Award Abstract # 0812235
RI-Small: Optimal Automated Design of Cascaded Object Detectors

NSF Org: IIS
Division of Information & Intelligent Systems
Recipient: UNIVERSITY OF CALIFORNIA, SAN DIEGO
Initial Amendment Date: August 30, 2008
Latest Amendment Date: June 2, 2009
Award Number: 0812235
Award Instrument: Standard Grant
Program Manager: Jie Yang
jyang@nsf.gov
 (703)292-4768
IIS
 Division of Information & Intelligent Systems
CSE
 Directorate for Computer and Information Science and Engineering
Start Date: September 1, 2008
End Date: August 31, 2012 (Estimated)
Total Intended Award Amount: $337,002.00
Total Awarded Amount to Date: $353,002.00
Funds Obligated to Date: FY 2008 = $337,002.00
FY 2009 = $16,000.00
History of Investigator:
  • Nuno Vasconcelos (Principal Investigator)
    nuno@ece.ucsd.edu
Recipient Sponsored Research Office: University of California-San Diego
9500 GILMAN DR
LA JOLLA
CA  US  92093-0021
(858)534-4896
Sponsor Congressional District: 50
Primary Place of Performance: University of California-San Diego
9500 GILMAN DR
LA JOLLA
CA  US  92093-0021
Primary Place of Performance
Congressional District:
50
Unique Entity Identifier (UEI): UYTTZT6G9DT1
Parent UEI:
NSF Program(s): Robust Intelligence
Primary Program Source: 01000809DB NSF RESEARCH & RELATED ACTIVIT
01000910DB NSF RESEARCH & RELATED ACTIVIT
Program Reference Code(s): 0000, 7495, 9215, 9251, HPCC, OTHR
Program Element Code(s): 749500
Award Agency Code: 4900
Fund Agency Code: 4900
Assistance Listing Number(s): 47.070

ABSTRACT

Object detection cascades are one of the most significant recent developments in computer vision. By enabling real-time object detection, they are a potentially disruptive technology, which is already making a commercial impact in industries as diverse as digital photography, automotive, surveillance, personal identification, and traffic safety, among others. However, this disruptive potential is currently stifled by the substantial complexity of training detector cascades. In practice, this complexity limits the application of the cascaded architecture to a small set of domains (most notably face detection) which have been heavily researched by the academic community and for which detectors are publicly available. This project aims to eliminate the complexity hurdle, by laying the theoretical and algorithmic foundations for the fully-automated, low-complexity, design of optimal detection cascades, which guarantee high detection-rate while minimizing false-positive rate and detection complexity. In particular, the project addresses major current roadblocks in architecture design, detector design, and training complexity, through novel contributions in cost sensitive boosting, weak learners, and optimal cascade design algorithms. All contributions will be evaluated in the context of an effort to deploy real-time animal detectors in some of the most popular wild-life attractions of San Diego. This also provides an exciting and unusual opportunity for the involvement of undergraduates in research.

More information on the project can be found at http://www.svcl.ucsd.edu

PUBLICATIONS PRODUCED AS A RESULT OF THIS RESEARCH

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(Showing: 1 - 10 of 11)
Hamed Masnadi-Shirazi and Nuno Vasconcelos "Cost-Sensitive Boosting" IEEE Trans. Pattern Analysis and Machine Intelligence , v.32 , 2010
Hamed Masnadi-Shirazi and Nuno Vasconcelos "On the Design of Loss Functions for Classification: theory, robustness to outliers, and SavageBoost" Neural Information Processing Systems , 2008
Hamed Masnadi-Shirazi and Nuno Vasconcelos "Risk minimization, probability elicitation, and cost-sensitive SVMs" International Conference on Machine Learning , 2010
Hamed Masnadi-Shirazi and Nuno Vasconcelos "Variable margin losses for classifier design" Neural Information Processing Systems , 2010
Hamed Masnadi-Shirazi, Nuno Vasconcelos and Vijay Mahadevan "On the Design of Robust Classifiers for Computer Vision" IEEE Conference on Computer Vision and Pattern Recognition , 2010
Mohammad J. Saberian and Nuno Vasconcelos "Multiclass Boosting: Theory and Algorithms" Neural Information Processing Systems , 2011
Mohammad J. Saberian, Hamed Masnadi-Shirazi and Nuno Vasconcelos "TaylorBoost: First and Second Order Boosting Algorithms with Explicit Margin Control" IEEE Conference on Computer Vision and Pattern Recognition , 2011
M. Saberian and N. Vasconcelos "Boosting Algorithms for Simultaneous Feature Extraction and Selection" IEEE Conference on Computer Vision and Pattern Recognition , 2012
M. Saberian and N. Vasconcelos "Boosting Classifier Cascades" Neural Information Processing Systems , 2010
M. Saberian and N. Vasconcelos "Learning Optimal Embedded Cascades" IEEE Transactions on Pattern Analysis and Machine Intelligence , v.34 , 2012 , p.2005
V. Mahadevan and N. Vasconcelos "Saliency Based Discriminant Tracking" In IEEE Conference on Computer Vision and Pattern Recognition , 2009
(Showing: 1 - 10 of 11)

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