均幀 的英文怎麼說

中文拼音 [jūnzhèng]
均幀 英文
frame averaging
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • : 量詞(幅, 用於字畫)
  1. The whole book was evenly fold into rectangle form so it can be opened and closed like a folding fan

    全書按照特定行數,勻地折疊成長方形摺子,可象扇子樣開啟或折疊,從中反映我國書籍裝之精妙。
  2. 2, under equally see the quantity, compress the calculate way s exportation code plain deal connect the good and bad that decide its function of the good and bad, or say, output the code the term of same alike rate the bottom, and the portrait quantity reflected the function of the compression calculate way. adopt with dv all because of the m - jpeg an inside compress the way, efficiency of their compression certainly want lower than mpeg2. certainly, this is an average circumstance, at the time that low code rate, the mpeg2 can compare the m - jpeg compression the ratio high and a lot of but keep the good diagram to resemble the quantity ; but at request the diagram to resemble the quantity the good time for example the sow the room program edit with empress period creation, their difference to is not very big. too is to say, just at the compression efficiency that not emphasize the portrait quantity that the circumstance, mpeg2 is high

    2在同樣的視頻質量下,壓縮演算法的輸出碼率直接決定其性能的優劣,或者說,輸出碼率相同的條件下,圖象質量的優劣反映了壓縮演算法的性能。由於m - jpeg和dv都是採用內壓縮方式,它們的壓縮效率當然要比mpeg2低。當然,這是一個平情況,在低碼率的時候, mpeg2可以比m - jpeg的壓縮比高很多而保持較好的圖像質量而在要求圖像質量很好的時候比如演播室節目編輯和後期製作,它們的差別不是很大。
  3. The synchronization of frequency hopping method referenced the jtrs radio system of usa military, and designed a synchronization method used in our radio include creating the frequency hopping map and the base band frame architecture in frequency hopping mode. the paper also analyzed the synchronization capability on theory. it has been proved correct on theory by showing the false probability, capture probability and the synchronization time

    對跳頻圖案的產生和跳頻的結構,本文不僅從理論上分析了同步性能,給出了虛警概率和檢測概率,估算了同步的捕獲時間,證明能滿足系統指標要求,而且通過與合作單位進行的整機聯調和實測證實了該方案的可行性。
  4. A qos - support protocol, m - dcf, and its schedule model are proposed. by providing different contention window for different classes, the higher class frames the higher access probability. the simulation proves that m - dcf has better performance than dcf protocol on system throughput, discard ratio, frame discard ratio of higher classes, average access delay of different classes

    提出了為不同等級提供不同競爭窗口的改進型dcf : m - dcf協議,並給出了m - dcf的調度模型,通過採用不同的競爭窗口,為不同n西安電子科技大學博士學位論文:無線局域網和ip服務質量關鍵技術的研究的應用提供了不同的接入概率,保證了qos ;模擬結果證明了m一dcf在系統吞吐率、丟包率、高等級業務丟包率、不同等級業務的平接入時延等方面都優于dcf協議。
  5. 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及其校驗方式,推導出傳輸失敗概率(誤率)與通道誤比特率和長的關系,同時給出平傳輸次數和重復傳輸次數的計算公式。
  6. The main task of this paper concentrates on such parts as calibration of measurement sensor, high speed and accuracy image collection and processing, data fusion of different angle of view, visualization of measuring results. to accomplish sensor calibration, a pinhole model of the camera is employed and an equation of a light plane is setup. parameters such as the m array of the pinhole model and the normal vector of the light plane arc acquired through experiment. in image processing, we adopt the template - changing parallel thinning method to improve processing speed and accuracy

    主要研究了攝像機針孔模型的建立及測量傳感器的標定;圖像的快速高精度的採集和處理,在圖像處理中採用多演算法,很好地解決了速度和精度之間的矛盾制約;根據旋動理論建立空間坐標變換數學模型,進而建立其不同視角下的測量數據融合演算法,生成完整的物體三維數據集合;在vc平臺下編寫三維顯示軟體模塊,完成三維測量結果的可視化,實現了三維物體的任意角度的觀察、任意倍數的放大和縮小、任意方向平移及動畫效果。
  7. Since the web browser on handheld pc or palm - size pc is not as powerful as those installed in the desktop or notebook pc, some features like frame - set, java and some other add - ons are not supported

