نتایج جستجو برای: gps displacement vectors

تعداد نتایج: 153499  

2001
Thomas Wedi

ABSTRACT Common motion compensated hybrid video coding standards such as H.263, MPEG-1, MPEG-2, MPEG-4 are based on a fractional-pel displacement vector resolution of 1/2-pel. Recent approaches like MPEG-4 ACE and H.26L (TML5) use a 1/4-pel displacement vector resolution. In order to estimate and compensate fractional-pel displacements, the image signal has to be interpolated. Therefore differe...

2007
Rainer Pielot Michael Scholz Klaus Obermayer Eckart D. Gundelfinger Andreas Hess

The accurate comparison of inter-individual 3D image brain datasets requires non-affine transformation techniques (warping) to reduce geometric variations. Constrained by the biological prerequisites we use in this study a landmark-based warping method with weighted sums of displacement vectors, which is enhanced by an optimization process. Furthermore, we investigate fast automatic procedures ...

2004
Chen Ji Kristine M. Larson Ying Tan Kenneth W. Hudnut Kyuhong Choi

[1] The slip history of the 2003 San Simeon earthquake is constrained by combining strong motion and teleseismic data, along with GPS static offsets and 1-Hz GPS observations. Comparisons of a 1-Hz GPS time series and a co-located strong motion data are in very good agreement, demonstrating a new application of GPS. The inversion results for this event indicate that the rupture initiated at a d...

Journal: :Jurnal Sylva Scienteae 2021

The government has committed to build a power plant of 35,000 Megawatts (MW) in stages by providing infrastructure the form transmission, substations and generating sources. One transmissions that can function distribute from generator source load centers is 150 kV High Voltage Air Line (SUTT) transmission. purpose this study was analyze Displacement generated Garmin 78s GPS Tool against Total ...

Journal: :J. Inform. and Commun. Convergence Engineering 2010
Kwang-Soob Ko Chang-Mook Choi

Recently, one has realized that the threedimensional positioning technique used in GPS can be effectively applied to the modern two-dimensional positioning. Such a technique might has applied to the twodimensional positioning in fields of the mobile communication, eLORAN and the GPS jamming/ electronic warfare system. In the paper, we have studied on algorithms for two-dimensional positioning b...

2006
T. Kijewski-Correa

The Civil Engineering community has long needed methods of accurate global displacement measurement for use in construction and more recently in the areas of structural health monitoring. Global Positioning Systems GPS provide one answer to this challenge, with rapid advancements in the available sampling rates and tracking resolution. However, as a relatively new dynamic sensing technology, GP...

2011
T. Lay

[1] The space‐time fault displacement history of the 11 March 2011 Tohoku (Mw 9.1) megathrust earthquake is obtained by least‐squares inversion of high‐rate (1 sample per second) GPS ground motions recorded in Japan. Complete near‐source time‐varying and static ground motions for periods ≥25 s are fit in the inversion using a normal mode formalism to compute the Green functions. The basic ruptu...

2014
Zhao Li Weiping Jiang Wenwu Ding Liansheng Deng Lifeng Peng

The site displacement due to ocean tidal loading is regarded as one of the largest uncertainties in precise geodetic positioning measurements, among which the effect of minor ocean tides (MOT), except for the 11 main tidal constituents, are sometimes neglected in routine precise global positioning system (GPS) data processing. We find that MOT can cause large vertical loading displacements with...

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