隨機系列 的英文怎麼說

中文拼音 [suíjīxìliè]
隨機系列 英文
random series
  • 隨 : 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...
  • 機 : machineengine
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 列 : Ⅰ動1 （排列） arrange; form a line; line up 2 （安排到某類事物之中） list; enter in a list Ⅱ名詞1...
  • 隨機 : random stochasticrandom
  • 系列 : succession; series; bank; set; set family; train
  1. Because they are fascinated by mathematics, logic, and science and have taken on the rational madness of their scientific confreres, we read much these days about information theory and its relation to the psychology and composition of music ; about statistical probabilities, stochastics, and the markoff chain and their compositional possibilities, about group and set theory as applied to serial music ; about aleatory and indeterminacy and entropy

    因為他們迷於數學，邏輯，與科學，將理智狂當成他們科學同伴;我們最近讀了很多，關于資訊理論及其與心理學及與作曲的關系;關于統計或然率，隨機，及馬可夫?及其譜曲可行性;關于群組與集合理論之應用於系列音樂;關于偶發性，不確定性，與熵
  2. 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隨機周期調頻定距的特徵。本文引入跳頻通信地址編碼理論，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碼的寬間隔頻率捷變序列族。
  3. 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 ） .用自定義編碼方案，將數字和字母（ ascii碼）轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換，得到原信息的加密灰度圖;通過4f光學系統計算機模擬和列印-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碼率，對於20次列印-掃描實驗，誤碼率不大於0 . 0026 。
  4. This four - part series is dedicated to dispelling fud about javaserver faces technology, mainly by giving you a chance to get to know it for yourself in a step - by - step, easy - to - follow format

    這個4部分的系列文章旨在消除關于javaserver faces （ jsf ）技術的fud ，主要方法是，讓您有機會以一種逐步的、容易跟隨的方式，自己嘗試jsf開發。
  5. The first one : fitting together ultimate values of every dimensions in one dimension - chain one by one, educing many equations by itself, calculating results, and comparing these results of close dimension to find maximal and minimal values. the second one : projecting all dimensions on two preestablished axis, then providing the solutions to analyze whether every projected dimensions is increscent or decreasing, and synthesize the effect of every projected dimensions to close dimension, educing many equations by itself, at last calculating the result of close dimension. the third one : according to monte carlo analysis, getting every dimensions " values from every dimensions " tolerances at random time after time, simulating the actual circumstances of mass production using these dimensions, and calculating reasonable results of close dimension economically

    鑒于這類系統在各大中小型企業的廣泛應用與相對滯后的研究水平，本文提出了三種新的能切實地解決目前尺寸鏈計算機輔助分析解算中存在的各種難題的設計方案，第一種方案將尺寸鏈中各組成環能取的極值組合起來，自動列方程組，求解每個組合情況下的封閉環尺寸，最後比較這些結果，得出封閉環的最大最小值；第二種方案將尺寸鏈各組成環向預先設定好的兩個方向投影，之後再分析各尺寸環投影分量的增減性，並且提供了組成環兩個方向上的投影分量增減性不一的復雜情況下的解決辦法，綜合組成環各投影分量的增減性，然後自動列出方程組，最後根據各組成環的投影分量以及所列的方程組來確定尺寸鏈封閉環的尺寸；第三種方案以蒙特卡洛法為原理，在尺寸鏈各組成環的取值范圍內使用計算機產生大量隨機數，模擬實際大批量生產中的零件尺寸分佈情況，以更經濟更合理的方式分析、計算封閉環尺寸。
  6. As analyzed, ( 1 ) the rapd technique is highly sensitive to investigating genetic diversity in t. lepturus and e. muticus. t. lepturus exhibits lower polymorphism and genetic diversity than e. muticus ; ( 2 ) according to the analysis of the partial mitochondrial 16s rrna gene sequences, a very low intraspecific variation and considerably high divergence among species were found, which reveals a dual nature of conservatism and variability in mitochondrial 16s rrna gene ; ( 3 ) five primers generate the species - speeific rapd sites and these sites can be served as the molecular markers for species identification and ( 4 ) it can be proved at dna variation level that t. lepturus and e. muticus are of two species respectively pertainiag to different genera, which supported the nelson taxonomic conclusion

    分析結果表明: （ 1 ） rapd技術研究黃海帶魚和小帶魚的遺傳多樣性具有較高的靈敏度和檢出率，帶魚的多態比例和遺傳多態度均較小帶魚的低; （ 2 ）線粒體165出兇a基因序列在分析兩物種遺傳變異時表現出保守和變異的雙重特性，種內變異極小而種間較大: （ 3 ） 5個隨機引物擴增出種特異的ra衛d帶，可作為種間分子鑒定標記; （ 4 ）研究證實帶魚和小帶魚是不同屬的兩個種，從而在分子水平上支持了nelson分類系統的觀點。
  7. This arithmetic divides the wavelet coefficients of carrier image into 27 - classes by the background luminance, the texture and the edge mask character of visual system ; then after encrypting watermark image with magic cube transformation, the ycbcr model is employed, it embeds the watermark sequences in the carrier image with different intensity according to the coefficients " classes of carrier image in y channel

