1–50 von 164 Ergebnissen
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    Human engineering of multisensor and multisource tracking systems

    Svenmarck, P. | Tema Archiv | 2000
    with pilots' decision-making. This paper focuses on the factors involved in the pilots' control of multisensor and multisource systems for ...

    Optical detection of land mines at FOI

    Sjokvist, S. / Uppsall, M. / Nyberg, S. et al. | Tema Archiv | 2001
    the origin of detectable optical signatures for choosing the most favorable conditions for detection. Measurements in test beds and ...

    An adaptive localization system for outdoor/indoor navigation for autonomous robots

    Pacis, E.B. / Sights, B. / Ahuja, G. et al. | Tema Archiv | 2006
    of autonomous navigation for mobile robots has targeted either outdoor or indoor scenarios, but not both, which is not how humans operate ...

    Probabilistic neural networks for infrared imaging target discrimination

    Cayouette, P. / Labonte, G. / Morin, A. | Tema Archiv | 2003
    The next generation of infrared imaging trackers and seekers will allow for the implementation of more sophisticated and smarter tracking ...

    Efficient particle filters for joint tracking and classification

    Gordon, N.J. / Maskell, S. / Kirubarajan, T. | Tema Archiv | 2002
    designed to derive behavior characteristics or include them as part of their output. Thus, there is potential scope for both applying target type ...

    GSIM: a simulator for missile seekers

    Lindgren, M. / Engvall, A. / Kihlen, R. | Tema Archiv | 2004
    A simulator (GSIM) for missile seekers that can be used as a general tool in missile seeker performance analysis has been developed. The ...

    Nonlinear feature extraction applied to ISAR images of targets for classification

    Maskall, G.T. / Webb, A.R. | Tema Archiv | 2001
    This paper examines the use of a nonlinear dimensionality reduction scheme for feature extraction applied to ISAR images of armored targets ...

    Combining computer graphics and computer vision for probabilistic visual robot navigation

    Heigl, B. / Denzler, J. / Niemann, H. | Tema Archiv | 2000
    contributes to a method for photorealistic rendering in real time, and computer vision methods are applied to fully automatically reconstruct the ...

    Neural network for track initiation and maintenance

    Winter, M. / Schmidlin, V. / Favier, G. | Tema Archiv | 1997
    Classical methods for multiple target tracking (such as the Joint Probabilistic Data Association (JPDA) Filter or the Nearest Neighbor ...

    Toward dynamic model-based prognostics for transmission gears

    Wang, Wenyi | Tema Archiv | 2002
    This paper presents a novel methodology for the diagnosis and prognosis of crucial gear faults, such as gear tooth fatigue cracking ...

    Lane detection system for autonomous vehicle navigation

    Bhatia, A. | Tema Archiv | 2007
    This paper represents the vision processing solution used for lane detection by the Insight Racing team, for DARPA Grand Challenge 2007 ...

    Comparison tools for assessing the microgravity environment of space missions, carriers, and conditions

    DeLombard, R. / Hrovat, K. / Moskowitz, M.E. et al. | Tema Archiv | 1998
    systems. The need for comparisons between different missions, vehicles, conditions, etc. has been addressed by the two new processes described in ...

    New initial basic probability assignments for multiple classifiers

    Rheaume, F. / Jousselme, A.L. / Grenier, D. et al. | Tema Archiv | 2002
    classification methods exist but none of them can return always right results for any given kind of data. Each classifier behaves differently, having its ...

    Simulation and modeling for military air operations

    Kreichauf, R.D. / Bedros, S. / Ateskan, Y. et al. | Tema Archiv | 2001
    defense systems, AWACS) to different geographical locations in the theater of operations. The JFACC mission is to define a sequence of tasks for ...

    Development of gazing algorithms for tracking oriented recognition

    Wang, S. / Chen, G. / Sapounas, D. et al. | Tema Archiv | 1997
    This paper describes the development of a computer vision system that hosts a suite of gazing algorithms for tracking oriented recognition ...

    Linear magnetic position sensor for automotive applications

    Liu, Z. / Tian, L. / Parham, J. et al. | Tema Archiv | 1999
    In this work, a linear position sensor with a Hall effect element for automotive applications is presented. The work involves the design of ...

