• No results found

variable-to-variable length coding

Irregular Variable Length Coding

Irregular Variable Length Coding

... Alternatively, Variable Length Error Correction (VLEC) cod- ing [48] may be employed to incorporate redundancy within the source encoded ...de- coding [53–55], where the redundancy introduced by both ...

96

A Compression Algorithm for Nucleotide Data Based on Differential Direct Coding and Variable Length Look up Table (LUT)

A Compression Algorithm for Nucleotide Data Based on Differential Direct Coding and Variable Length Look up Table (LUT)

... (2D) Coding Algorithm [2], which can overcome this problem by differentiating between the base characters and the unexpected ...2D coding algorithm uses the group of three characters (triplets), being ...

6

Embedded coding algorithms applicable to time variable channels

Embedded coding algorithms applicable to time variable channels

... As described in Section 5.1, xn embedded convolutional encoding, the output of the encoder is composed of three different rate convo­ lutional codes. At the decoder the MLD uses three buffers to store the most recent ...

226

Variable Length Word Encodings for Neural Translation Models

Variable Length Word Encodings for Neural Translation Models

... three variable-length encoding schemes that represent a large vocabulary corpus using a much smaller vocabulary with no loss in ...en- coding, but rare words are encoded us- ing a sequence of two ...

6

Iteratively Decoded Irregular Variable Length Coding and Sphere Packing Modulation Aided Differential Space Time Spreading

Iteratively Decoded Irregular Variable Length Coding and Sphere Packing Modulation Aided Differential Space Time Spreading

... 2) We amalgamate the merits of the DSTS-SP system with those of the IrVLC in order to potentially allow operation within 0.4 dB from the DSTS-SP channel capacity [7] as compared to the 0.9 dB distance from capacity ...

5

Variable Length Space Time Coded Modulation

Variable Length Space Time Coded Modulation

... A Variable Length Space Time Coded Mod- ulation (VL-STCM) scheme capable of simultaneously pro- viding coding, multiplexing and diversity gains is ...into variable- length modulated ...

5

Block Run Run Length Coding of Handwriting and Bilevel Graphics Based on Quadtree Segmentation

Block Run Run Length Coding of Handwriting and Bilevel Graphics Based on Quadtree Segmentation

... By segmenting a captured handwriting or graphic image into variable size blocks according to the image activity inside the blocks and run-length coding on a block-run basis, the new sche[r] ...

5

Iteratively Decoded Variable Length Space Time Coded Modulation

Iteratively Decoded Variable Length Space Time Coded Modulation

... Shannon’s separation theorem stated that source coding and channel coding is best carried out in isolation [1]. However, this theorem was formulated in the context of potentially infinite- delay, lossless ...

6

Low power context adaptive variable length encoder in H.264

Low power context adaptive variable length encoder in H.264

... It is the responsibility of the encoder to compress the data into bitstream. A block diagram of an H.264 encoder may be found in Figure 1. The encoder forms a prediction of the macroblock based on previously coded data. ...

54

Construction of Reversible Variable Length Code for Digital Image Processing

Construction of Reversible Variable Length Code for Digital Image Processing

... same coding table when decoding in forward direction and decoding in backward direction, because the code is ...of coding tables are necessary separate for forward direction and backward ...

5

Iteratively Decoded Variable Length Space Time Coded Modulation: Code Construction and Convergence Analysis

Iteratively Decoded Variable Length Space Time Coded Modulation: Code Construction and Convergence Analysis

... control coding, modulation and demodulation, spread- spectrum communications and multiuser detection, synchronization, space- time processing, adaptive wireless systems, as well as wideband, broadband and ...

11

Variable weight spectral amplitude coding for multiservice OCDMA networks

Variable weight spectral amplitude coding for multiservice OCDMA networks

... four variable weight codes in Table 1 are chosen to support about 50 users of 4 different code ...code length which is not desirable in OCDMA code design, but with ideal λ max of ...

21

Iteratively Decoded Irregular Variable Length Coding and Trellis Coded Modulation

Iteratively Decoded Irregular Variable Length Coding and Trellis Coded Modulation

... Irregular Variable Length Coding (IrVLC) scheme for near-capacity joint source and channel ...able Length Coding (VLC) codebooks having different cod- ing rates for encoding particular ...

6

Variable-Length Entropy Coding of Video Transmission in WLAN

Variable-Length Entropy Coding of Video Transmission in WLAN

... PVQ provides excellent video quality on sequences with significant texture and motion, such as Riverbed and Pedestrian Area. This is significant, as the quality of HD compression is often judged by its ability to handle ...

6

Variable Length Input Huffman Coding for System on a Chip Test

Variable Length Input Huffman Coding for System on a Chip Test

... proposed coding scheme is based on Huffman coding. Huffman coding is a statistical data- coding method that reduces the average code length used to represent the unique patterns of a ...

39

IMAGE COMPRESSION USING HUFFMAN CODING

IMAGE COMPRESSION USING HUFFMAN CODING

... Whereas variable length coding will assigns variable length code word to the symbols of ...In variable length coding compression takes place based on using shorter ...

8

Iteratively Decoded Irregular Variable Length Coding and Trellis Coded Modulation

Iteratively Decoded Irregular Variable Length Coding and Trellis Coded Modulation

... We have detailed the construction of an IrVLC scheme that is suitable for the encoding of 16-level Lloyd quantized Gaus- sian i.i.d. source samples and for use with IQ-interleaved TCM and 16QAM over uncorrelated ...

6

Joint Source Coding, Unity Rate Precoding and FFH MFSK Modulation using Iteratively Decoded Irregular Variable Length Coding

Joint Source Coding, Unity Rate Precoding and FFH MFSK Modulation using Iteratively Decoded Irregular Variable Length Coding

... Convolutional Coding (IrCC) [1], the family of so-called Irregular Variable Length Coding (IrVLC) [2] employs a number of component VLC codebooks having different coding rates [3] for ...

5

Analysis of Security Gaps in 5G Communication using LDPC Codes and NOMA

Analysis of Security Gaps in 5G Communication using LDPC Codes and NOMA

... Fig 4: BER vs. Eb/No performance of LDPC with R=0.95 Although simulations are completed to analyze the SG with NOMA and without NOMA, results were varied with frame size. When NOMA allows the 5G system to increase users’ ...

8

Climate Zone Crucial for Efficiency of Ski Lift Operators

Climate Zone Crucial for Efficiency of Ski Lift Operators

... The Nordic countries are also characterised by a significant geographical length (see Graph 4 in the Appendix). In Sweden, for instance, the geographical distance between the most southern (e.g. Vallåsen) and the ...

28

Show all 10000 documents...

Related subjects