寬度編碼 的英文怎麼說

中文拼音 [kuāndùbiānmǎ]
寬度編碼 英文
width coding
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 編 : Ⅰ動詞1 （編織） weave; plait; braid 2 （組織; 排列） make a list; arrange in a list; organize; gr...
  • 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...
  • 編碼 : encoded; code; coded; encrypt; codogram; coding編碼表 encode table; 編碼程序 builder; 編碼尺 code...
  1. In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

    針對無連接和面向連接的各種復雜網路環境下，通信頻帶資源緊張，音頻傳輸帶寬有限且復雜多變，而各種音頻數據又日益增多的局面，本文研究小波分析在信號處理方面的數學依據和在數據壓縮方面的實際意義，在前人不斷工作的基礎上，提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法，兼考慮了編碼效率、多碼率和壓縮時延多個方面，並在matlab環境下做了模擬實驗，對各種音頻信號及多種小波函數做了模擬結果比較，實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果，達到多碼率下實現實時編解碼的過程，在高速dsp晶元等硬體設備支持下，可以有效應用於實際復雜多變信源編碼。
  2. The beyond is the simple notation of serial number of pricker, totaled 7 digits of codes, in which the first digit represents the diameter of needle - bar of pricker, the second digit represents the siding of triangle side on functional section of pricker, the third digit represent the length of functional section of pricker, whereas in standard notation, it represents the distance from needlepoint to gradual deflating small port ( lower port ), the fourth digit represents the total length of pricker, which is the distance from the inside of bending helve to the needlepoint, the fifth digit represents the total quantity of dents on the cording of functional section, and the sixth digit represents the model of barb on functional section, while the seventh digit represents the distance between barbs on functional section

    以上為刺針編號的簡單寫法，共7位代碼，第一位是刺針針桿的直徑；第二位是刺針工作段三角面的邊寬；第三位是刺針工作段的長度，同標準寫法所不一樣的是針尖到漸縮錐小口（下口）的距離；第四位是刺針的總長度，按彎柄內側至針尖的距離；第五位是工作段棱上的總齒數；第六位是工作段上鉤刺的型號；第七位是工作段上鉤刺與鉤刺之間的距離。
  3. The numerical simulation equations of the border curves in term of and as well as the matching rules and the frequency dependence of microwave electromagnetic parameters of a broad - band homogeneous absorbing coating with a finite value of reflection loss are available. these results pointed out the direction to develop rams ". according to the radar - absorbing model, the optimized design of rams with thin - layer, light - weight, broadband and strong - absorbing is available by the simple genetic algorithms, which can effectively conduct the research work of rams to the detail. small but completely, the electromagnetic parameter ' s databases of rams that based on actual microwave absorbers have been set up, the object function has been constructed which conform to the involved goals, the adaptive coding measure is taken which extends the coding length dynamically adapting to the condition of the number of actual absorbers or the precision of thickness and absorber - volume - percentage, the decoding technique is initiated which satisfies light - weight and strong - absorbing as well as thin - layer and broadband by adopting of tracing variable restricting conditions dynamically to control total thickness. when decoding, the variable restricting conditions of thickness are dynamically traced, so gain the radar absorbing coatings of light - weight multiple - layer single - ingredient. similary, of thickness and absorber - volume - percentage, of light - weight multiple - layer multiple - ingredient. also, the rams ' demand to radar - absorb performance as frequency is met making use of the penalty function

    作為遺傳演算法的具體實施：根據本實驗室近來研製的吸波材料，建立了吸波材料的相關數據庫；構造了能真實體現「薄、輕、寬、強」優化目標的目標函數；根據材料的實際數量以及塗層厚度精度要求、吸收劑體積分數精度要求，建立了能動態擴展相應碼長的自適應編碼方法；首創了通過動態跟蹤變量的約束條件來控制塗層總厚度的解碼技術，以此實現了在不弱化寬頻、高強的吸波性能目標的同時，兼顧到薄層、輕質的使用性能要求；在解碼時通過動態跟蹤厚度變量的約束條件，實現了多層單組分吸波塗層對重量輕的要求；通過動態跟蹤厚度變量的約束條件和吸收劑體積分數的約束條件，實現了多層多組分吸波塗層對重量輕的要求；使用權重系數變化法，實現了吸波塗層的分頻段吸波性能要求。
  4. This method provides unequal protection for spiht bet stream with different importance, and adaptively adjusts the source and channel coding rates according to the time - varying characteristic of the channel, thus yields good performance and high reliability without adding extra bandwidth. simulations in rayleigh channel show that the scheme can obviously improve the image quality compared to eep and uep scheme, especially when the channel is in bad condition

