計算符號 的英文怎麼說

中文拼音 [jìsuànfúháo]
計算符號 英文
compute sign
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 符 : Ⅰ名詞1 （符節） tally （with two halves made of wood bamboo jade metal issued by a ruler to gener...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 計算 : 1 （求得未知數） count; compute; calculate; reckon; enumerate 2 （考慮; 籌劃） consideration; pla...
  • 符號 : 1 （記號; 標記） character; sign; symbol; mark; code; notation; expression; denotation; sentinel ...
  1. And then facing the problem of the channel estimation of the adaptive modulation system, we conclude out the channel estimation algorithms on maximum likelihood ( ml ) estimation and maximum a posteriori ( map ) estimation under the condition of flat fading channel and selective fading channel in detail. to meet flat fading channel, we simulate the relationship of the ratio between the error covariance in map estimation and ml estimation and pilot symbol message length. the conclusion can be drawn from these results

    接著，對自適應調制系統中的通道估計問題難點，詳細推導了平衰落通道條件下和選擇性衰落通道條件下最大似然（ ml ）估計和最大后驗概率（ map ）估計演算法，針對平衰落通道，我們模擬了map估計和ml估計的方差與導頻符號長度的關系，模擬結果表明，錯誤方差受多譜勒頻率的變化影響最大，並且對實際的自適應調制系統，導頻符號長度的取值超過20個符號長度時， map通道估計明顯優于ml通道估計。
  2. There are many problems happened when international phonetic alphabet symbols are used in word - processing like nonstandard application, nonstandard encoding which cause a limitation on sharing and communication of datain teaching and research, for instance ; international phonetic alphabet and symbols contained in ones document cannot be accurately displayed when they are removed to another computer. there appears many nonstandard usage, unnecessary characters, symbols, rules, as well as some wrongly written letters which often delay publication of the papers

    不僅應用上不規范，也不符合相關編碼標準，因而語言文字應用教學和研究相關數據的共享與交流等受到極大的限制。例如：某人采寫的文檔離開了作者的計算機就不能正確顯示或不能顯示國際音標字母和符號。還有以先定義后使用的形式出現了很多不規范的用例，甚至還「誕生」了一些不必要的字元和規則。
  3. When digital map symbolizes on the screen, we call it electric map, which has the essential function of papery map

    電子地圖具有地圖的內涵，是數字地圖在計算機屏幕上的符號化顯示。
  4. Specification for symbols for computer applications in ship building and marine technology

    造船和航海技術用計算機應用符號規范
  5. To associate an absolute address, virtual address or device identifier with a symbolic address or label in a computer program

    在計算機程序中，將絕對地址、虛擬地址或設備標識符與符號地址或標號聯系起來。
  6. The assigning of a value or referent to an identifier ; for example, the assigning of a value to a parameter or the assigning of an absolute address, virtual address, or device identifier to a symbolic address or label in a computer program

    把一個值或指定的對象賦給某一標識符，例如，把一個值賦給一個參數或把一絕對地址、虛擬地址或設備標識符分配給計算機程序中的符號地址或標號。
  7. A string of one or more characters used to separate or organize elements of computer programs or data ; for example, parentheses, blank character, arithmetic operator, if, " begin "

    用來分隔或組織計算機程序元素或數據元素的字元或字元串。例如括號、空格符、算術運算符、 if （如果） 、 「 begin等。
  8. This paper which starts from the actual needs, directed by the theory of cartology analyses all kinds of requires and functions for dmges, and create the spatial data model of the software system, combining the new generation programming technology, taking the oo software modeling, analysis, design method, it realized the collection, display of digital map data and the building of map denotation library, hi the end, this paper put forward the go - on research in future

    本文從數字地圖制圖的實際需要出發，在地圖學理論的指導下分析了數字地圖圖形編輯系統的各種功能和需求，並建立了軟體系統的空間數據模型。結合新一代的計算機程序設計技術，採用面向對象的軟體建模、分析和設計方法實現了地圖數據的採集、顯示、編輯、地圖符號庫的建立。最後提出了需要進一步研究和完善的內容。
  9. In computation of swept volume approximation, an improved technique to generate the swept volume approximation for arbitrary meshes is presented by introducing generator simplification and path resample using frenet moving frames along the discreted sweeping trajectory. other steps, such as a directed distance field computation on a uniform grid based on the hardware accelerated computation technique and iso - surface extraction using marching cubes algorithm, are also included in this algorithm. in addition, the simplification scheme and smoothing technique are applied to the swept volume generated from iso - surface extraction

    本文的主要貢獻在於：在掃描體逼近計算方面，在原有任意多邊形網格模型沿任意路徑運動生成掃描體逼近演算法的基礎上，提出了加入對掃描母體簡化的預處理和用活動標架對掃描路徑進行重采樣等過程，演算法的其它過程還包括：計算掃描體中幾何基元的排列，用硬體加速構造無符號的有向距離場，將無符號距離場轉化為有符號距離場，從有符號有向距離場提取等值面等。
  10. Syntax - lead translator appends lingual attribute on grammar symbol, calculating attribute value with semantic regulation, which attach to a group of producer expression