    由於掌上電腦或手提電腦的瀏覽器,規模上不及桌面及個人電腦完善,部分特定程式,例如:設定java及其他附加程式不支援這類瀏覽器。
  8. Then we consider the applications of music structure to audio - based mir and music summarization based on the labeled music structure information. first we extract the pitch class profile ( pcp ) feature vector through the analysis of music representation

    首先通過分析音樂的表達方式提取了pcp特徵,這是一種基於的特徵,它較好的結合了聲學層的頻率和音樂語義層的十二平律信息。
  9. Speckle is caused by object ' s micro - structure, with more less - correlated random structure co - interference in the imaging field, the speckle can be depressed greatly

    採用面內多和動態採集方式可以有效的抑制散斑噪聲,綜合利用這兩種方式可以更好的提高測量精度。
  10. In this paper , an optimal search strategy by dividing the whole surveillance area into regions is presented so that the optimal search can be adaptively implemented in phased array radar. firstly , the inherent relationship among average discovering time , radar resources consumption , search frame period and target distribution density is studied. secondly , parameters for the region search are optimized to achieve the optimal search performance inside regions. then , the optimal search frame period for each region is derived to minimize the average discovering time of targets , where the constraint of radar time resource and the importance of each region are taken into account. finally , the adaptability of this search strategy is discussed. only if the optimal parameters for each region are utilized and the beams are scheduled according to the optimal frame period under the radar time constraint , the optimal distribution and the optimal scanning sequence of beams can be implemented adaptively. thus , optimal search is adaptively implemented in the whole surveillance area

    本文提出一種分區搜索演算法,實現了相控陣雷達的自適應最優搜索.首先,研究了各區域平發現一個目標消耗的雷達資源和目標被發現的平時間同搜索周期以及目標強度的關系;然後,研究了在各區域採用兩步搜索演算法的最優參數設計,實現了局部區域的最優搜索;其次,在雷達時間資源有限和區域重要性加權的約束條件下,導出了使目標被發現的平時間最小的區域最優周期;最後,討論了分區搜索演算法的自適應性.只要採用各區域的最優參數,按最優周期調度雷達波束,就可以自適應地實現使目標被發現的平時間最短的波束的最優分佈和掃描順序,即自適應最優搜索
  11. Because of the broadcasting characteristics and power efficiency of multi - media, tds - ofdm ’ s dcli has strong capacities of adapting to high moving speed and preventing various distortions, it could be applied to the common complex distortion environment of broadcasts that cover large areas ; the time - frequency combination process allows for fast channel estimation and balancing, which could be used to support high - speed moving reception of high definition television

    由於具有多媒體廣播特點和省電功能, tds - ofdm的頭適應高速移動和抗多徑干擾的能力非常強,能適應大范圍廣播覆蓋造成的復雜干擾環境;時頻結合處理的快速通道估計和衡,支持高清電視高速移動接收。
  12. For long time, a kind of device called physical inductive loop was used extensively in vehicle ' s count and violation drive, which detect vehicle by inductive loop buried in surface of ground

    在虛擬線圈的檢測技術中,利用平絕對差分值最小的模塊匹配準則,用當前圖像的某一宏塊在下一內搜索最優匹配。
  13. Typical applications but not limited to, are professional quality video communications ( ip - video ), remote digital surveillance, video conferencing, corporate access for banks, military, villas, mines, border surveillance, traffic control, switching cabinets, warehouses, equipments, remote education medical, high - speed internet service to commercial customers, ddn extension, internet cafes, and real time remote data backup

    促使許多企業用戶放棄adsl , t1e1和中繼線路,轉而使用sdsl ,一些t1e1或中繼業務提供者已經開始將發展重點放在sdsl上。因為sdsl的穩定性、可靠性、安全性遠高於adsl 。造價又遠低於t1e1和中繼線路,越來越多的企業用戶開始使用sdsl服務。
  14. Compensation method of motion among the frames is also an important factor to affect the stability of image sequence, if the image sequence is compensated directly with the acquired movement vectors, it will feel the jumping of frame. in the paper, the parameter to compensate for the current image can be determined by average value filtering and have been applied to given motion model to stabilize the image stream. it can realize smoothly processing the image sequences to assure its stabilization

