陣列演算法 的英文怎麼說
中文拼音 [zhènlièyǎnsuànfǎ]
陣列演算法
英文
array algorithm- 陣 : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
- 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...
- 演 : 動詞1 (演變; 演化) develop; evolve 2 (發揮) deduce; elaborate 3 (依照程式練習或計算) drill;...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 陣列 : [統計學] array陣列處理機 array processor; 陣列印表機 array printer; 陣列雷達 [電學] array radar
-
Synthesis of antenna arrays shaped - beam using genetic algorithm
遺傳演算法在陣列天線賦形波束綜合中的應用Motion - detector of fly ' s compound eyes and determination of velocity of moving image. this paper describes the algorithm of elementary motion - detector and motion - detector arrays, including the characteristic and space conformity
蠅復眼運動檢測器及圖像運動速度估計研究了初級運動檢測器和運動檢測器陣列的演算法、特徵及空間整合。The first kind of algorithm is based on s - box controlled by key, the algorithm distinguishes most of other block ciphers, its visible quality is that its s - box is not regular and fixative, but controlled by block cipher ' s key. the second kind of algorithm is based on smn ( d ) array code, it makes full use of the visible quality of smn ( d ) array code possessing big code distance ( d ). the thesis discusses the two algorithms " reversibility, security and their qualities, the
第一種是基於「 s -盒由密鑰控制」的變結構分組密碼,該演算法區別于其它大部分分組密碼最大的特點是它的s -盒不是固定不變的而是由密鑰控制產生;第二種是基於smn ( d )陣列編碼的變結構分組密碼,該演算法充分利用了smn ( d )陣列編碼具有碼距大的特點;文中對這兩個演算法的可逆性、安全性及其性能等進行了探討和分析,分析結果認為這兩個變結構演算法正確、有效且安全。Among them the gray level co - occurrence matrix ( glcm ) and gray gradient co - occurrence matrix ( ggcm ) methods, which attributed to the statistic textural analysis scheme were then chosen to extract the textural features of five kind areas on satellite images. in the second part the principle of classification and bp neural network were introduced. combined with textural features, the improved bp neural network successfully performed on the classification of the satellite images
論文的第一部分介紹了進行紋理特徵研究的一些典型的方法,利用其中的基於統計的紋理分析法中的灰度共生矩陣以及灰度一梯度共生矩陣法,分析了衛星雲圖上五類區域的紋理特性;第二部分主要介紹了遙感圖像分類原理以及神經網路中的bp演算法,在對演算法原理進行深入理解的基礎上,把紋理特徵與神經網路進行組合,實現對衛星雲圖進行分類分析;第三部分內容是在前面圖像分類結果的基礎上,對序列圖像用相關匹配法進行運動分析,反演雲跡風風場。Some open testing datasets and real gene microarray data are applied in experiments. the results have verified the feasibility and validity of the pica to get the gene microarray data and the advanced boosting algorithm for gene classification
經過對公開的測試數據集和真實的基因微陣列數據大量實驗,證明了用部分獨立分量分析方法獲取基因微陣列數據及boosting改進演算法進行基因模式分類的可行性和有效性,最終也完成了基因模式的識別任務。The algorithms estimate the doa of the broadband distributed source fron the secondary diagonal elements of the covariance matrices generated from every frequency domain of the received broadband signals, thus avoiding unwrapping of phases
該類演算法首先將陣列接收的寬帶信號變換到頻率域,然後對于每個頻率形成陣列接收信號協方差陣,最後由該協方差陣的次對角線元素估計寬帶分佈源的到達角,其主要特點是避免了相位展開。Then, pattern synthesis for sparse array antenna using genetic algorithms is researched. at last, we researched on conformal patch on the surface of cylinder and the effect of conformal antenna platform on the radiations of patches in different positions. how to get a good feeding for conformal array antenna by genetic algorithms is presented in the end
文中介紹了遺傳演算法在綜合低副瓣陣列中的應用;採用遺傳演算法給陣列天線的方向圖賦形,其結果優于同種條件下用woodward法得到的結果;同時,考察了遺傳演算法的穩定性;分析討論了遺傳演算法在綜合稀疏相控陣方向圖綜合中的應用。The hardware has two input channels of high - speed analog signal, with the signal amplitude of 0 - 5v, the conversion precision of 12bits, and the maximum sampling rate of 400ksps. this system includes 4 dsps ( adsp 2181 ), which can be arranged as a pipe line processing array. many algorithms can be realized in this system
