隨機編碼 的英文怎麼說

中文拼音 [suíbiān]
隨機編碼 英文
hat
  • : Ⅰ動詞1 (跟; 跟隨) follow 2 (順從) comply with; adapt to 3 (任憑; 由著) let (sb do as he li...
  • : machineengine
  • : Ⅰ動詞1 (編織) weave; plait; braid 2 (組織; 排列) make a list; arrange in a list; organize; gr...
  • : 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...
  • 隨機 : random stochasticrandom
  • 編碼 : encoded; code; coded; encrypt; codogram; coding編碼表 encode table; 編碼程序 builder; 編碼尺 code...
  1. On the base of researching the theory of the scheme and analyzing the signal feature, it is obtained that the existence manners and character of distance information in the differential frequency signal. at the same time, a new conclusion is gained that the technology of frequency agility can decrease the constant error of system. it is also to say that frequency agility and frequency modulation fixed - distance fuze has the similar feature to random period frequency modulation fixed - distance fuze. according to the theory of address coding in the hopping - frequency communication, the paper presents the principle of selecting the frequency agility sequence which fit to the radio fuze and constructs the frequency agility sequence family based on the rs codes

    在深入研究方案原理和分析信號特徵的基礎上,獲得了該體制引信差頻信號中,距離信息的存在形式和特點,得出了頻率捷變技術的引入降低了系統定距固定誤差這一新的結論,即頻率捷變調頻定距引信在定距性能上具有類似周期調頻定距的特徵。本文引入跳頻通信地址理論,結合無線電引信的具體特徵,提出了適用於無線電引信的頻率捷變序列的選擇原則,並構造了基於rs的寬間隔頻率捷變序列族。
  2. For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”

    本文主要開展了以下三項研究工作: ( 1 ) .用自定義方案,將數字和字母( ascii)轉換成二值條圖;對該圖形進行振幅型雙相位加密變換,得到原信息的加密灰度圖;通過4f光學系統計算模擬和列印-掃描實驗,證明本文提出的「矩陣擴展法」灰度圖具有較小的誤率,對於20次列印-掃描實驗,誤率不大於0 . 0026 。
  3. Random fields on tree axe applications on trees of theory of random process - a new math model, which develeped from coding and encoding problem in information theory

    樹上的場是過程理論在樹-這一最新的數學模型上的應用,它產生於信息理論的和譯問題
  4. According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain

    根據《水文學》理論中的時間序列分析法,建立了適合三江平原井灌水稻需水量預報的非平穩時序模型;通過分析降雨特性,選定季節性時序模型,建立了適合三江平原井灌水稻降雨預報的月平均降雨模型;根據最小二乘法,計算出幾種常用水分生產函數中的敏感指數及敏感系數,進而得到三江平原適宜採用的水分生產函數漠型及模型中敏感指數的變化規律;本文提出遺傳動態規劃法( raga ? dp ) ,即採用改進的基於實數的加速遺傳演算法( realcodingbasedacceleratinggeneticalgorithm ,簡稱raga )與動態規劃法( dpsa )相結合,推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。
  5. At first, double random phase encoding techniques are looked back and its improved methods are introduced in detail. in connection with characteristics of spherical wave gene and function of phase mask, one random phase encoding techniques are proposed with spherical wave based on 4f system

    本文首先對雙相位加密技術進行了回顧,並對它的一些改進方案的特點作了詳細介紹,並在此基礎上,根據球面波相位因子的特點和相位掩模在加解密中作用,提出了一種利用球面波照射4f系統的單相位加密的新方法。
  6. It showed that activated inhibition by weak noise could be gabaergic inhibition. from above the findings, we could give a hypothesis that the input of random oscillation induced by noise in the cochlea to central auditory system could be integrated in the central auditory nucleus and the response of sound - sensitive neuron to sound stimuli could be adjusted to an optimum state for signal intensity coding

    根據這些變化可以推測,這種背景噪聲的生物學作用可能是通過弱噪聲所引起的耳蝸共振的輸入,在上行過程中經各級聽覺核團的整合,將中樞聲敏感神經元調定在一種準備狀態,並定型放電率函數和調制神經元對聲馨碩士學位論文master 』 st砰iesis強的
  7. The flow scheme of the complex separation could be expressed directly by using gp ' s special hierarchical structure and the problem of different meanings encountered by other stochastic algorithms for expressing distillation system could be solved

    演算法利用層次化結構來直觀地表達復雜分離流程,同時解決了其他演算法在表達精餾過程時的歧意性問題。
  8. Reed - solomon code, a powerful error correcting code for burst and random errors, is widely applied to deep space communications, mobile communications, disk array, digital video broadcasting system, and so on

    Reed - solomon (簡稱rs)是一種具有很強的糾正突發和錯誤的通道方式,在深空通信、移動通信、磁盤陣列以及數字視頻廣播( dvb )等系統中具有廣泛的應用。
  9. Reed - solomon code, a powerful error correcting code for burst and random errors, is widely applied to deep space communications, mobile communications, disk array, digital video broadcasting system ( dvb ), and so on

    Reed - solomon(簡稱rs)是一種具有很強糾正突發和錯誤能力的通道方式,在深空通信、移動通信、磁盤陣列以及數字視頻廣播( dvb )等系統中具有廣泛的應用。
  10. 1, the mjpeg, dv can provide the precision to the compression data code for of with machine visitting, but, mpeg2 the is according to i, p of or i, p, b of, can t attain this point. this at not the line edit can cause the material the dilatoriness that search for the etc.

