Search Results - "Melvin, W.L."
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1
An approach to knowledge-aided covariance estimation
Published in IEEE transactions on aerospace and electronic systems (01-07-2006)“…This paper introduces a parametric covariance estimation scheme for use with space-time adaptive processing (STAP) methods operating in heterogeneous clutter…”
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Journal Article -
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Knowledge-aided signal processing: a new paradigm for radar and other advanced sensors
Published in IEEE transactions on aerospace and electronic systems (01-07-2006)“…Recently, significant progress has been made in the development of physics-based, knowledge-aided (KA) signal processing strategies supported by improvements…”
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Journal Article -
3
Adaptive cancellation method for geometry-induced nonstationary bistatic clutter environments
Published in IEEE transactions on aerospace and electronic systems (01-04-2007)“…This paper describes and characterizes a new bistatic space-time adaptive processing (STAP) clutter mitigation method. The approach involves estimating and…”
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Journal Article -
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Space-time adaptive radar performance in heterogeneous clutter
Published in IEEE transactions on aerospace and electronic systems (01-04-2000)“…Traditional analysis of space-time adaptive radar generally assumes the ideal condition of statistically independent and identically distributed (IID)…”
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Journal Article -
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Space-time adaptive processing and adaptive arrays: special collection of papers
Published in IEEE transactions on aerospace and electronic systems (01-04-2000)“…Space-time adaptive processing (STAP) and related adaptive array techniques hold tremendous potential for improving sensor performance by exploiting signal…”
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Journal Article -
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Clutter-limited detection performance of multi-channel conformal arrays
Published in Signal processing (01-09-2004)“…Conformal arrays possess certain desirable characteristics for deployment on unmanned aerial vehicles and other payload-limited platforms: aerodynamic design,…”
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Journal Article -
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Adaptive distributed radar
Published in 2009 International Radar Conference "Surveillance for a Safer World" (RADAR 2009) (01-10-2009)“…In this paper, we develop and evaluate an adaptive distributed radar architecture. We consider the case where the sensor separation leads to uncorrelated…”
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Conference Proceeding
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Knowledge-Aided, Physics-Based Signal Processing For Next-Generation Radar
Published in 2007 Conference Record of the Forty-First Asilomar Conference on Signals, Systems and Computers (01-11-2007)“…In this paper we describe knowledge-aided signal processing to improve the performance of radar systems operating in complex clutter environments. The paper…”
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Conference Proceeding -
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A STAP overview
Published in IEEE aerospace and electronic systems magazine (01-01-2004)“…This tutorial provides a brief overview of space-time adaptive processing (STAP) for radar applications. We discuss space-time signal diversity and various…”
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Magazine Article -
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Doubly adaptive bistatic clutter filtering
Published in Proceedings of the 2003 IEEE Radar Conference (Cat. No. 03CH37474) (2003)“…Bistatic aerospace radar systems offer certain operational advantages over their monostatic counterparts. However, bistatic radar must contend with spectrally…”
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Conference Proceeding -
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Adaptive detection in dense target environments
Published in 2001 - Radar's odyssey into space, Atlanta, GA; UNITED STATES; 1-3 May 2001 (01-01-2001)“…We consider the impact of target signals corrupting the covariance estimate when implementing STAP in ground moving target indication (GMTI) scenarios. Herein,…”
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Conference Proceeding -
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Adaptive clutter cancellation in bistatic radar
Published in Conference Record of the Thirty-Fourth Asilomar Conference on Signals, Systems and Computers (Cat. No.00CH37154) (2000)“…The detection performance of airborne bistatic radar depends on suitable clutter mitigation techniques. Space-time adaptive processing (STAP) is a candidate…”
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Conference Proceeding -
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Bistatic STAP: application to airborne radar
Published in Proceedings of the 2002 IEEE Radar Conference (IEEE Cat. No.02CH37322) (2002)“…We investigate bistatic STAP performance. We show that typical bistatic clutter environments appear nonstationary. Nonstationary behavior exacerbates STAP…”
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Conference Proceeding -
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Comparison of bistatic clutter mitigation algorithms for varying geometries
Published in IEEE International Radar Conference, 2005 (2005)“…Airborne bistatic radar systems require effective techniques to mitigate the impact of ground clutter returns on detection performance. Bistatic clutter…”
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Conference Proceeding -
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Analyzing space-time adaptive processors using measured data
Published in Conference Record of the Thirty-First Asilomar Conference on Signals, Systems and Computers (Cat. No.97CB36136) (1997)“…We use monostatic data obtained from the Multichannel Airborne Radar Measurements (MCARM) program to conduct a comparative analysis of various space-time…”
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Conference Proceeding -
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GMTI STAP in target-rich environments: site-specific analysis
Published in Proceedings of the 2002 IEEE Radar Conference (IEEE Cat. No.02CH37322) (2002)“…We address the problem of training data corruption in space-time adaptive processing (STAP) for ground moving target indication (GMTI) radar scenarios…”
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Conference Proceeding -
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Performance evaluation of two polarimetric STAP architectures
Published in Proceedings of the 2003 IEEE Radar Conference (Cat. No. 03CH37474) (2003)“…Space-time adaptive processing (STAP) is a powerful technique for detecting slowly moving targets in strong clutter. However, STAP performance is limited when…”
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Conference Proceeding -
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Adaptive processing in a nonstationary spaceborne environment
Published in 2003 IEEE Aerospace Conference Proceedings (Cat. No.03TH8652) (2003)Get full text
Conference Proceeding -
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Eigenbased modeling of nonhomogeneous airborne radar environments
Published in Proceedings of the 1998 IEEE Radar Conference, RADARCON'98. Challenges in Radar Systems and Solutions (Cat. No.98CH36197) (1998)“…Space-time adaptive processing generally requires estimating a covariance matrix to compute the adaptive weights. Intrinsic to this process is an assumption…”
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Conference Proceeding -
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Configuring a sparse aperture antenna for spaceborne MTI radar
Published in Proceedings of the 2003 IEEE Radar Conference (Cat. No. 03CH37474) (2003)“…Sparse arrays provide potential for improving the minimum detectable velocity (over 3 m/s improvement for sidelooking radar) of spaceborne moving target…”
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Conference Proceeding