Results 51 to 60 of about 6,336 (186)

Fast and accurate visibility preprocessing [PDF]

open access: yes, 2003
Bibliography: leaves 147-158.Currently, the standard approach to visibility preprocessing algorithms is to use a form of approximate solution, known as conservative culling. Such algorithms over-estimate the set of visible polygons.
Nirenstein, Dr. Shaun, Nirenstein, Shaun
core  

Enabling error-resilient internet broadcasting using motion compensated spatial partitioning and packet FEC for the dirac video codec

open access: yes, 2008
Video transmission over the wireless or wired network require protection from channel errors since compressed video bitstreams are very sensitive to transmission errors because of the use of predictive coding and variable length coding. In this paper, a
Loo, KK, Tun, M, Cosmas, J
core  

An Embedded Wavelet Video Coder Using Three-Dimensional Set Partitioning in Hierarchical Trees (SPIHT)

open access: yes, 1997
The SPIHT (set partitioning in hierarchical trees) algorithm by Said and Pearlman is known to have produced some of the best results in still image coding. It is a fully embeded wavelet coding algorithm with precise rate control and low complexity.
William A. Pearlman, Beong-jo Kim
core  

Research and developments of Dirac video codec [PDF]

open access: yes, 2008
This thesis was submitted for the degree of Doctor of Philosophy and was awarded by Brunel University.In digital video compression, apart from storage, successful transmission of the compressed video data over the bandwidth limited erroneous channels is
Tun, Myo
core  

Very Low Bit-Rate Embedded Video Coding with 3D Set Partitioning in Hierarchical Trees (3D SPIHT)

open access: yes, 1997
In this paper, we propose a very low bit-rate embedded video coding scheme that utilizes a three dimensional (3D) extension of the set partitioning in hierarchical trees (SPIHT) algorithm which has proved so successful in still image coding.
William A. Pearlman   +2 more
core  

KOMPRESI CITRA BERBASIS WAVELET DENGAN MENGGUNAKAN ALGORITMA EMBEDDED ZEROTREE WAVELET (EZW) DAN SET PARTITIONING IN HIERARCHICAL TREES (SPIHT) (WAVELET BASED IMAGE COMPRESSION USING EMBEDDED ZEROTREE WAVELET (EZW) AND SET PARTITIONING IN HIERARCHICAL TRE [PDF]

open access: yes, 2006
ABSTRAKSI: Data multimedia (grafik, audio, dan video) yang belum dikompres memerlukan kapasitas penyimpanan dan bandwidth transmisi yang besar. Meskipun terjadi kemajuan yang pesat terhadap kecepatan prosesor, media penyimpanan dan performansi sistem ...
ERWIN FAJAR HIA
core  

A branch-and-price algorithm for a hierarchical crew scheduling problem. [PDF]

open access: yes
We describe a real-life problem arising at a crane rental company. This problem is a generalization of the basic crew scheduling problem given in Mingozzi et al. and Beasley and Cao.
Woeginger, G   +2 more
core  

Wavelet Compression of Medical Images with Set Partitioning in Hierarchical Trees

open access: yes, 1996
Wavelet-based image compression is proving to be a very effective technique for medical images, giving significantly better results than the JPEG algorithm.
Armando Manduca, Amir Said
core  

Low-complexity Waveform Coding Via Alphabet And Sample-set Partitioning

open access: yes, 2015
We propose a new low-complexity entropy-coding method to be used for coding waveform signals. It is based on the combination of two schemes: (1) an alphabet partitioning method to reduce the complexity of the entropy-coding process; (2) a new recursive ...
Pearlman W.A., Said A.
core   +1 more source

Parallel Construction of Multidimensional Binary Search Trees

open access: yes, 1996
Multidimensional binary search tree (abbreviated k-d tree) is a popular data structure for the organization and manipulation of spatial data. The data structure is useful in several applications including graph partitioning, hierarchical applications ...
Sanjay Goil   +3 more
core   +1 more source

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