    A time-domain simulation for evaluating smart wing concepts for reducing gust loads

    Hall, B.D. / Preidikman, S. / Mook, D.T. et al. | Tema Archiv | 1999
    A numerical simulation for evaluating methods of predicting and controlling the response of an elastic wing in an airstream is discussed ...

    A probabilistic approach for mine burial prediction

    Barbu, C. / Valent, P. / Richardson, M. et al. | Tema Archiv | 2004

    Path planning for mine countermeasures command and control

    Piatko, C.D. / Priebe, C. / Cowen, L. et al. | Tema Archiv | 2001
    mined areas, so a decision can be made to punch through the minefield, avoid it, or wait for dedicated mine countermeasures forces to clear it ...

    Stochastic search and graph techniques for MCM path planning

    Piatko, C.D. / Diehl, C.P. / McNamee, P. et al. | Tema Archiv | 2002
    We have been developing path planning techniques to look for paths that balance the utility and risk associated with different routes ...

    Real-time identification of driveable areas in a semi-structured terrain for an autonomous ground vehicle

    Chaturvedi, P. / Sung, E. / Malcolm, A.A. et al. | Tema Archiv | 2001
    A vision system capable of extracting features from a semi-structured environment for vehicle guidance is described. It is primarily used ...

    Biometrics IRB best practices and data protection [9457-16]

    British Library Conference Proceedings | 2015
    Verlag: The Society

    Adaptive sequential algorithms for detecting targets in a heavy IR clutter

    Tartakovsky, A. / Kligys, S. / Petrov, A. | Tema Archiv | 1999
    discusses adaptive sequential detection methods which exploit 'track-before-detect' technology for detection low-SNR targets in IR search and track ...

    Estimating the backscatter spectral dependence and relative concentration for multiple aerosol materials from lidar data

    Warren, R.E. / Vanderbeek, R.G. | Tema Archiv | 2004
    section coefficients, backscatter in the case of aerosols and absorptivity for vapors, be known in advance. While this typically is a reasonable ...

    High-fidelity simulation capability for virtual testing of seismic and acoustic sensors

    Wilson, D.K. / Moran, M.L. / Ketcham, S.A. et al. | Tema Archiv | 2005
    This paper describes development and application of a high-fidelity, seismic/acoustic simulation capability for battlefield sensors. The ...

    Wavelets for ultrasonic echo identification in aircraft fuel tanks

    Sadok, M. | Tema Archiv | 2002
    to gauge fuel in commercial and military aircraft. Ultrasonics are among other techniques that were tested for such purposes. Generally, in ...

    Robust autofocus algorithm for ISAR imaging of moving targets

    Li, Jian / Wu, Renbiao / Chen, V.C. | Tema Archiv | 2000
    A robust autofocus approach, referred to as AUTOCLEAN (AUTOfocus via CLEAN), is proposed for the motion compensation in ISAR (inverse ...

    Robustness of features for automatic target discrimination in high resolution polarimetric SAR data

    Broek, A. van den / Dekker, R. / Steeghs, P. | Tema Archiv | 2003
    We have studied the robustness of features against aspect variability for the purpose of target discrimination using polarimetric 35 Ghz ...

    Fourier descriptor features for acoustic landmine detection

    Keller, J.M. / Cheng, Zhanqi / Gader, P.D. et al. | Tema Archiv | 2002
    obtainable from the sensors used for landmine detection. The Acoustic Sensing Technology (AST), which uses a Laser Doppler Vibrometer (LDV) that ...

    Area-based results for mine detection

    Gelenbe, E. / Kocak, T. | Tema Archiv | 1998
    The cost, and the closely related length of time, spent in searching for mines or unexploded ordnance are largely determined by the number ...

    Fault tolerant action selection for planetary rover control

    Huntsberger, T. | Tema Archiv | 1998
    mission to Mars in July of 1997. Sojourner stayed within a 50 meter radius of the Pathfinder Lander. Current NASA plans call for extended year ...

    Bayesian networks for satellite payload testing

    Przytula, K.W. / Hagen, F. / Yung, K. | Tema Archiv | 1999
    exists for a software tool, which would assist engineers in production and operation of satellite systems. We have designed and implemented a ...

    Feedback control for communication and traffic networks

    Ball, J.A. / Day, M.V. / Kachroo, P. et al. | Tema Archiv | 1998
    studied by the authors and solutions for these have been obtained; and (3) traffic routing. Traditionally both kinds of network systems have been ...