    語法制導的翻譯將語言的屬性附加到文法符號上，並由一組附加到產生式上的語義規則來計算屬性值。
  11. In this paper, based on understanding and mastering image processing, we input the drawing into the computer by the image conversion, then automatically get and recognize the element by the method of the image processing and pattern recognition. at last, on the base of the understanding of the whole drawing, we will transform the information of the picture and the character to the vector format, on which we can make the vivid courseware

    本文在理解和掌握圖像處理主要技術基礎之上，主要討論通過圖像轉換裝置將圖紙輸入到計算機，運用圖像處理、模式識別等理論和方法進行圖像中各種要素的自動提取識別，在實現對整幅圖紙理解的基礎上，自動將圖紙和符號信息轉換為矢量數據格式。
  12. This article discussed the chinese word slice, character extraction, character expression and character matching methods, and established the chinese text classification and clustering algorithms based on neural network. in the design of chinese text mining based on web, the paper analyzed and researched the expression of web page information, structure feature, web page control symbol and html control symbol, and built the extraction flow of web page information, then gave two concrete application of chinese text mining based on web through combining with practical problems

    討論了文本分類中的中文詞切分、特徵提取、特徵表示、特徵匹配方法，建立了基於神經網路的中文文本分類、聚類演算法，在web中文文本信息挖掘的設計中，對網頁信息的表示、結構特點、網頁控制符、 html控制符號處理進行了詳細分析與研究，構建了網頁信息提取流程，並結合實際問題，給出了web環境下中文文本信息挖掘的兩個具體應用。
  13. This thesis analyzed the error performance of mfsk and mpsk modulator in hf with optimal receiver, studied the shortcoming and strongpoint of several typical short - wave data transmission systems and their performance over fading and intersymbol interference channels. the theory and key technical of adaptive modem is discussed. in the last, an efficient modulation scheme - block coded modulation is introduced into hf radio systems to improve the efficiency of hf data transmission, this paper also proposes a hf data transmission system scheme composed of a block coded modulator and a decision feedback type adaptive equalizer

    本文在對短波數傳兩種常見調制方式fsk及psk最佳解調性能分析的基礎上，討論了幾種採用典型調制技術的短波數傳系統（如時頻調制、多進制頻移鍵控慢跳頻、 chess系統）原理、優缺點以及抗衰落和抗符號間干擾的性能；分析了自適應串列數傳系統抗短波通道衰落和多徑干擾的原理、關鍵技術；在本文的最後引入一種有望解決短波數傳系統低效率狀況的調制方式bcm -分組編碼調制，給出了一個採用bcm技術與自適應均衡技術相結合的短波數傳系統方案，並通過計算機模擬進行了初部驗證。
  14. This paper based on the hj04a railway signal computer system which is developed by the research institute of microcomputer, hefei university of technology. according to requirement of the interlocking software " s reliability and safety. considered with the software requirement analysis, combining the uml and z, we finally design the interlocking software specification which is completeness, consistency, no redundancy, no different meanings and is consistent with the demand of the system

    本論文針對合肥工大微型計算機應用研究所研究開發的hj04a鐵路信號計算機聯鎖系統，根據計算機聯鎖系統聯鎖軟體設計可靠性和安全性要求，從軟體的需求分析著手，綜合uml統一建模語言方法和形式化描述語言z語言的方法，設計出完全的、一致的、無冗餘的、無歧義的、符合系統要求的聯鎖軟體規格說明書。
  15. The adaptation processing includes linear prediction coefficient adaptation and adaptation of quantization step size for residual signals. based on g. 726, we adopt a huffman coder to make use of probability statistic of bit cascade covering n ( n 1 ) samples generated from adpcm, in order to further reduce the bit rate. ng is lossless entropy coding, the speech quality of our improved algorithm should be same as that of g. 726 standard

    我們的研究和改進工作包括:研究最優非均勻自適應量化器，及其自適應演算法;研究波形預測函數，以及函數零點、極點的自適應演算法;基於每n （ n 1 ）個樣本所對應符號的概率統計，對預測殘差量化值再進行huffman編碼，進一步降低比特率。
  16. Office machines. symbols. keytop and printed or displayed symbols for adding machines and calculating machines

    辦公用機器.符號.加法機和計算機的鍵頭符號和列印或顯示符號
  17. The application of statistics function of excel may simplify complicated binomial distribution probability counting and normal distribution probability counting, and at the sme time, many statistics functions can be connected together with some counting signs to make statistics analysis process which can be applied to much more complicated statistics counting and analysis

    摘要利用excel的統計函數可以使復雜的二項分佈概率計算和正態分佈概率計算變得簡單，同時，可以利用計算符號把多個統計函數連接起來，製成統計分析程序，用於比較大的復雜的統計計算和分析。
  18. R _ 386 _ gotoff this relocation type computes the difference between a symbol ' s value and the address of the global offset table

    這種重定位類型計算符號的值和全局偏移表地址之間的差異。
  19. That is, a variable name should not be passed to a preprocessor directive and a symbol can only be evaluated by a preprocessor directive

    即，不應將變量名傳遞到預處理器指令，並且只能用預處理器指令計算符號。
  20. Joint channel estimation and symbol detection for space - time block code

    空時分組碼的聯合通道估計和符號檢測演算法
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