幀計時 的英文怎麼說

中文拼音 [zhèngjìshí]
幀計時 英文
frame timing
  • 幀 : 量詞（幅, 用於字畫）
  • 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...
  • 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...
  • 計時 : reckon by time; timing; chronography
  1. The merits and demerits of frame differential method in motional detecting were analyzed and optimized

    詳細討論了運動檢測中幀差法的優缺點，並設計了快速實現演算法，同時提出了對原有方法的改進。
  2. The subject has mainly finished designing and debugging software and hardware of a / d decode module, fpga video processing module, video data frame deposit module, base clock produce module, d / a encode module, i2c bus control module, etc. a / d decode module gathers analog tv signals and realize video decode ; fpga video processing module deals with the data after decoding and produces systematic logic control signal ; video data frame deposit module offers the buffering area to a large n umber of high - speed video data ; base clock produce module through input basic video signal offers system accurate relevant synchronous signal ; under control of video processing module d / a decode module convert digital video data into compound tv signal which can be shown in tv directly ; i2c bus control module is used to initialize the chip of system by simulating i * c bus timing

    本課題主要完成了a d解碼模塊、 fpga視頻處理模塊、視頻數據幀存模塊、基準時鐘產生模塊、 d a編碼模塊、 i ~ 2c總線控制模塊等部分軟、硬體設計及調試。其中a d解碼模塊採集模擬電視信號實現視頻解碼； fpga視頻處理模塊對解碼后的數據進行去噪處理的同時還負責系統的邏輯控制；視頻數據幀存模塊為大量高速的視頻數據提供緩沖區；基準時鐘產生模塊通過輸入基準視頻信號為系統提供精確的相關同步信號； d a編碼模塊在視頻處理模塊的控制下把數字視頻數據轉換成復合電視信號供顯示用： i ~ 2c總線控制模塊模擬i ~ 2c總線時序實現對系統中編、解碼晶元的初始化。
  3. The sender eventually will time out and retransmit all unacknowledged frames, beginning with the lost or damaged one

    最後發方將會不計時，並且由丟失的或損壞的一幀開始，重發所有未接收的幀。
  4. First, the energy would diffuse after multiple frames accumulation and bring agglomeration effect. second, the amount of calculation and storage level are huge when the snr is low, especially the number of accumulated frames is large. to solve the problems, two methods have been resorted

    但由於其本身存在著不足，一是多幀積累后能量擴散，產生團聚效應;二是在信噪比較低時，需要積累的軌跡很多，存儲量和計算量都較大，尤其是當積累幀數較多時。
  5. The bridge can continue push the dvb - c transport stream coming from the receive card to the universal media player to display online. in order to be compatible with the data rate in the bridge, the parser must have these functions : identifying the format of each elementary stream ( es ) ; repacketing the es frames or packets into small samples ; timestamping each sample for decoding and delivery by the arithmetic of getting the pts of an audio frame

    音視頻解析器的設計兼容了橋接器對數據推送的速率，在該解析器中通過「解析音視頻基本流」演算法來識別出每一個流的格式、每一幀數據，並對這些數據重新打包成一個個數據sample ，再通過「音頻pts的獲取」演算法給這些sample打上正確的「 directshow 」時間戳，最後在相應的輸出pin上進行發送。
  6. B3g designs a flexible frame which can adapt to different data transfer rates between downlink and uplink and can adapt to variable mobile speed

    B3g設計了適用於上下行不同數據量要求的幀結構，以及適用於不同移動臺速度的時隙結構。
  7. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對數字減影血管造影（ dsa ）成像系統的組成結構和數據流向進行了深入研究和分析，並對系統中的數據流向進行了完整的歸納和總結，給出了x線數字成像系統中的高速大容量數據通道的設計方案；在對sdram的控制方式做了深入探討后，給出了實現大容量多條sdram共同工作的解決方案，在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲；通過對pci總線介面的深入研究，優化後端狀態機設計和低層驅動程序開發，給出了完整的pci介面方案實現高速dma數據傳輸，完全可以滿足視頻傳輸要求；深入研究了基於大規模可編程器件的數字系統設計方法，針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點，提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案，從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。
  8. In video shot segmentation, an improvement to double - threold shot segmentation algorithm is provided, which uses multi - frame sampling technique and can improve the performance significantly on the detection of gradual transition. an abrupt transition detection algorithm is also developed on the basis of the closest pixels matching in spatio - temporal slice, which decreases the false rate and computing strength greatly