    由於間運動的補償方法是影響圖像序列平穩性的一個重要因素,直接用運動矢量進行補償,將會使圖像產生跳躍感,本文提出採用值濾波的方法來確定各的補償量,實現了圖像序列的間平滑銜接,提高了動態圖像序列的平穩性。
  15. ( 3 ) for the wireless channels subject to several types of fading existing in different time scales, the dynamics of channel conditions are decoupled into two random processes with different mathematic properties in different time scales. two algorithms in this scheme are proposed to dealing with each time scale : the resource optimizer allocates the resource to maximize the total revenue with price fairness and provide qos guarantees to applications, and the slot scheduler exploits the time variability of

    ( 3 )針對無線通道衰落的多時間尺度特性,將通道條件snr分解到不同時間尺度上,在不同時間尺度上針對不同的衰落特性來設計不同的演算法,完成不同的任務:在大時間尺度()上進行資源分配,面向應用提供qos保證,保持應用間price公平性的情況下,尋求系統總收益utility的最大化;在小時間尺度(時隙)上進行時隙調度,利用各用戶通道容量的時變性,使各用戶獲得比平通道條件情況下更高的吞吐量。
  16. In tracking section, we still adopt the snake to converge on the object contour by improving the energy functions, in the tracking frame, initial points are acquired by calculating the average inter - frame motion vector of the block, because all snaxels have approximately the same motion vector as the moving object is proposed to be rigid and have no salient deformation

    跟蹤部分:根據剛體運動的特點(運動區域具有一致性和不發生較大的形變)求出運動目標的平位移矢量,與在分割部分求出的目標的輪廓點的位置相加,作為下一跟蹤的初始輪廓點,結合改進的snake能量函數使其更精確地收斂到運動目標輪廓上,達到準確跟蹤的效果。
  17. The software has been worked out with vc + +, which can realized " real - time " processing to airborne image sequences. at this settings the system can process 25 frames per second, and the rmse is smaller than 0. 325

    用vc + +編程實現了對航攝圖像序列的實時處理,其處理率達25秒,方根誤差小於0 . 32像素。
  18. The dissertation have made a pioneer study on moving picture acquirement, straw object extraction and moving object tracing in the heavy clutter situation of imbalance lighting, camera and straw moving simultaneously with several similar moving objects on mass background, and obtained following achievements : 1. a capturing system for moving pictures is developed, which could capture and save pictures in real time. the special emphasis is on solving the lost frame problem during images transmitting caused by low transmitting speed of peripheral equipments

    針對拍攝時攝像機與秸稈同時發生運動、光照不、秸稈圖像背景復雜、凌亂、運動物體多等特點,論文對運動圖像採集,秸稈目標提取,目標跟蹤問題進行了較深入的研究,並取得了如下成果: 1本文研究了運動圖像的採集問題,開發了運動圖像採集系統,著重解決了圖像傳輸中由於計算機外設速度跟不上圖像採集速度產生的丟問題,實現了運動圖像的實時採集和保存。
  19. Four benchmark test sequences was used for the simulation, and the average number of cycles required to process a frame of the proposed architecture and average number of reference memory access required per frame has been computed

    本文用四個標準測試序列對所設計結構進行了模擬實驗,統計了該結構平完成一次塊匹配的時鐘周期和平處理一需對參考塊數據存儲器的訪問次數。
  20. The calculation formula of micropiv technique is the original definition of velocity : v = [ s ( t2 ) - s ( tl ) ] / ( t2 - tl ). on the two neighboring frame of images, we search for the two small areas which have the largest correlation. by dividing their distance by their shooting interval, we got the average velocity of this small area in this interval, and then got the velocity of full flow

    Piv測試原理的計算公式,是速度的原始定義: v = [ s ( t _ 2 ) - s ( t _ 1 ) ] ( t _ 2 - t _ 1 ) 。在相鄰兩圖像上,找出相關度最大的兩個小區域,用它們之間的距離除以兩次拍攝之間的時間間隔,就得到這個小區域在間隔時間內的平速度,進而得到整個流場的速度分佈。
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