    本方法通過對spiht編碼碼流重要性的不同而進行不同程度的保護，並利用通道的時變特性自適應地調整信源和通道編碼速率，從而在不增加額外帶寬的前提下有效地提高了系統的性能和可靠性，經過計算機模擬模擬，得出了在瑞利通道中，傳輸條件惡劣的情況下，本方法比eep和uep能更好的提高重建圖像的質量。
  5. The project uses for reference the algorithm thought of sbc ( subband coding ) to measure off the audio to the corresponding frequency width and encode it by the different sensitivity of human hearing, which results in the lower coding rate and bearable voice quality. the algorithm processing low bit - rate audio is designed to be self - adaptive by the situation of network. the component developped by that algorithm and project has already been used in the realtime interactive educational system

    該方案借鑒sbc （ subbandcoding ）子帶編碼演算法思想，將音頻按對人聽覺敏感程度不同劃分為相應的頻帶並進行相應的編碼，從而得到較低的編碼率和較好的語音質量，設計了可根據網路狀況進行自適應的低帶寬音頻處理演算法。
  6. Pulse compression technique and large timeband product signals such as linear frequency modulation signals, nolinear frequency modulation signals, phase coded signals and so on are widely used in modern radar systems to improve the resolving power both in range and in speed domain

    現代雷達為了提高雷達作用距離和速度分辨力、距離分辨力，廣泛採用了脈沖壓縮技術及大時寬帶脈壓信號如：線形調頻、非線形調頻、相位編碼信號等。
  7. The proposed jtc greatly reduces the intensity and width of the strong dc component, sharpens the correlation peak, eliminates cross - correlations among each input target, and the conjugate cross - correlation between the reference and input targets at the same time. in order to calculate the discriminant probability of the objects, a simple but self - explainable statistic function was presented to show where the true object and false object occurred in the unknown input image sequence

    在此基礎上，論文提出了基於位相編碼振幅調制的畸變不變多目標識別聯合變換相關技術，即通過改變隨機位相模板的調制因子的大小來改善相關輸出的性能，一步消除了共軛相關項、輸入待識別圖像之間的互相關項，並大大降低了零級相關峰的能量和寬度。
  8. Speech coding systems are generally based on narrowband speech at present, but its frequency is restricted in 200hz ~ 3400hz and its sample rate is 8khz. with the development of the wideband speech, its bandwidth which is from 50hz to 7khz causes the quality of speech communication to approach in the feeling of face - to - face conversation, and makes the speech natural, expressive and comfortable. hence, it ’ s quite significant in researching on wideband speech coding system. in recent 20 years, the dsp and its software development kit has improved greatly, but the price has fallen sharply, thus it has more and more widespread applications now

    隨著當今世界的飛速發展，寬帶語音越來越受到人們的青睞，因為它的50hz 7khz的帶寬使得語音通訊質量接近於面對面交流的感覺，大大提高了語音的自然度、表現力和舒適度。因此，開發研製基於寬帶語音的編解碼系統具有十分重要的意義。在過去的短短二十年裡， dsp處理器的性能得到很大的改善，軟體和開發工具也得到相應的發展，價格卻大幅度地下降，從而得到越來越廣泛的應用。
  9. Presented a scalable method of qos provisioning in the broadband residential ethernet - based access network that offers qos guarantees for voip, tv, vod, etc. the cbr encoding control scheme with fixed services promises predictable traffic characteristics, which simplifies qos mechanisms and network designs ; the differentiated approach promises a scalable qos architecture for the carrier - grade broadband residential access network ; combining network dimensioning, diffserv and pricing promises qos provisioning with effectiveness and operability

    結合cbr編碼控制機制和限定服務類型提供可預測的通信量特徵，簡化了網路設計和服務質量方法的復雜度：採用區分服務方法，滿足了大規模寬帶社區網的高擴展性要求；結合網路容量規劃、 diffserv框架和定價機制研究多業務的服務質量，確保了服務質量方法的有效性和可操作性。
  10. This is just a method for using to passing 16 bits 44. 1s khz passage compressing more musics within many hdcd technique, look like technique read with the strong scope of 16 bits coding. that system at used the process to inside expressed extreme of excellent technique, also reflected a personal sense of hearing, recording, electronics design with figures number coming of modern ear that handle. the graveness that hdcd technique is a figures stereo set leaps. the easy to do compares a mother for using the hdcd plait the solution code to take with a tradition of 16 mother that bits 44. 1s khz the edition take, and the hdcd can get the resolution of more detailses ; the restoring of tone color is too more accurate ; the high part is more smooth, and also little the trace of the many artificial ; more wide and dynamic scope ; big development with complicated chapter more contain clarity ; field of more wide voice ; when the musical instrument of the other and big volume give musical performance, can more goodly the hear the small volume musical instrument deeply thought to deduce. even we expect already a long time of the cd system type of the high quality way for a life time empress, 16 bits 44. 1s khz system type cd will still very longly a period of time inside can t withdrawing the music satge, because hdcd system providing first kind from the cd format obtaining bestly music

