概率解碼 的英文怎麼說
中文拼音 [gàilǜjiěmǎ]
概率解碼
英文
probabilistic decoding- 概 : Ⅰ名詞1 (大略) general outline 2 (神氣) manner of carrying and conducting oneself; deportment ...
- 率 : 率名詞(比值) rate; ratio; proportion
- 解 : 解動詞(解送) send under guard
- 碼 : Ⅰ名詞(表示數目的符號或用具) a sign or object indicating number; code Ⅱ量詞1 (指一件事或一類的...
- 概率 : [數學] probability; chance概率論 probability theory; theory of chances; 概率曲線 probability curv...
- 解碼 : decoding; decipher; decode
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In this paper, we consider the concatenation of bose - chaudury - hocquenheim ( bch ) and repetition codes and present soft - decision decoding schemes based on a map ( maximum a posterior probability ) criterion
在本文中,我們考慮了bch碼和重復碼的級聯編碼,並且基於最大后驗概率準則,提出了一種軟判決解碼方法。Simultaneously, for preventing prematurity, crossover positions in crossover operator choose according to not equal probability. when bringing into new genes, reverse bit binary strings those have the same number as the optimal individuals are supplied, which settles gene absence problem reproduction results in
同時為了防止早熟現象,交叉運算元中的交叉位置按非等概率選取的方法進行;在納入新的基因時,加入與最優個體群等量互補的二進制碼串,解決了復制操作導致基因缺失的問題。The concept of good codes and proper codes for both error detection and correction is presented. it is shown that the binary perfect codes and the primitive double - error - correcting bch codes and their extended codes are proper for both error detection and correction. the primitive triple - error - correcting bch codes with length 2 " " - 1 and their extended codes are proper for odd m > 5, not for even m > 6
本文的主要工作是把目前關于只檢錯時線性碼不可檢錯誤概率的研究推廣到同時糾錯和檢錯的情況,獲得了同時糾檢錯時線性碼不可檢錯誤概率的解析表達式,提出了糾檢錯好碼和最佳糾檢錯碼的概念,並證明了二進制完備碼及其擴展碼是最佳糾檢錯碼;糾正兩個錯誤二進制本原bch碼及其擴展碼是最佳糾檢錯碼;碼長n = 2 ~ m - 1 、糾正三個錯誤本原bch碼,當m為大於等於5的奇數時是最佳糾檢錯碼;當m為大於等於6的偶數時,不是最佳碼。Its encoding way is also analyzed in this paper. we adopt sa to produce the initial packing, which ensure the parent generations are choiceness. the crossover ( pc ) can prevent the fitness individual to be abandoned, the probability of mutation ( pm ) can prevent the algorithm is convergent before premature
文中對其編碼方式進行分析,採用模擬退火法產生初始布局,保證了父輩解群的優良性,採用交叉概率pc有效地防止具有高適應度值的個體被排擠掉,變異概率pm防止了搜索在成熟前收斂。This algorithm increases the speed and accuracy of the motion vector search in intra - frame / inter - frame model selection, i proposed an adaptive selection method of intra - frame / inter - frame prediction model, based on tmn recommendation. in this paper, chapter one introduces the needs for low bit - rate video compression and relevant standards. chapter two first introduces briefly some common image compression methods, then emphases on the algorithms used in h263 + encoding and decoding
本論文第一章概述了當今世界對甚低碼率視頻圖象壓縮編碼的需求以及相關的國際標準;第二章簡要介紹一些具體的圖象壓縮編碼方法,對于在h . 26x編解碼器中運用到的圖象壓縮演算法給予了重點介紹;第三章詳細探討了h . 26x系列標準,對于重點和難點部分作了詳細的闡述;第四章是具體的編解碼器設計以及核心演算法描述;第五章是h . 26x編解碼器在局域網視頻傳輸中的一個具體運用。To reduce the size of the multi - pronunciation lexicon introduced by the if mappings, which might also enlarge the lexicon confusion and hence lead to the performance degradation, a multi - pronunciation expansion method based on the accumulated uni - gram probability is proposed
