decoding algorithms for algebraic geometric codes over rings

... MODELLING Technical University of Denmark DK-2800 Lyngby – Denmark J. No. ALO 1.2.1999 HBN/ms ALGORITHMS FOR LINEAR OPTIMIZATION An Introduction Hans Bruun Nielsen 2nd Edition IMM  ✁ ✂✄ ☎✆ ✂ ✝ ✞✟✠ ✟ ✡☛ ☞ ✟✠ ✌ ✟✍ ✟ ✌ ✍ ✎ ☞ ☞ ✟ ✡ ✏ ☛ ✍ ☞ ✞✟ ✠ ☞✑ ✒✟ ✡ ☞ ✠ ✎ ✡ ☞ ✞✟ ✓☛ ✑ ✍ ✠ ✟ ✔✕ ✕✖ ✗ ✘✙ ✚ ✛✜ ✛✢✣ ✚ ✛✤✥ ✣ ✥ ✦✧ ✣ ✚ ✣ ★ ✛ ✚ ✚ ✛ ✥ ✩ ✗✪ ☞ ☞ ✞✟ ✝ ✟ ✓ ✞ ✡ ✎ ✓ ✪ ✫✬ ✡ ✎✭ ✟✍ ✠ ✎ ☞✮ ☛ ✏✯ ✟ ✡✰ ✪ ✍ ✱✳✲...

Ngày tải lên: 16/10/2013, 01:15

... Press LLC AlgorithmsforComputed Tomography GaborT.Herman UniversityofPennsylvania 26. 1Introduction 26. 2TheReconstructionProblem 26. 3TransformMethods 26. 4FilteredBackprojection(FBP) 26. 5TheLinogramMethod 26. 6SeriesExpansionMethods 26. 7AlgebraicReconstructionTechniques(ART) 26. 8ExpectationMaximization(EM) 26. 9ComparisonofthePerformanceofAlgorithms References 26. 1 ... Algo...

Ngày tải lên: 16/12/2013, 04:15

... development of parsing algorithms for TAG. An interesting project for the future will be to translate the algorithms presented here to sev- eral proposed automata models for TAG which have an ... Nederhof. 1997. Solving the correct- prefix property for TAGs. In T. Becket and ~Other different formulations of Earley-like pars- ing algorithms for TAG has been previou...

Ngày tải lên: 22/02/2014, 03:20

... finding all for a given is . Therefore, the total cost is . For all non-empty , we create a new state and for all we set . We create a transition , and for all such that , we set . For all such ... Generalized Algorithms for Constructing Statistical Language Models Cyril Allauzen, Mehryar Mohri, Brian Roark AT&T Labs – Research 180 ... in a general software library for...

Ngày tải lên: 08/03/2014, 04:22

... Hill Road Palo Alto, California 94304 EPIDEMIC ALGORITHMS FOR REPLICATED DATABASE MAINTENANCE 9 The function i(s) is zero when This is an implicit equation for s, but the dominant ... JANUARY 1989 12 EPIDEMIC ALGORITHMS FOR REPLICATED DATABASE MAINTENANCE 1.5 Backing Up a Complex Epidemic with Anti-entropy We have seen that a complex ep...

Ngày tải lên: 16/03/2014, 16:20

... 19-24, 2011. c 2011 Association for Computational Linguistics Local and Global Algorithms for Disambiguation to Wikipedia Lev Ratinov 1 Dan Roth 1 Doug Downey 2 Mike Anderson 3 1 University of Illinois ... summaries of the dif- ferent disambiguation candidates for the same sur- face form s were very similar. For example, con- sider the disambiguation candidates of “Chin...

Ngày tải lên: 17/03/2014, 00:20

... at and are the same, and and are pre-terminals, then . 5 Else if the productions at and are the same and and are not pre-terminals, where is the number of children of in the tree; because the ... to denote the ’th candidate for the ’th sentence in training data, and to denote the set of candidates for . Without loss of generality we take to be the correct can...

Ngày tải lên: 23/03/2014, 20:20

... 9 of 9 RESEARCH Open Access Error analysis and implementation considerations of decoding algorithms for time-encoding machine Xiangming Kong 1* , George C Valley 2 and Roy Matic 1 Abstract Time-encoding ... Spectra of quantized signals. Bell Syst Tech J. 27, 446–472 (1948) doi:10.1186/1687-6180-2011-1 Cite this article as: Kong et al.: Error analysis and im...

Ngày tải lên: 21/06/2014, 03:20

... Communications and Networking Volume 2008, Article ID 385421, 9 pages doi:10.1155/2008/385421 Research Article Construction and Iterative Decoding of LDPC Codes Over Rings for Phase-Noisy Channels Sridhar ... the construction and iterative decoding of low-density parity-check (LDPC) codes for channels affected by phase noise. The LDPC code is b...

Ngày tải lên: 21/06/2014, 23:20

... including integer residue rings. Their codes are however unstructured. Structured LDPC codes, which include the family of finite geometry (FG) codes [5] and balanced incomplete block design (BIBD) codes ... Networking Volume 2008, Article ID 598401, 9 pages doi:10.1155/2008/598401 Research Article Structured LDPC Codes over Integer Residue Rings Elisa Mo and M...

Ngày tải lên: 21/06/2014, 23:20

... and the four modified BCJR MAP algorithms all have identical performance in an AWGN channel. The BCJR and the modified BCJR MAP algorithms pre- sented in this paper are for mulated for a rate 1/n ... memory requirements. To compare the BCJR and the modified BCJR MAP algorithms, it suffices to analyze the BCJR and the DSBGT. We will show next that the BCJR and...

Ngày tải lên: 22/06/2014, 23:20

... l  )F  . (15) 2.3. Modulation scheme The diagonalization of underspread systems by the Weyl- Heisenberg bases naturally suggests using an OFDM-like modulation scheme for communication over underspread channels ... from Figure 12, for the rate pair (1/3, 2/3), for a given trellis complexity of both outer codes, the perfor- mance of the overall code is determined by the firs...

Ngày tải lên: 22/06/2014, 23:20

... 2005:2, 141–154 c  2005 Hindawi Publishing Corporation Blind Decoding of Multiple Description Codes over OFDM Systems via Sequential Monte Carlo Zigang Yang Texas Instruments Inc, 12500 TI Boulevard ... aprioriinformation for Multiple Description Codes over OFDM 145 Y 1 Blind OFDM detector 1 {Λ 1 [k]} + − {λ 1 [k]}  −1 1 Information transfer  2 {λ 21...

Ngày tải lên: 23/06/2014, 00:20

... Assertion (ii) follows from (i). 3 Linear Codes over Finite Chain Rings In this section, we introduce the basic notions of the theory of linear codes over finite chain rings. With respect to component-wise ... Linear codes over finite chain rings. In Optimal Codes and Related Topics, pages 116–126, Sozopol, Bulgaria, 1998. [21] T. Honold and I. Landjev. All Reed-Muller co...

Ngày tải lên: 07/08/2014, 06:20

... decoding algorithms for algebraic geometric codes over finite fields to make them work for algebraic geometric codes over rings. In Chapter 3, the modification of the basic algorithm for algebraic geometric ... the 3 algorithms for decoding algebraic geometric codes over finite fields can be modified to decode algebraic geometric codes over rin...

Ngày tải lên: 13/11/2014, 09:08