系統硬體有兩路模擬數據採集通道,模擬信號輸入范圍為0 ? 5v ,轉換精度為12位,最高采樣率400ksps ;系統包含4片dsp ( adsp2181 )構成的流水線型的處理陣列,可用於實現各種演算法;系統的控制邏輯由fpga完成。In the preprocessing stage the method of user and session identification often adopt heuristic algorithm for the being of cache and agent. this induce the uncertainty of data resource. the cppc algorithm avoid the limitation and has no use for complicated hash data structure. in this algorithm, by constructing a userld - url revelant matrix similar customer groups are discovered by measuring similarity between column vectors and relevant web pages are obtained by measuring similarity between row vectors ; frequent access paths can also be discovered by further processing of the latter. experiments show the effectiveness of the algorithm. in the fourth part, this thesis bring some key techniques of data mining into web usage mining, combine the characteristic of relation database design and implement a web usage mining system wlgms with function of visible. lt can provide the user with decision support, and has good practicability
本文演算法避免了這個缺陷,且不需要復雜的hash數據結構,通過構造一個userid - uel關聯矩陣,對列向量進行相似性分析得到相似客戶群體,對行向量進行相似性度量獲得相關web頁面,對後者再進一步處理得到頻繁訪問路徑。實驗結果表明了演算法的有效性。第四是本文將傳統數據挖掘過程中的各種關鍵技術,引入到對web使用信息的挖掘活動中,結合關系數據庫的特點設計並實現了一個具有可廣西人學頎士學位論義視化功能的web使用挖掘系統wlgms 。This paper begins with an overview of the fundamentals of adaptive antennas. the correspondence between a spatial filter and the fir filter is illustrated, and the spatial filter characteristic of adaptive antennas is investigated by dmi and ls - drmtcma algorithms. the discrete - time transmission model of synchronous cdma systems with antenna arrays is also developed
本文首先對自適應天線的基本原理進行了簡要介紹,建立了陣列接收的同步cdma系統離散時間傳播模型,並論述了空域濾波和時域fir濾波器的類比性,用dmi和ls ? drmtcam演算法模擬了自適應天線空間濾波性能。Research on the gridding methods for biochip arrays, then the automatic gridding algorithm of biochip image based on projection is presented
對生物晶元圖象樣品點陣列的定位方法進行了具體的分析,建立了基於投影的生物晶元圖象樣品點陣列自動定位演算法。After analyzing the features of total rigidity matrix and its operation of the finite element analysis, it presented a kind of linked compressed row storage with column storage index format, which improved the efficiency of both the storage and its operation of total rigidity matrix
在分析了有限元分析中的總剛度矩陣性質及其存取運算特徵之後,給出了一種帶列壓縮存儲索引的鏈式行壓縮存儲演算法,提高了總剛度矩陣元素的存儲及訪問效率。The framework of topology is based on apriori with the idea of " isomeromorphism ", using the techniques of graph sequential expression and label - connectivity determination. topology can analyze the complex relations among the objects in th
這是一個以apriori思想為主體,以先同分后異構為框架,以圖的序列化及矩陣表示和標號連通判定等技術為手段的一個綜合演算法。Abstract : based on the electronic focus technology development of state - of - the - art, the paper suggested a complete apparatus s cheme ofauto - focus based on sspd ( self - scanned photodiode array ) and 8098 singl e chipprocessor, giving out a focus criterion algorithm based on image high freq uencystatistics. the function of auto - focus of both reflected and transparent o pticalmicroscope was realized. meanwhile some corresponding problems such as sta bility of lightsource, step motor driving etc. were also discussed, which greatly improved the accuracy andreliability of the system
