and its application to concept-based video retrievalAlexander Haubold, Apostol Natsev. civr 2008: 437-446 [doi]

Query-Adaptive Fusion for Multimodal SearchLyndon S. Kennedy, Shih-Fu Chang, Apostol Natsev. pieee, 96(4):567-588, 2008. [doi]

IBM multimedia analysis and retrieval systemApostol Natsev, John R. Smith, Jelena Tesic, Lexing Xie, Rong Yan. civr 2008: 553-554 [doi]

IBM Research TRECVID-2008 Video Retrieval SystemApostol Natsev, John R. Smith, Jelena Tesic, Lexing Xie, Rong Yan, Wei Jiang, Michele Merler. trecvid 2008: [doi]

A learning-based hybrid tagging and browsing approach for efficient manual image annotationRong Yan, Apostol Natsev, Murray Campbell. cvpr 2008: [doi]

Multi-query interactive image and video retrieval -: theory and practiceRong Yan, Apostol Natsev, Murray Campbell. civr 2008: 475-484 [doi]

2007

IBM Research TRECVID-2007 Video Retrieval SystemMurray Campbell, Alexander Haubold, Ming Liu, Apostol Natsev, John R. Smith, Jelena Tesic, Lexing Xie, Rong Yan, Jun Yang 0003. trecvid 2007: [doi]

Semantics reinforcement and fusion learning for multimedia streamsDhiraj Joshi, Milind R. Naphade, Apostol Natsev. civr 2007: 309-316 [doi]

A Greedy Performance Driven Algorithm for Decision Fusion LearningDhiraj Joshi, Milind R. Naphade, Apostol Natsev. icip 2007: 25-28 [doi]

Digital Media Indexing on the Cell ProcessorLurng-Kuo Liu, Qiang Liu, Apostol Natsev, Kenneth A. Ross, John R. Smith, Ana Lucia Varbanescu. icmcs 2007: 1866-1869 [doi]

IBM multimedia search and retrieval systemApostol Natsev, Jelena Tesic, Lexing Xie, Rong Yan, John R. Smith. civr 2007: 645 [doi]

Semantic concept-based query expansion and re-ranking for multimedia retrievalApostol Natsev, Alexander Haubold, Jelena Tesic, Lexing Xie, Rong Yan. mm 2007: 991-1000 [doi]

Data Modeling Strategies for Imbalanced Learning in Visual SearchJelena Tesic, Apostol Natsev, Lexing Xie, John R. Smith. icmcs 2007: 1990-1993 [doi]

Cluster-based data modeling for semantic video searchJelena Tesic, Apostol Natsev, John R. Smith. civr 2007: 595-602 [doi]

IBM multimodal interactive video threadingJelena Tesic, Apostol Natsev, Joachim Seidl, John R. Smith. civr 2007: 124-126 [doi]

An Effective Strategy for Porting C++ Applications on CellAna Lucia Varbanescu, Henk J. Sips, Kenneth A. Ross, Qiang Liu, Lurng-Kuo Liu, Apostol Natsev, John R. Smith. icpp 2007: 59 [doi]

Dynamic Multimodal Fusion in Video SearchLexing Xie, Apostol Natsev, Jelena Tesic. icmcs 2007: 1499-1502 [doi]

An efficient manual image annotation approach based on tagging and browsingRong Yan, Apostol Natsev, Murray Campbell. mm 2007: 13-20 [doi]

2006

2005

IBM Research TRECVID-2005 Video Retrieval SystemArnon 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. trecvid 2005: [doi]

Automatic discovery of query-class-dependent models for multimodal searchLyndon S. Kennedy, Apostol Natsev, Shih-Fu Chang. mm 2005: 882-891 [doi]

Learning the semantics of multimedia queries and concepts from a small number of examplesApostol Natsev, Milind R. Naphade, Jelena Tesic. mm 2005: 598-607 [doi]

Multimedia Research Challenges for IndustryJohn R. Smith, Milind R. Naphade, Apostol Natsev, Jelena Tesic. civr 2005: 28-37 [doi]