同時,為了降低多發音詞典的長度,減少混淆度,提高解碼速度,從而提高系統性能,本文提出了一種基於uni - gram累積概率的多發音擴展方法來產生多發音詞典的策略。Using the theories of probability, algebra and number theory comprehensively, we investigate a class of boolean functions with three - valued walsh spectrum in the first part of this dissertation : the properties of the extended semi - bent functions, which are constructed from any two bent functions, are studied, followed by the structure characteristics of the boolean functions satisfying propagation criterion with respect to all but two vectors ; the definition and cryptographic properties of k - order quasi - bent functions are proposed whose walsh spectrum takes on only three values. some sufficient and necessary conditions are offered to decide whether a boolean function is a k - order quasi - bent function ; a special method is presented to construct the k - order quasi - bent functions, whose cryptographic properties are explored by the matrix method, which is different from the method of walsh spectrum and that of autocorrelation of boolean functions ; the application of this kind of boolean functions in the fields of stream cipher, communications and block ciphers is discussed, which shows the great importance of the fc - order quasi - bent functions ; some methodology are proposed to construct the k - order quasi - bent functions, including the complete construction by using the characteristic matrices of boolean functions, and the recursive method by two known k - order quasi - bent functions we further extend our investigation to the ring zp, where p is a prime, and the similar results are presented as far as the p - valued quasi - generalized - bent functions are considered
本文首先綜合運用概率論、代數學、數論等基礎學科的理論知識,並以頻譜理論作為主要研究工具,對一類譜值分佈相對均勻的函數? ?廣半bent函數、 k階擬bent函數和p值k階擬廣義bent函數進行了系統、深入的研究,給出了廣半bent函數定義,並探討了廣半bent函數的密碼學性質;給出了k階擬bent函數和p值k階擬廣義bent函數的定義及等價判別條件;討論了k階擬bent函數和p值k階擬廣義bent函數與部分bent函數和p值廣義部分bent函數的關系,探討了它們的密碼學性質;給出了k階擬bent函數和p值k階擬廣義bent函數的典型構造方法,並將對k階擬bent函數的密碼性質的研究轉化到對一類特殊的矩陣的研究上;利用布爾函數的特徵矩陣原則上給出了k階擬bent函數的一種完全構造方法,還給出了從已有的p值k階擬廣義bent函數出發,遞歸構造變元個數更多的p值k階擬廣義bent函數的方法;初步探討了k階擬bent函數在序列密碼、分組密碼以及通信中的應用;給出了一類布爾函數walsh譜的分解式,並利用這類布爾函數的walsh譜分解式給出了一類近似穩定的布爾函數的構造,特殊情形下為k階擬bent函數;利用代數數論的知識考察了p值k階擬廣義bent函數的譜特徵,並給出了k階擬廣義bent函數與所有仿射函數的符合率特徵等等。Exploration : the drop rate of datacores in hacking sites has been increased
考古:破解密碼時得到研究材料的概率增加。In our paper, we firstly summarize the development of low rate video communication, before we implement h. 263 encoder to the adi ( analog devices incorporated ) evaluation board - - - - - adsp - bf535 ez - kit lite ; we make in - depth research about h. 263
本文首先概述了低碼率視頻通信的發展,然後對低比特率的視頻編碼標準h . 263進行了深入的研究;並在adi ( analogdevicesincorporated )公司的adsp - bf535ez - kitlite評估板上的實現了h . 263視頻編解碼器。Mandarin digit string recognition based on segment model using posterior probability decoding
基於后驗概率解碼段模型的漢語語音數字串識別In the algorithm, a real - coded genetic algorithm ( rga ) is firstly adopted to globally search for the optimal solution to the optimization problem for some steps, and then a specially designed local optimization algorithm named modifiable search space random search algorithm is adopted to intensify the search for the optimal solution in the local region determined by the rga so as to improve the search efficiency and the solution quality
該演算法首先採用實值編碼遺傳演算法對優化問題進行全局最優搜索若干步,在此基礎上,採用一種專門設計的變搜索空間隨機搜索局部優化演算法加強對重點區域的搜索,以提高搜索效率和改善解的質量。此外,為了提高遺傳演算法的搜索效率,改進了一種自適應交叉概率和變異概率的計算方法。Mss consists of mathematics & applied mathematics dept., information & computing science dept., probability & statistics dept. and college mathematics dept. with ten subject orientations : algebra, function theory, computing science, numerical solution of differential equation, functional differential equation and its application, applied probability and statistics, mathematics mechanization, cad, coding security and financial mathematics
有代數、函數論、計算數學、微分方程數值解法、泛函微分方程及應用、應用概率統計、數學機械化、計算機圖形處理、密碼安全、金融數學十個學科方向。分享友人