文摘:在介紹與分析了國內外電子調焦系統的技術發展與現狀的基礎上,提出了一種基於sspd (自掃描光電二極體列陣)與8098單片微處理器自動調焦的整體技術方案,給出了基於圖像高頻成分統計的聚焦判識演算法,在此基礎上實現了反射式與透射式光學顯微鏡的自動調焦,同時對系統的可靠性有關的其它相關問題如光源穩定性、步進電機驅動等問題也進行了討論。Analyze the linear dipole array with uniform element spacing using the method of moments ( mom ), derive the analytical expression for the recovered signal with the direct data domain method, demonstrate the effect of the mutual coupling on the performance of the antenna array by examples, the degradation of the system caused by the mutual coupling is simulated and analyzed in two different electromagnetic environments such as the weak and strong interference
用矩量法計算了幾個信號同時照射時對稱陣子均勻直線陣的電流分佈,用直接數據域演算法推導了此接收陣列的恢復期望信號的表達式,舉例說明了互耦對陣列天線性能的影響,數值模擬了在弱干擾和強干擾下,互耦造成系統性能下降的情況並分析了原因。The improved algorithm not only inherits the fast convergence trait from rls and realizable systolic array from qr _ rls, but also eliminates square - root operation and gets directly equalizer output signals from systolic array. so this algorithm has more simple operation, faster executing speed, less hardware resource and lower hardware cost. some different equalization algorithm are imitated on the qpsk communication system with multipath channel
其次對一些成熟的自適應均衡演算法(如lms演算法、 rls演算法、 qr _ rls演算法、逆qr _ rls演算法)進行了分析;介紹了一種改進后的無平方根的qr _ rls演算法,該演算法不但繼承了rls的快速收斂特性和qr _ rls演算法的systolic陣列可實現性,還取消了qr _ rls演算法的平方根運算,使演算法在硬體實現時運行速度更快,佔用資源也更少,同時該演算法還可由systolic陣列直接得到均衡后的輸出信號,運算量更小。Better performance are gained when the properties of balance and activity are combined in an attack of reduced variants of rijndael. 7. the optimisations of rijndael sbox, of columnmix and its inverse, and of the round trans formation are thoroughly studied for purpose of better performance
7 、研究了rijndael演算法s盒、列變換及其逆運算、整個輪變換的優化方法,從運算單位、數據訪問時間和簡化矩陣運算等方面提高演算法的實現效率。Application of genetic algorithms to the optimization of beam forming arrayed antennas
遺傳演算法在賦形波束陣列天線優化中的應用This method is easy to implement and has no restriction on array geometry and sensor patterns ; three methods for the design of broadband frequency invariant beamformer are proposed, which are the method of resampling signals received by the array, the dft ( discrete fourier transform ) interpolation method and adaptive synthesis method, respectively. examples and performance analyses are given for each method ; a simplified linear constrained minimum variance broadband adaptive algorithm that based on dft interpolation method is presented. compared with conventional broadband adaptive algorithms, the presented method can reduce computation work greatly
提出了一種簡單、易於實現的恆定束寬波束形成器設計方法,該方法對陣形和陣元指向性沒有任何限制;分別提出了基於陣列接收數據重采樣、基於dft插值和自適應綜合的三種具有頻率不變波束圖的寬帶波束形成器設計方法,對于每一種設計方法都給出了一個設計實例並做了性能分析;提出一種基於dft插值的簡化線性約束最小方差寬帶自適應陣列演算法,該方法可以大大降低自適應陣列的運算量。In early detection of breast cancer, digital ma mmography is considered to be the most reliable method, the presence of microcalcification clusters ( mccs ) is an important sign for the early detection. in this thesis, we first try to extract some useful features of mccs recommended by experts, and then perform classification directly by cs - matmhks, consequently, more information can be saved and the rate between fp and fn can be controlled and traded - off
在乳腺癌早期診斷中,乳腺x片被認為是最有效的技術之一,乳腺癌在x線圖像下的主要表現是腫塊和微鈣化點,本文主要是針對微鈣化簇,首先提取一系列醫學專家認為對分類有用的特徵,然後直接用cs - matmhks分類器進行診斷,從而保留了較多的判別信息,同時當提取的特徵很多即輸入模式維數很大時,用矩陣化演算法又降低了發生過擬合( overfitting )的可能性。分享友人