    首先，將載體rgb圖像轉換到ycbcr顏色空間，然後提取亮度通道y ，將其進行小波變換，然後利用人眼視覺模型對載體圖象分解后的小波系數進行分類。其次，對有意義的水印圖像分別進行3次不同的魔方置亂，得到3個隨機水印序列。
  8. A class of strong limit theorems for arbitrary stochastic sequence in random selection system

    任意隨機序列關于隨機選擇系統的一類強極限定理
  9. In this paper, chroma dc coefficients are selected as the carrier data because chroma dc coefficients are robust. also, alterable steps are used to select one part of the coefficients, so the watermark is imperceptible ; before watermark embedding, the watermark is divided into many parts, every part is individually embedded into one gop of the video, even if a gop is destroyed, the watermark can be extracted correctly, this methods promotes the robustness of the watermark ; in addition, in order to promote the security of the watermark, the user ' s id and password are used to generate chaos sequence by the chaos system which is created in this paper, later, watermark is mixed by the chaos sequence. also, the embedding position of the watermark bit is modified by one chaos sequence, so, unauthorized person can not extract or remove the watermark, since the embedding position is unknown

    本文認為，色度dc系數是魯棒性非常好的參數，因而選擇色度dc系數作為水印信息載體，同時，採用可變的步長選擇部分系數，保證了水印的隱形性；在嵌入水印時，本文採用水印信息「網格劃分」 、各子塊獨立嵌入視頻的方案，由於水印信息子塊是相對獨立的嵌入視頻中的每一相對獨立的圖組當中，即使某一圖組收到一定破壞，也能夠恢復水印信息，使水印的健壯性得到提高；此外，為了提高水印信息的安全性，在嵌入水印信息時，根據用戶輸入的id號和密碼，利用本文構造的混沌系統產生的混沌序列對水印信息進行變換，同時，對每一水印信息比特的嵌入位置也採用了偽隨機序列進行調整，這樣，未授權用戶不能提取水印信息，也難以擦除其中的水印信息，因為嵌入的位置是未知的。
  10. In the part of voice encryption, spatiotemporal chaotic system ( ocoml model ) and lfsr are used to generate multidimensional pseudo - random sequence. this sequence has a longer period, better randomicity, passing the verification of fips 140 - 2 security requirements. using the key stream generated by it to encrypt the voice gets a better security

    在語音加密方面，本文利用時空混沌系統（單向耦合映象格子模型）與線性移位寄存器產生了高維的偽隨機序列，該序列周期很長，具有更強的隨機性，通過了fips140 - 2的安全性能驗證，利用其作為密鑰流對語音信號進行加密，獲得了更高的保密性。
  11. Then taken four kinds of maps for examples, comparing with m - sequence, their properties are calculated, verifying the advantages of the chaotic sequence generated by the new method. after this, an improved scheme is discussed - - using m - sequence to change the sequence ’ s turn and verifying that the permutation parameters have effect on improving the sequence ’ s properties. in chapter 5, monte carlo simulation method is used to test performances of our sequences ’ applications in the given model of direct spread spectrum cdma system, and results of error rate of the system are given ; the comparing resuls of performances of anti - multi - access interference and anti - multi - address interference of different pn sequence is also shown in this thesis

    本文首先對擴頻通信中常用二進制偽隨機序列的產生方法、性能特點進行了總結，指出了現有二進制偽隨機序列的應用局限性;其次，根據混沌非線性系統特徵，深入研究了混沌數字序列的產生方法;在此基礎上，提出了一種新的產生方法中間抽取法，然後，以四種混沌映射系統為例，對其所產生的混沌數字序列進行了偽隨機特性實驗數據分析，並與m序列進行比較，結果說明了混沌數字序列代替傳統擴頻序列的優點，同時驗證了新方法的可行性。
  12. Randomly amplified polymorphic dna ( rapd ) is a common method to analyze dna, and is based on pcr using a series of primers made up of randomly arranged basesalthough the sites detected by a single primer are limited, the entire genome can be inspected when many primers were used

    隨機擴增多態性dna （ random amplified polymorphic dna ， rapd ）技術是?種dna分析的常用方法，其原理是採用一系列堿基順序隨機排列的引物對所研究物種的dna進行pcr擴增。
  13. Pseudo - random sequences with optimal properties such as correlation, high linear spans, balance and long period are widely used in cdma system, spread spectrum and hopping communication systems

