譯碼時間 的英文怎麼說
中文拼音 [yìmǎshíjiān]
譯碼時間
英文
decoding time- 譯 : 動詞(翻譯) translate; interpret
- 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...
- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 間 : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
- 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
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Viterbi algorithm is a kind of maximum likelihood decoding method, which can obtain high decoding speed and cost fixed decoding time, so it is widely used in deep space communication
維特比譯碼演算法是一種最大似然譯碼,它可以得到較高的譯碼速度以及譯碼計算時間固定,因而在深空通信中得到廣泛應用。Overall, it is estimated that the success of the efforts to code break the german enigma machine helped the allies defeat nazi germany two years earlier than they would without it, saving countless lives, and making it one of the most successful intelligence operations in history
總而言之,破譯恩尼格碼使得盟軍戰勝德國納粹的時間提前了兩年,拯救了無數的生靈, ,並且這一行動是情報戰線歷史上最偉大的勝利。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
基於稀疏隨機二部圖的級聯型低密度糾刪碼因其線性時間的編譯碼演算法和可任意逼近刪除通道容量限而成為目前最佳編碼技術之一。One of the key technologies of deep space communication is channel code. there are differences between deep space communication and the common space communication. because the former one has some characteristics, such as extending information transmission, and seriously reducing signal energy, it is necessary to ensure the information transmission band and the exactness by using the special means
通道編譯碼是深空通信中的關鍵技術之一,深空通信與一般的空間通信不同,深空通信具有信息傳輸時延大、信號能量衰減嚴重等特點,必須有特殊的手段保證其信息傳輸的帶寬和準確。Under rayleigh fading channel, we also simulated and compared ber in siso 、 simo and mimo systems. secondly, based on careful study the ber and the channel capacity under white noise channel under mpsk modulation when the channel is rayleigh fading, we duduced the expressions of stbc ’ s ber and channel capacity under rice and nakagami fading. and also analysed the performances through numerical simulation using matlab to testify the exactitude of the dudeced expressions. finally, there exists an error floor of stbc through studying on its performance on time - selectiv fading channel. we analysed the reason and proposed two new decode combination scheme to eliminated the error floor and the performance of stbc on time - selective fading channel is improved. and also compared the two scheme ’ s complication and snr gain
這些結果大部分是閉式結果,能比較準確地衡量空時塊碼的性能,並對不同衰落的性能做了相互比較,其結果對空時塊碼的實際應用具有一定的指導意義。實際的通道是時變的,分析了空時塊碼在時間選擇性衰落通道中產生誤差地板效應的主要原因是存在碼間干擾( isi ) ,在此基礎上提出了兩種能消除誤差地板效應的譯碼合併方案,並對這兩種方案的復雜度和信噪比增益進行了比較。Faster response time for users, since pages and code files do not have to be compiled the first time they are requested
可以加快用戶的響應時間,因為頁和代碼文件在第一次被請求時無需編譯。Pre - compiling assemblies with ngen. exe can improve the startup time for applications, because much of the work required to execute code has been done in advance
通過ngen . exe預編譯程序集可以減少應用程序的啟動時間,因為執行代碼所需的大量工作已事先完成。Precompiled code is useful during the development cycle to reduce compilation time, especially if
預編譯代碼有助於在開發周期中縮短編譯時間,特別是在以下情況中:Another imperfection in our example is the relatively long compilation time, which can be avoided by copying code fragments to another module
該例中的另一個不理想之處是它相對長的編譯時間,可通過將代碼碎片復制到其它模塊來避免。Erasure codes which belong to standard classes of rs codes and their erasure correcting principles are introduced with emphasis on cascaded low - density erasure codes with linear time encoding and erasure recover algorithms. the encoding and decoding complexities of these codes are analyzed. 2
介紹了標準的rs碼類糾刪碼及其糾刪原理,重點介紹了具有線性時間編碼和恢復演算法的漸近好碼?級聯型低密度糾刪碼,分析了這幾類糾刪碼的編譯碼復雜度; 2The algorithm inserts the dynamic voltage scaling code before the condition statements and after the loop statements, which affect the program execution time. the algorithm makes full use of the slack time for the running program and effectively reduces system power consumption
