very low bit-rate coding algorithm
Steganography integration into a low-bit rate speech codec
... steganographic algorithm for embedding information in VoIP streams encoded by ...their algorithm, embedding data in a speech frame takes less than 20 us on average, which is negligible in comparison with ...
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Implementation of Low Bit Rate Vocoder for Speech Compression
... applications, low bit-rate speech compression methods are ...by very strict requirements in power consumption, size, and voltage ...the algorithm, and a careful match between algorithms ...
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Very Low Bit Rate Video Coding by Combining H 264/AVC Standard and 2 D Discrete Wavelet Transform
... for very low bit-rate video coding that combines ...the low frequency components for each frame and then the low frequency parts of all frames are coded using ...Length ...
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Listless Block Tree Coding with Discrete Wavelet Transform for Embedded Image Compression at Low Bit Rate
... proposed algorithm is found to be better than other methods by a wide margin in terms of various parameters as memory requirement, image quality measured by PSNR and ...
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Facial Image Compression Based on Structured Codebooks in Overcomplete Domain
... source coding with side information and, contrarily to the existing scenarios where the side information is given explicitly; the side information is created based on a deterministic approximation of the local ...
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Image compression algorithm of floral canopy based on mask hybrid coding for ROI
... the bit-plane of the ROI to obtain priority of coding for the ROI-set partitioning in hierarchical trees (ROI-SPIHT) ...(EZW) coding was conducted for the background (BG) region of the image and a ...
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Adaptive Long-Term Coding of LSF Parameters Trajectories for Large-Delay/Very- to Ultra-Low Bit-Rate Speech Coding
... proposed algorithm to the coding of the excitation (residual ...ultra-low bit rate coding with acceptable quality may be attainable with the long- term coding of basic ...
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Very Low Rate Scalable Speech Coding through Classified Embedded Matrix Quantization
... scalable coding algorithms have been proposed in ...(CELP) algorithm, and the MPEG-4 Harmonic Vector Excitation Coding (HVXC) are some of the standardized scalable coders ...in bit ...
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Enhanced Adaptive Approach of Video Coding at Very Low Bit Rate Using MSPIHT Algorithm
... A new framework for video processing is explained in this paper which is based on recently proposed wavelet transform with SPIHT algorithm modification. Wavelet transform is considered in the place of an explicit ...
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Feature extraction for very low bit rate video coding
... All features in an image are linked into more complex features in the following way: In a structured way the algorithm picks a starting region. If the region contains a feature then the two endpoints of that ...
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International Journal of Computer Science and Mobile Computing
... In low bit-rate encoding, we expect a high level of robustness in return for low ...the algorithm works by modifying the same factor in both ...for low bit-rate ...
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A Mobile Streaming Media on Demand System Based on SVC Encoding and Its Performance Optimization Design and Implementation
... SVC coding technology and implemented by using the bit bit-plane coding scheme, made the video coding based on the network environment of the user terminals to provide streaming media ...
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Universal steganography model for low bit-rate speech codec
... Low bit-rate speech codec offers so many advantages over other codecs that it has become increasingly popular in audio communications such as mobile and VoIP (Voice over Internet Protocol) ...
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STEGNOGRAPHIC PROPERTIES BASED DATA HIDDEN IN MEDIA ELEMENTS USING CRYPTOGRAPHY
... The Proposed work has been implemented in the MATLAB Tool with Crytography and Steganography Concepts. The Inputs has been provided to the algorithm is Text file with Text information i.e. Confidential ...
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Low Complexity Discrete Bit loading for OFDM Systems with Application in Power Line Communications
... posed algorithm is non-iterative, which results in a sig- nificant reduction in algorithm computational com- plex- ity as compared to the iterative incremental ...proposed algorithm is less than a ...
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GiLBCSteg: VoIP Steganography Utilizing the Internet Low Bit Rate Codec
... high bit rate ...High bit rate audio codecs are conducive to steganography for two primary ...the algorithm resilient to data loss or corruption, as sometimes happens when transmitting ...
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Uplink Power Based Admission Control in Multi-Cell Wcdma Networks with Heterogeneous Traffic
... a low load so admitting a user with SC-AC algorithm, especially user with high bit rate, make the load in the surrounding cell violates its threshold value with high ...MC-AC algorithm ...
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Rate Distortion Analysis and Bit Allocation Scheme for Wavelet Lifting-Based Multiview Image Coding
... image coding is analyzed. The new rate distortion model combining the exponential and power models was ...proposed rate-distortion model, the bit alloca- tion method among subbands was ...
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Title: HARD DECISION AND SOFT DECISION DECODING ALGORITHMS FOR LDPC AND QC-LDPC CODES
... example:- Bit 1 will change its value from 1 to 0 if more number of received messages indicate “not satisfied” and the update information will be send to the check ...
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Gradient-based pre-processing for intra prediction in High Efficiency Video Coding
... candidate set of modes to be tested at a rate-distortion optimization level. The mode selection is optimized through neighbor mode extension and adapted cost function that takes into account both the most appear- ...
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