    在視頻鏡頭分割方面，提出了一種基於多幀抽樣的雙重比較鏡頭分割演算法，有效地提高了對視頻鏡頭漸變檢測的性能;同時，針對視頻鏡頭突變的檢測，提出了一種基於最近鄰像素匹配的時空切片鏡頭突變檢測演算法，該演算法顯著降低了突變檢測的虛檢率和計算量。
  9. Visually, it is slightly more appealing than pure vertex based animation, since the intermediate frames are filled in dynamically at run - time

    而在真實感上，它比基於頂點的動畫也要好很多，因為中間幀都是實時動態的計算出來的。
  10. Based on this method, we also design a key frame extraction algorithm, which can transform the problem of recognition in videos to the problem of recognition in key frame images

    同時，我們設計了相應的關鍵幀提取演算法，將視頻的皮膚檢測問題轉換為關鍵幀圖象的皮膚檢測問題。
  11. And the solutions of the three problems above are discussed : the solution to the simulcast interfering which is caused by the simulcast delay spread ( sds ) and the zero - beating is given in chapter four. based on the well understanding of the principle of ms - i / h / 0 in ipnp, the examples are given in chapter five on how to solve the problem of communication interruption between paging zones. through the analyse of signal switching between chengdu and deyang, the synchronization error between flex frames, and the bug in the multi - frequency roaming principle are pointed out

    通過以上分析，文章探討了對上述三個問題的解決： ?對同播干擾問題，分別分析了時延差和零拍頻所造成同播干擾的客觀存在，探討了系統設計和網路優化的基本方法； ?對ipnp聯網障礙，提出了在掌握ipnp對各pncc作為輸入局歸屬局?輸出局（ ms ? i h o ）的靈活定義、以及相關參數配置原理的基礎上，分析聯網障礙的思路； ?對信號切換障礙，以成都和德陽兩地的局部廣域覆蓋為例，分析了flex幀失步和flex多頻漫遊原理設計缺陷的客觀存在，並探討了相關的解決方法和建議。
  12. For example, carrier frequency offsets, which are caused by the inherent instabilities of the transmitter and receiver carrier frequency oscillators, can lead to severe system degradation due to inter - carrier interference ( ici ). symbol timing synchronization must also be achieved in order to avoid inter - symbol interference ( isi )

    其載波頻率誤差會引入子通道之間的干擾（ ici ） ，而幀同步的誤差會引入符號間干擾（ isi ） ，同時還會對通道估計帶來嚴重的影響。
  13. In packet based wireless video communications, when best band distribution, not only source distortion should be considered, but also channel distortion caused by channel errors. the existing macroblock - layer rate control schemes calculates quantization parameters of all macroblocks ( mb ) in a frame in a raster scan order, and then encodes the mbs in the same order. actually, the quantization distortion is heavily dependent upon the coding order of mbs

    在基於包的無線視頻傳輸中，最佳帶寬分配時，不僅要考慮信源編碼失真，也要考慮由於通道差錯引起的通道失真；已有的宏塊層碼率控制演算法以矩陣掃描的順序計算一幀中所有宏塊的量化參數，事實上量化失真與宏塊的編碼順序有很大關系，改變宏塊的編碼順序，使復雜的宏塊分配到更多的比特數，顯然能大大提高編碼效率。
  14. In this paper, the author provide some theory research results, as following : protocol testing contents ; protocol testing methods ; the application of " formal technology " in networking testing and so on. besides these, author research and develop the testing tool of " activetester ", which not only includes all functions of traditional testing tools, but also have the function of sending packages. it can send all types packages, for instance, mac packet, ip packet, icmp packet, igmp packet, arp packet and so on