該演算法在編譯器的幫助下,在條件語句,循環語句等影響程序實際執行時間的控制語句結構中設置電壓調節點,插入電壓調節代碼,從而最大限度的利用了程序運行時的空閑時間,達到了降低系統功耗的效果。They are useful for injecting php code or time - sensitive static content into the template
編譯函式的功用在將php程式碼或時間敏感的靜態內容寫入樣板內。This is particularly true in sites where there are frequent changes and additions among asp. net web pages and code filesin a fluid web site, the extra time required to dynamically compile new and changed pages can affect the users perception of the site s quality
對于經常更改和補充asp . net網頁及代碼文件的站點則更是如此。在這種內容不固定的網站中,動態編譯新增頁和更改頁所需的額外時間會影響用戶對站點質量的感受。For practical implementations, simpler decoding algorithms have been suggested. this decoder implements iterative decoding of tpcs using a soft - input hard - output decoder, followed by reliability calculations to obtain oft - decisions from the hard - output of the decoder. the performance of this decoder is nearly optimal and thus the decoding strategy presents a good compromise
針對實際應用中存在的計算復雜問題,在重復譯碼實現中採用軟進/硬出的簡化演算法,用可靠度估計從硬判決輸出中獲得軟信息,從而使譯碼器在性能優越和計算簡便之間獲得了一個很好的折中,並通過硬體實現了tpc的實時解碼,在低信噪比( eb / n0 )的條件下取得了非常低的誤碼率。Low density parity check ( ldpc ) codes are good error - correcting codes, which can approach shannon ' s capacity limit. due to the sparsity of its check matrix, ldpc codes can be decoded only with linear time complexity using iterative decoding algorithm. therefore, ldpc codes have become one of the most attractive fields in the channel coding community
低密度校驗碼是一種逼近香農限的好碼,由於其校驗矩陣的稀疏特性,採用迭代譯碼演算法,它的譯碼僅具有線性時間復雜度,所以目前ldpc碼己成為通道編碼理論界的研究熱點之一。The charictrization, construction and searching algorithm of m - ldpc codes were studied and analsised. base on m - ldpc codes, a new joint coded modulation scheme is proposed ( bp - mlc - id ), which differ form conventional mlc schems in that only one channel coder was used
在上述基礎上,把多級ldpc碼進一步應用於mimo空間,並與空時分組碼有機結合,提出一種新的基於迭代譯碼的時空并行獨立通道聯合編碼調制( bp - stbc - id ) 。A design method based on the decomposition and multiplexing technique of complex instruction, combined the decoding arithmetic of instruction and a step counter together, sub - step realization method of multiclocks is proposed. the similarities and differences of architecture between fsm and multi - ? ocks are discussed from two aspects, timing and state space
提出了執行周期復用的指令分解、指令寄存器與步長計數器聯合譯碼,以及多時鐘同步的控制流設計方法;進而從時間和狀態空間兩個角度深入討論了控制流設計中狀態機和多時鐘兩種常見體系結構的異同。Space - time block codes ( stbc ) based on orthogonal design has attracts enough attentions in its applications in mimo - ofdm systems for its full diversity exploiting and low coding / decoding complexity. these applications include not only system performance improvement, but also reduction of the peak to average power ratio in mimo - ofdm systems. under these backgrounds, this paper first studies space - time block codes under the single carrier, flat fading situation, discusses the encoding / decoding principle and its performance under different channels. then, the author focused on the performance of space - time codes under time selective and frequency selective channels, uncovered the fundamental cause of how maximum doppler shift and power delay profile influences the performance of space - time codes through deduction and simulation
在上述背景下,本文以單載波,平坦衰落通道下的空時分組碼為切入點,深入分析了其編譯碼原理和在不同通道情況下的性能;以此為基礎,後文展開了對空時分組碼在多載波,時間選擇性和頻率選擇性衰落通道下的性能研究,通過理論推導和充分的模擬,揭示了空時/頻分組碼在時頻選擇性衰落通道中的性能變化的根本原因;在以上對多載波系統中空時分組碼的研究的過程中,作者發現了空時分組碼在降低系統峰平比方面應用的可行性,提出了一種降低峰平比的新方法。The decoder processes messages in parallel mode between k sub - matrixes, but the serial mode is used in sub - matrixes decoding
譯碼時, k個子矩陣間以并行機制處理信息,而子矩陣內以串列方式進行譯碼運算。This provides a faster response time for users, a means to identify compile - time bugs before users see a site, a way to avoid deploying source code, and an efficient means of deploying the site to a production server
這為用戶提供了更快的響應時間,提供了在向用戶顯示站點之前標識編譯時bug的方法,提供了避免部署源代碼的方法,並提供了有效地將站點部署到成品服務器的方法。分享友人