    1 mjpeg dv都能提供精確到幀的訪問,但是, mpeg2的壓縮數據流是基於i p幀的或i p b幀的,就不能做到這一點。這在非線性輯時會引起素材搜索的遲緩等。
  11. This waveform library not only contains those typical radar signals like single - carrier frequency signal, encoded signal, lfm etc, but also include many hybrid modulated signals, like fsk / psk signal, fsk / ppm signal, psk / ppm signal, pseudo - random fsk / psk signal, etc. we use visual c + + 6. 0 to implement this software program, this makes it easy in control operation and provides a nice human - machine interactive interface

    波形庫中既包含了傳統的雷達波形,如單載頻脈沖信號、 lfm 、信號等,又包括了復合調制波形,如fsk / psk信號、 fsk / ppm信號、 psk / ppm信號、偽fsk / psk信號等。採用vc程實現,使其具有友好的人界面和靈活的控制操作。
  12. Cascaded low - density erasure codes are based on sparse random bipartite graphs. very efficient linear time encoding and erasure recover algorithms with the arbitrarily near erasure channel capacity performance of the codes with respect to the algorithms have made them one of the most optimal coding techniques up to now

    基於稀疏二部圖的級聯型低密度糾刪因其線性時間的演算法和可任意逼近刪除通道容量限而成為目前最佳技術之一。
  13. In rsdm, binary patterns are replaced by real - valued patterns, accordingly avoiding the coding process ; the outer learning rule is replaced by regression rule, therefore the model has not only the ability of pattern recognition but the ability of function approximation. the prearrangement of the address array bases on the distribution of patterns. if the distribution of patterns is uniform. then the address array is prearranged randomly, otherwise predisposed with the theory of genetic algorithm and the pruneing measure so as to indicate the distribution of patterns and improve the network performance. non - linear function approximation, time - series prediction and handwritten numeral recognition show that the modified model is effective and feasible

    在rsdm中,以實值模式代替二值模式,避免了實值到二值的過程:以回歸學習規則代替外積法,使該模型在具有識別能力的同時具有了對函數的逼近能力;地址矩陣的預置根據樣本的分佈採取不同方法,若樣本均勻分佈,則預置,否則利用遺傳演算法的原理和消減措施來預置地址矩陣,使之反映樣本的分佈,改善網路的性能。
  14. Study of exploration capability of pseudo - random code uwb short pulse

    隨機編碼超寬帶短脈沖的探測能力研究
  15. This article analyses the signal characteristics of several typical cw radars, and presents the principle and application of doppler radar. as one focal point, this article researches the generation and math characteristics of pseudorandom code modulated signal, analyses the spectrum of pseudorandom code phase modulation radar signal, and presents this kind of signal ' s application in distance and speed measurement. this article also researches the application of mono - pulse amplitude comparison radar in angle measurement finally, this article elaborates the working process of crs in uast

    本文分析了幾種典型的連續波雷達信號的特性,介紹了多普勒雷達的原理和應用;研究了偽隨機編碼信號的產生和數學特徵,著重分析了偽調相連續波雷達信號的頻譜,及其在雷達測距、測速方面的應用;研究了單脈沖幅度比較體制在雷達測角中的應用;最後,闡述了超近反導系統中復合體制雷達的工作過程。
  16. Chapter 2 explain the base of mathematics, the mode of system, the principle of communication and the principle of pn code, and go along analysis of mathematics

    第二章是擴展頻譜通信的數學基礎、系統模型、通信原理和偽隨機編碼原理,並進行了數學分析。
  17. Then this thesis give a detailed analysis to the signal processing method and cfar algorithm of prc cw radar

    本文著重分析了偽隨機編碼調相連續波雷達信號處理方法及恆虛警檢測演算法。
  18. New random coding algorithm

    一種新隨機編碼演算法
  19. 1 in the research of design of radar waveform, one kind of hybrid radar waveform obtained by combining the chirp waveform with the non - periodic pseudorandom sequences is discussed. through the theoretical analysis and computer simulation, several main characteristics of this kinds of hybrid waveforms are discussed, such as the ambiguity function, ambiguity graph, the spectrum, the weighting methods, the response of the processing filter and the low probability of interception. those are showing the effectiveness of the new hybrid waveforms on the performance of high resolution and low probability of interception

    作者在以下幾個方面的研究工作中取得了進展及創新: 1 、在雷達波形設計中,介紹了一類新的線性調頻信號與非周期隨機編碼信號相結合的組合波形的組合形式,通過理論分析和大量的計算模擬研究了這類組合波形的模糊函數(圖) 、頻譜特性、多普勒頻移特性、加權輸出特性、低截獲等方面的特點,證明了新型的組合波形在高分辨、低截獲等方面的有效性。
  20. Turbo codes were presented by c. berrou in international conference on communications in 1993. they hang convolutional code and random interleaver together to realize the idea of random coding, and adopt soft input / soft output ( siso ) iterated decoding to approach maximum likelihood decoding ( mld ). turbo codes come closer to approaching shannon ' s limit

    Turbo,由c . berrou等在icc 』 93會議上提出,它巧妙地將卷積交織器結合在一起,實現了隨機編碼的思想,同時,採用軟輸入軟輸出迭代譯來逼近最大似然譯,具有近shannon限的性能。
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