On the Performance of Wavelets for Low Bit Rate ...
Recommend Documents
The encoders were run under Microsoft Windows NT 4.0. (build 1381) with Service Pack 5 (RC 1.1) installed. The encoders were compiled using Microsoft ...
networks. We study and analyze the optimal performances of this heterogeneous system based on the bit rate, the blocking probability and user connection loss.
Abstract. A scene-adaptive rate control algorithm with an enhanced frame skipping is proposed for low bit rate video coding. Most exist- ing rate control ...
dictionary of geometric atoms on the 2D sphere. A coder based on. Matching ... living on the 2D sphere, which can take arbitrary positions, shapes and orientations. Since the ... Therefore, designing a compression scheme for spherical images ...
using a spatial-domain or transform-domain watermarking technique, and then ..... Average subjective test scores of each
other digital networks are means for freely and widely distributing high fidelity duplicates of digital media, which is
Rate-Distortion Performance of Source Coders in the Low Bit-Rate Region for. Highly Correlated Gauss-Markov Source. Majid Foodeei1 and Eric Dubois1;2.
Abstract- In this work, we study and analyze the contourlet transform for low bit-rate image coding. This image-based geometrical transform has been recently ...
Router. The two J210 workstations were removed from their shared LAN, and connected to different ports on a Cisco 7513 router. The TCP/IP and UDP/IP.
The interest in low bit rate quantization stems from the ... tion of long transform domain vectors at bit rates within .... As an example, if the available bitrate.
Progressive Very Low Bit Rate Image Coding. C. A. Christopoulos1, A. N. Skodras2, W. Philips3, J. Cornelis1, A. G. Constantinides4. 1Vrije Universiteit Brussel ...
For example, at 15fps alternative frames of the original 30fps sequence are dropped, while for 10fps, two ..... and fewer vertices used to represent the surface.
uncongested feedback from the network is used by ABR sources to adjust .... In the parking lot network model Figure 2 , source to switch distances were all 1000.
Email: {yilong, nttruong}@msp.uta.edu, [email protected]. ABSTRACT. This paper presents a novel embedded image coding system based on the pyramidal ...
M. A. Masud is with Dept. of Computer Science & Information. Technology ..... M. A. Rahman Completed B. Sc. in Computer Science and. Engineering from ...
May 12, 2000 - TOLERABLE DELAY BOUNDS FOR LOW BIT RATE VOICE TRANSPORT. Danny De Vleeschauwer, Jan Janssen,. Emmanuel Desmet, Guido ...
lable context [11]. The word, phrase and utterance contexts. 1Available through Blizzard Challenge 2010 at http://www. cstr.ed.ac.uk/projects/blizzard/ ...
AbstractâAt low bit rates, wavelet-based image coding is supe- rior to most traditional block-based methods in terms of visibility and severity of coding artifacts ...
ABSTRACT. In this paper we describe a novel, low complexity, low bit rate speech compression and decompression methods for us- age in systems where ...
ABSTRACT. A generalized concept for motion-compensated predic- tion that covers approaches like sub-pel motion com- pensation, overlapped block motion ...
modifications aimed at reducing the computational complexity. A silence compression scheme was adapted to this coder, to achieve reduction in both the bit rate ...
Face-to-face video teleconferencing is very important for real time communication. Current teleconferencing application uses stan- dard video codec, such as ...
Dec 15, 2004 - 40-16 Adaptive differential PCM (ADPCM). G.728. 16 ... GSM EFR. 12.2 Algebraic code-excited linear prediction (ACELP) ..... Major techniques:.
in any video coder aiming at good rate-distortion (RD) performances. ... to indirectly choose how the bit-rate is shared between motion and residual by selecting ...
On the Performance of Wavelets for Low Bit Rate ...
The QMF filters defined by Johnston (7) have also been .... biorthogonal wavelets and the Johnston's QMF have ... 8 Nikil Jayant, James Johnston and Robert.