    Hdcd技術是數碼音響的重大飛躍。輕易比較一個用hdcd編解碼的母帶和一個傳統的16bit 44 . 1khz版本的母帶， hdcd可以得到更多的細節解析度音色的還原也更加準確高音部分更加平滑，也少了許多人工的痕跡更寬的動態范圍大動態和復雜的章節更有透明度更寬廣的聲場當其他大音量的樂器演奏時，可以更好地聆聽小音量樂器的精微演繹。即使我們期盼已久的超高音質的cd制式面世后， 16bit 44 . 1khz制式cd仍將很長一段時間內不會退出音樂舞臺，因為hdcd系統提供了一種從cd格式里獲取最好音樂的方式。
  11. The following code example converts a unicode string into an array of bytes using the

    此寬度可變編碼方案用一至四個位元組表示字元。
  12. The standard is designed to give a new technical solution for a broad range of applications, such as very low bit rate conversational services and entertainment quality broadcast, interactive video - on - demand services etc. for the enhancement of the coding efficiencies, the new standard adopts new tools as following : multiple reference pictures, variable block - size with seven block sizes in motion prediction, quarter - pixel accuracy for motion vector, short word - length integer transform, context - adaptive entropy coding and loop filter deblocking

    H . 264 / avc標準支持從低帶寬、高誤碼率的無線移動視頻通信到高帶寬、低誤碼率的有線視頻廣播等多種應用，因此，日益受到業界的關注。為了實現更高的編碼效率， h . 264 / avc標準採用了很多新的編碼技術，如多參考幀預測、多尺寸編碼塊模式、 1 / 4像素精度運動矢量、整數變換量化、基於內容的熵編碼、新型幀內預測、去除方塊效應的濾波器等。
  13. These are correlation characteristic parameter, fourier spectrum characteristic parameter, power spectrum characteristic parameter, time domain amplitude characteristic parameter, linear prediction coding coefficients, instantaneous characteristic parameter, absorb and decay coefficient, velocity characteristic parameter and wavelet packet transform characteristic parameter. the parameters contain the surface relatively wide, the prediction which is suitable for the goal of many kinds of seism needs

    分別為：自相關特徵參數、付立葉譜特徵參數、功率譜特徵參數、時域振幅特徵參數、線性預測編碼系數、瞬時特徵參數、吸收衰減系數、速度類特徵參數和小波包變換特徵參數，參數涵蓋面較寬，適用於多種地質目標的預測需要。
  14. Because many image information data need to be transmitted and preserved, it is difficult to meet the requests for image information data to be transmitted and preserved by depending only on increasing the width of signal band and the processing speed of computers, we need to use image compression techniques to help to satisfy the requests

    大量的圖像信息需要存儲和傳輸，僅依靠提高通道帶寬和計算機的處理速度，不能滿足人們對圖像信息存儲和傳輸的需要，這就需要結合圖像的壓縮編碼技術來滿足人們的要求。當前圖像壓縮技術在生物醫學應用、無線通信、計算機圖形圖像處理等許多方面有著廣泛的應用。
  15. In next mobile communication system to suffice more and more high - speed data service and demand of qos ( quality of service ) many new wireless link layer transport technologies are going to be used such as mimo ( multiple input multiple output ), ofdm ( orthogonal frequency division multiplexing ), channel coding and acm ( adaptive coding modulation ) etc. low density parity check ( ldpc ) codes were first discovered in 1960 ’ s which belong to linear block codes with their parity matrix being sparse

    下一代移動通信系統為了滿足移動用戶對高速、寬帶數據傳輸業務不斷增長和更高服務質量的要求，採用了許多新的無線鏈路傳輸技術，包括多天線發射和接收技術、正交頻分復用技術、通道糾錯編碼技術和自適應編碼調制技術等。上世紀60年代提出的低密度校驗碼，是一種校驗矩陣為稀疏矩陣的線性分組碼。
  16. On the above, to overcome the pre - maturity and low speed of search in the late phase of multicast routing algorithm based on genetic algorithm, the author gives the multi - population parallel annealing genetic multicast routing algorithm to solve the bandwidth, delay, delay jitter and packet loss constrained least - cost multicast routing problem, which combines the

    在此基礎上，將多種群并行技術和退火技術相結合，以克服現有基於遺傳演算法的組播路由演算法過早收斂和後期搜索速度較慢的缺陷，且使用樹狀編碼方法，提出求解帶寬、時延、時延抖動和分組丟失率約束的代價最小組播樹的多種群并行退火遺傳組播路由演算法。
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