A web-based system for collaborative annotation of large image and video collections: an evaluation and user studyTimo Volkmer, John R. Smith, Apostol Natsev. mm 2005: 892-901 [doi]

2004

Multimodal video search techniques: late fusion of speech-based retrieval and visual content-based retrievalArnon Amir, Giridharan Iyengar, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, Chalapathy Neti, Harriet J. Nock, John R. Smith, Belle L. Tseng. icassp 2004: 1048-1051 [doi]

Content transcoding middleware for pervasive geospatial intelligence accessChing-Yung Lin, Apostol Natsev, Belle L. Tseng, Matthew Hill, John R. Smith, Chung-Sheng Li. icmcs 2004: 2139-2142

Multi-granular detection of regional semantic conceptsMilind R. Naphade, Apostol Natsev, Ching-Yung Lin, John R. Smith. icmcs 2004: 109-112

Over-complete representation and fusion for semantic concept detectionApostol Natsev, Milind R. Naphade, John R. Smith. icip 2004: 2375-2378 [doi]

Semantic representation: search and mining of multimedia contentApostol Natsev, Milind R. Naphade, John R. Smith. kdd 2004: 641-646 [doi]

WALRUS: A Similarity Retrieval Algorithm for Image DatabasesApostol Natsev, Rajeev Rastogi, Kyuseok Shim. tkde, 16(3):301-316, 2004. [doi]

Validity-weighted model vector-based retrieval of videoJohn R. Smith, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, Belle L. Tseng. spieSR 2004: 271-279 [doi]

2003

IBM Research TRECVID-2003 Video Retrieval SystemArnon 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 0005, Donqing Zhang. trecvid 2003: [doi]

User-trainable video annotation using multimodal cuesChing-Yung Lin, Milind R. Naphade, Apostol Natsev, Chalapathy Neti, John R. Smith, Belle L. Tseng, Harriet J. Nock, W. Adams. sigir 2003: 403-404 [doi]

VideoAL: a novel end-to-end MPEG-7 video automatic labeling systemChing-Yung Lin, Belle L. Tseng, Milind R. Naphade, Apostol Natsev, John R. Smith. icip 2003: 53-56

MPEG-7 video automatic labeling systemChing-Yung Lin, Belle L. Tseng, Milind R. Naphade, Apostol Natsev, John R. Smith. mm 2003: 98-99 [doi]

Exploring semantic dependencies for scalable concept detectionMilind R. Naphade, Apostol Natsev, John R. Smith. icip 2003: 625-628

A framework for moderate vocabulary semantic visual concept detectionMilind R. Naphade, Ching-Yung Lin, Apostol Natsev, Belle L. Tseng, John R. Smith. icmcs 2004: 437-440 [doi]

New anchor selection methods for image retrievalApostol Natsev, John R. Smith. spieSR 2003: 474-481 [doi]

Active selection for multi-example querying by contentApostol Natsev, John R. Smith. icmcs 2004: 445-448 [doi]

Multimedia semantic indexing using model vectorsJohn R. Smith, Milind R. Naphade, Apostol Natsev. icmcs 2004: 445-448 [doi]

Interactive search fusion methods for video database retrievalJohn R. Smith, Alejandro Jaimes, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, Belle L. Tseng. icip 2003: 741-744

Normalized classifier fusion for semantic visual concept detectionBelle L. Tseng, Ching-Yung Lin, Milind R. Naphade, Apostol Natsev, John R. Smith. icip 2003: 535-538

2002

2001

1999

Text compression via alphabet re-representationPhilip M. Long, Apostol Natsev, Jeffrey Scott Vitter. NN, 12(4-5):755-765, 1999. [doi]

WALRUS: A Similarity Retrieval Algorithm for Image DatabasesApostol Natsev, Rajeev Rastogi, Kyuseok Shim. SIGMOD 1999: 395-406 [doi]

1997

Text Compression Via Alphabet Re-RepresentationPhilip M. Long, Apostol Natsev, Jeffrey Scott Vitter. dcc 1997: 161-170

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