1–20 von 164 Ergebnissen
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    Dynamic characterization of a lightweight, highly maneuverable spacecraft using modal and finite element analyses

    Manning, P.A. / Burdick, R.B. / Woehrle, T.G. | Tema Archiv | 1993
    deflection shapes for each natural mode of the mock-up. The experimental modal parameters were compared with the parameters obtained through modal ...

    Finite element analysis of the thermal characteristics of an automotive powertrain controller

    Romanczuk, C.S. / Burcham, S.W. / Evans, J.L. et al. | Tema Archiv | 1993
    at various power levels inputs. The powertrain controller evaluated for this program uses a single layered insulated metal substrate for ...

    Fuzzy logic and neural networks in space applications

    Jani, Y. / Aldridge, J. | Tema Archiv | 1993
    constructed around the idea of a set in which the membership is a matter of degree rather than yes or no. Though known for more than 30 years, the ...

    The steady state response calculation and damping vibration analysis of shrouded blades

    Ren, Yungsheng / Zhu, Demao | Tema Archiv | 1994
    . The related computer programs are written in fortran 77. The numeric analysis for the blades is completed. ...

    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 ...

    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 ...

    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 ...

    Constructing unified identification algorithms using a small number of observations for adaptive control and navigation systems

    Fursov, V.A. | Tema Archiv | 1997
    The paper deals with the development of identification algorithms for adaptive control systems, with specific features related to the ...

    Three-dimensional anthropometric techniques applied to the fabrication of burn masks and the quantification of wound healing

    Whitestone, J.J. / Geisen, G.R. / McQuiston, B.K. | Tema Archiv | 1997
    for successful mission performance of weapon systems, including cockpits, protective equipment, and clothing. The application of human body ...

    Missile-tracking algorithm using target-adapted spatio-temporal wavelets

    Mujica, F. / Leduc, J.P. / Smith, M.J.T. et al. | Tema Archiv | 1997

    Qualitative landmark recognition using visual cues

    Poovendran, R. / Speigle, S. / Srinivasan, S. et al. | Tema Archiv | 1997
    This paper presents a qualitative approach based on visual cues for man-made landmark recognition in outdoor as a navigational aid. This ...

    Quantifying performance of mine detectors with fewer than 10000 targets

    Andrews, A.M. / George, V. / Altshuler, T.W. | Tema Archiv | 1997
    on small areas. Suggestions for improving results are given. We can estimate the uncertainty in a probability of detection measurement with a ...

    Passive position location using Bayes' conditional density filter

    Challa, S. / Faruqi, F.A. | Tema Archiv | 1997

    Detection of buried land mines using a casi hyperspectral imager

    McFee, J.E. / Ripley, H.T. | Tema Archiv | 1997
    Experiments were conducted to estimate the probability of detection (PD) and false alarm rate (FAR) for detection of buried mines using a ...

    A radiometric sensor performance model including atmospheric and infrared clutter effects

    Richter, R. / Davis, J.S. / Duggin, M.J. | Tema Archiv | 1997
    The computer code SENSAT developed for radiometric investigations in remote sensing was extended to include two statistical clutter models ...

    An improved decision-theoretic approach to the optimum detection of mines

    Collins, L. / George, V. / Altshuler, T. et al. | Tema Archiv | 1997
    for a known environment to incorrect prior knowledge of uncertain parameters in the demining scenario, and the robustness of performance and ...

    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 ...

    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 ...

    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 ...