    An improved correlation based detector for a hand-held landmine detector

    Ho, K.C. / Gader, P.D. | Tema Archiv | 2001
    We propose in this paper an improved correlation based GPR algorithm for a hand-held landmine detector. The previously proposed correlation ...

    Principal components analysis: extension to scaling for application to images acquired at various ranges

    Cook, G. / O'Brien, G. | Tema Archiv | 1999
    This paper builds on the method of principal components analysis and its use for obtaining from a set of training image vectors a basis in ...

    Real-time 2D floating-point fast Fourier transforms for seeker simulation

    Chamberlain, R. / Lord, E. / Shand, D.J. | Tema Archiv | 2002
    operations on a single modest sized image making it impractical for realtime hardware-in-the-loop systems, until now. This paper outlines the ...

    Computational approach for three-dimensional analysis of time series space physics data

    Mukhedee, J. | Tema Archiv | 2001
    data systems, plotting packages, and user interfaces. We will discuss some of the key design criteria used for developing the new program and ...

    Suitability of scene matching for unmanned vehicle navigation

    Ding, Mingyue / Xiao, Yijun / Ai, Hao-Jun et al. | Tema Archiv | 1998
    the reference map. Due to the sensitivity of scene imaging, only some special zones of the unmanned vehicle's planned area are suitable for ...

    Demodulation schemes for vibrometers and associated effects on target classification

    Ruck, B. / Lewis, H. / Rogoyski, A. et al. | Tema Archiv | 1998
    schemes upon several critical classification cues, for example signal-to-noise ratio, frequency and bandwidth. These cues help to parameterize the ...

    Damage detection and leakage alert of fiber composite wrapped tank for high pressure hydrogen storage

    Sun, Xiao-Yan / Huston, D.R. / Qin, Quan et al. | Tema Archiv | 2008
    Car manufactures are turning to high pressure hydrogen storage for on-broad power applications. Fiber-composite-wrapped high pressure ...

    Adaptive multi-sensor integration for mine detection

    Baker, J.E. | Tema Archiv | 1997
    application, while increasing the quality of the final result and provides a quantitative measure for comparing competing MSI techniques and sensor ...

    Terminal phase visual position estimation for a tail-sitting vertical takeoff and landing UAV via a Kalman filter

    Tsai, A.C. / Gibbens, P.W. / Stone, R.H. | Tema Archiv | 2007
    Computer vision has been an active field of research for many decades; it has also become widely used for airborne applications in the last ...

    Multi-sensor fusion for vehicle mounted mine detection

    Aponte, H.I. / Campana, S. / McGovern, M. | Tema Archiv | 2001
    provided support for analysis, testing and algorithm development for Automatic Target Recognition (ATR) and sensor fusion processing. This paper ...

    Time-frequency signatures based on a fuzzy-cluster representation as a means for automatic classification of targets buried underground

    Strifors, H.C. / Abrahamson, S. / Gustafsson, A. et al. | Tema Archiv | 1998
    features in the 2D time-frequency domain are viewed as the target signatures. For target identification, a signature representation should display ...

    Probability-of-detect-based beam pointing for multitarget tracking with electronically scanned radars

    Register, A.H. / Brown, G.C. / Blair, W. | Tema Archiv | 2002
    very important. Two opportunities for conserving radar resources that have not been fully exploited when tracking closely-spaced objects with ...

    Image processing and classification for the UK remote minefield detection system infrared polarimetric camera

    Williams, J.W. / Tee, H.S. / Poulter, M.A. | Tema Archiv | 2001
    emerging technologies in an integrated system for detecting mined areas from an airborne platform The multi-sensor demonstrator is being managed by ...

    Time-domain metal detector and GPR data processing and fusion for landmine detection

    Gao, Ping / Collins, L.M. | Tema Archiv | 2000
    For the landmine detection problem, a detector that provides a high probability of detection and a low probability of false alarm is needed ...

    Fuzzy pattern recognition for online detection of engine misfire by measurement of crankshaft angular velocity

    Liu, Shiyuan / Du, Runsheng / Yang, Shuzi | Tema Archiv | 2000
    A unique technique for the on-line detection of engine misfire has been developed, which is based on multiple feature integration through ...

    High-temperature strength of sapphire

    Harris, D.C. | Tema Archiv | 2000
    orientations at different temperatures to establish a mechanical strength database for engineering design. Sapphire coupons were selected to represent ...