    具有優良相關性，大線性復雜度，平衡性，長周期的偽隨機序列廣泛應用於cdma系統，擴跳頻通信系統。
  14. This paper is focused on images watermarking algorithms. watermark casting operates in frequency domain, embeds pseudo - random sequence of real number in selected coefficients without image degradation. a blind watermark retrieval technique that can detect the embedded watermark without resorting the original image is proposed, so that the proposed techniques represents a major improvements to those relying on the comparison between the watermarked and original image, which is not practical for a huge image database

    本文主要研究針對圖像水印系統的演算法研究，採用偽隨機序列作為水印信號，利用變換域系數作為水印的載體，在不降低圖像質量的前提下達到嵌入水印的目的，在恢復水印的過程中無需原始圖像的參與，相比較那些需要利用原始圖像恢復數據的系統，文中所提出的方案更具有實用性。
  15. ( 2 ) a new digital frequency - hopping communication system based on cipher - quasi - chaotic sequence is proposed, which combines the cryptography and frequency - hopping technology. the system ' s protocol, base - band signal processing and modulation / demodulation algorithms of the radio - frequency part are designed, and the hardware experiment conducted on a prototype of the system show that the system functions well. the finite precision problem arising while taking use of chaotic signal to generate pseudo - random sequence is studied and the anti - tracking capability of the cipher - quasi - chaotic sequence is studied with the volterra - tls method proposed in this dissertation

    （ 2提出一種新的基於密碼準混飩序列的密碼與跳頻技術相結合的跳頻通信系統，並且進行了協議部分、拂信號處聊分、射頻調制解調演算法部分的模擬研究和系統的硬體實驗研究；研究了利用混飩信號產生偽隨機序列的有限精度實現問題，利用本文提出的m業肚m 113方法對密碼準混飩序列產生的跳頻碼的抗鵬干擾能力進行了模擬實驗研究。
  16. In this paper we adopt pseudo - random sequence or gray level image as the watermark, choose the dwt coefficients as the carrier, then embed the watermark into the carrier imperceptually. one algorithm accomplishes blind extracting. it presents a symmetric algorithm based on shuffling technique

    採用偽隨機序列或灰度圖像作為水印信號，利用dwt變換系數作為水印的載體，在不降低圖像質量的前提下達到嵌入水印的目的，部分方案在恢復水印的過程中無需原始圖像的參與。
  17. The states of the art of dvd protection are described, and two protocol ( cprm and dtcp ), which is proposed by w09 group, are introduced. a novel fragile watermarking approach and related tamper detection are proposed. taking still image as an example, the watermark are embedded in the discrete wavelet domain of an image, so tamper detection is possible in localized spatial and frequency regions

    第7章探討了水印演算法設計與水印應用系統設計間的區別，指出水印系統的實用性不僅僅取決于技術上的完善，同時也需要具有完備的協議；提出了一種二維偽隨機序列的產生方法；討論了影響水印系統性能的主要因素及解決方法；舉例說明了完整水印系統的設計過程並嘗試提出了一種完整水印系統協議。
  18. At last, this thesis use montecarlo simulation method in the given model of direct spread cdma system to calculate the error rate of system which use the every mentioned pn sequences one by one. the simulation tool is matlab

    文中最後採用蒙特卡洛模擬方法對直擴cdma系統模型應用不同偽隨機序列進行擴頻的情況進行了模擬，並計算出了系統的誤碼率，所用模擬工具為matlab 。
  19. This thesis is focoused on the pn sequence of direct spread cdma communication system, including it ' s generation and properties analyzing. at first, this thesis expounds linear - shift - register sequence and chaotic sequence, and calculates the value of their main properties

    本文的研究的是直接序列擴頻的碼分多址（ codedivisionmultipleaccess ，簡稱為： cdma ）通信系統中的偽隨機序列技術，包括它的產生方法和性能分析。
  20. In this paper, an adaptive hidden markov model ( ahmm ) approach for on - line hand - drawn shape recognition is presented. in our method, hmms are chosen as the core recognizer due to its great ability to model stochastic time series. many improvements are made to the traditional hmm recognizer in order to increase the flexibility of the recognition system, the resulting framework can not only adaptively learn from training data, but also can adapt system behavior to input hand - drawn shape

    本文提出了一種用於聯機手繪圖形的自適應隱馬爾科夫模型識別方法，該方法利用隱馬爾可夫模型（ hmm ）對時序隨機序列的描述能力作為手繪圖形識別中的核心分類器，並且在傳統hmm識別結構的基礎上進行了改進，使得識別系統不僅具有自適應學習訓練樣本的能力，而且具有根據輸入圖形特徵調節系統行為的能力。
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