    為了科學地進行主動性測試，作者對協議測試理論進行了必要的補充，提出了自己的觀點，如協議測試研究的內容、協議測試的方法、形式化技術在協議測試中的應用等；同時為了便於測試人員掌握、使用主動性測試技術，作者研發了報文發送、偵聽、分析工具? activetester ，它除了具備傳統網路工具（如， sniffer ）所具有的報文偵聽、流量統計分析功能外，增加了報文發送功能，可以發送mac數據幀、 ip報文、 icmp報文、 igmp報文、 arp報文等，在此基礎上還可測量網路整體的吞吐量，響應時間，故障定位，協議一致性測試等。
  15. ( 2 ) based on the review and analysis of typical object detection methods, especially the temporal difference, a moving objects detection algorithm based on three frame difference is proposed. this algorithm employs many new technologies, such as adaptive frame interval, half - pixel global motion estimation and compensation, adaptive change detection and object repair, therefore it is very practical

    2 .在總結常用運動目標檢測方法，並詳細討論時間差分法的基礎上，針對實地拍攝的紅外圖像序列，提出了一種基於三幀差分的運動目標檢測演算法，該演算法採用自適應幀間隔、半象素全局運動估計與補償、自適應變化區域檢測、抗噪聲形態學處理和目標修復等一系列新技術，具有很強的實用性。
  16. Based on the realization of the encoder / decoders, this scheme aims at the highest rate downstream frame, and has realized the parallel fec circuit and scrambler complying with the protocols and maken a simulation. the fprme decoder is advanced in the world. the parallel fec circuit completely conforms to the itu - t protocols, and has important practical value

    在rs （ 255 ， 239 ）硬體編碼器/解碼器實現的基礎上，本文按照gpon協議要求，針對gpon中最高速率2 . 488gbps的下行幀，通過設計復雜的操作時序，實現了符合協議規定的32位并行fec編解碼和解擾碼電路，並作了模擬。
  17. According to similar ft3 frame format and its checkout mode of dnp data link layer, the relationship between fer ( frame error rate ) and ber ( bit error rate ), frame length is deduced. the computation formulas of average transmission times and repeat transmission times guaranteeing the correct transmission of telecontrol information are given as well

    根據dnp3 . 0規約數據鏈路層類ft3幀及其校驗方式，推導出幀傳輸失敗概率（誤幀率）與通道誤比特率和幀長的關系，同時給出平均傳輸次數和重復傳輸次數的計算公式。
  18. The real time server is described first, which emphasizes on some key points such as entry control, the design of data frames and cache control. it shows the effect of data compressing to the progress of multimedia application vigorously

    在實時服務器端的解說中，闡述了接入控制、數據幀設計、緩沖控制等技術的關鍵點，並展示了數據壓縮技術的發展對多媒體應用的巨大推動作用。
  19. In a real - life system, the simpy model may or may not fit the conceptual scheme ; it is easy to imagine a resource that inherently limits its utilization for example, a server computer that severs a connection if it does not get a satisfactory response in a required timeframe

    在實際系統中， simpy模型可能適合概念性方案，也可能不適合；很容易想象到資源在本質上會限制其利用率（例如，如果服務器計算機在必需的時間幀內沒有獲得滿意的響應，則它會中斷連接） 。
  20. In the phase of training, it gets the sampling data from the wave files which were stored in the voice library by using the mci functions. then calculates the character vector ( 12 ranks of lpc and lpcc ) and trains them by clustering method, so we get the templates used by speech - recognition, this templates were stored in the template library. in the state of recognition, after calculating the character vector of input voice, we compare it with the character vectors of templates, and then find the best one or refuse it

    系統的組成模塊與語音識別系統的基本構成模型基本一致，在訓練過程中，通過調用mci （ mcimultimediacontrolinterface ）提供的函數從語音庫中的波形文件中讀取采樣數據，分幀計算出由12維線性預測系數和12維線性預測倒譜系數構成的特徵矢量，並按照聚類的方法進行訓練，得到后續語音識別時需要的模板，存放于模板庫中。
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