key frames 中文意思是什麼

key frames 解釋
關鍵幀
  • key : n 1 鑰匙。2 要害,關口,要沖。3 關鍵,線索,秘訣;解法。4 (外國書的)直譯本,圖例,題解,圖解,...
  • frames : 車架
  1. The system stores spatial data and characteristic data into central database, and provides services to users in server / client mode. as the research emphases of this thesis, several key sub - systems are designed and realized. the digital map input and maintenance subsystem performs format conversion, editing and updating of spatial data ; the rail - track video playing subsystem uses video recording as reference data, then plays, inquires and traces the corresponding frames in synchronous to the scaled mileage, realizing the query of the active picture frames ; the digital map query subsystem fulfills the map query, preview and spelling of digital map orthograph

    其中,地形圖輸入與維護實現了數字地圖的格式轉換、編輯處理以及空間數據的更新操作,解決了不同格式空間數據的互相轉換問題;線路錄象播放將線路錄像數據作為系統的一種索引數據,活動影像的畫面與里程相對應,實現了基於線路錄像的播放、查詢和檢索的功能,實現了基於活動畫面的查詢檢索功能;數字地圖子系統完成了圖形查詢、數字地圖與線路正射圖像瀏覽、圖幅拼接等功能。
  2. At present, the model of drafting assembly manufactured domestically and abroad, which is the key part of spinning frame, mainly includes skf model, ina - v model and hp model, etc. while numerous spinning frames manufactured by our country adopt skf model drafting mode which employs spring cradle pressurization and proparea long and short apron drafting, owning advantages of stable running and others

    目前國內外製造的細紗機關鍵部分牽伸裝置的形式主要有skf型、 ina - v型、 hp型等幾種。而我國製造的細紗機多數採用skf型牽伸形式,這種牽伸形式採用彈簧搖架加壓、前區長短皮圈牽伸,有其運轉穩定等特點。
  3. In chapter 4, the system model based on the theory of multi - agent was built for simulation experiment. 3 groups of agents, data - gathering agent, data - disposing agent and decision - making agent were brought forth with their frames, functions and key technologies to realize them

    第四章討論了基於多agent理論的模擬實驗系統的開發,介紹了數據採集agent 、數據agent和決策agent的結構,功能及實現技術。
  4. And also, the number of key frames can be slightly lesser than what it would have been with pure vertex based animation

    因此,需要關鍵幀的數量較少一些,與基於頂點的動畫而言它干凈些。
  5. An advertisement search system base on the key frames and streams of h. 264 / avc is developed in this dissertation

    在鏡頭邊界檢測的基礎上,設計並實現了一個基於h . 264 / avc碼流的視頻廣告查找系統。
  6. The key frames are detected using the motion features, color features and texture features of skin in key frame images

    關鍵幀圖象皮膚檢測方法從皮膚的運動特徵、顏色特徵和紋理特徵三個方面進行綜合考量。
  7. Through the segmenting video into shots, we can represent the visual content of every shot with key frames abstractly

    通過合理的把視頻分割成鏡頭( shot ) ,我們可以用關鍵幀( keyframe )作為鏡頭視覺內容的有效抽象。
  8. The main work in this thesis is video temporal segmentation, each video sequence could be hierarchically segmented as : scenes, shots and key frames

    本文主要研究了視頻時域分割問題,將整個視頻劃分為若干級的層次結構:場景、鏡頭、關鍵幀等。
  9. In our model, videos are represented in a hierarchical structure with four layers from frame, shot, scene to story unit, and key frames, etc. are introduced to describe the features and contents of layer

    該模型描繪了從幀、鏡頭、場景到故事單元的結構化層次,並引入關鍵幀等概念分別描述每個層次的視頻特徵。
  10. The frames of bulldozers is the key parts which connect mainframe with bearing elements on ground the loads on frames are so great that the frames are liable to cause deformations as to affect the normal work of bulldozers

    履帶式推土機作業工況惡劣,臺車架是連接主機架與地面支承元件的關鍵部件,其受力較大,容易發生變形而影響正常工作。
  11. The experimental results show that the matching method using distance image in leg movement, using key frames in walking tracking, and the matching between the model and first frame based on head location are the contributions to the human movement research

    實驗結果表明,本文的基於距離圖像的腿部運動跟蹤和基於關鍵幀的人體步行運動跟蹤,和以頭部為基準將模型與圖像序列首幀相匹配的方法具有自己的特色。
  12. 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。
  13. In addition, the concept of scene centriod is introduced to represent video scene by averaging of all key frames inside a group of shots in the given video scene, which makes an audacious attempt for high - level video unit extraction and representation ; 4 ) according to the given sample video, shot and scene - based video retrieval methods are discussed respectively, and the evaluation pricinples are also discussed

    進而,討論了由場景中一組鏡頭的關鍵幀的質心表示場景關鍵幀,即場景質心的方法,從而為抽取高層的視頻數據單元做出了大膽的嘗試; d )從給定樣本視頻出發,分別討論了基於鏡頭和場景的視頻檢索方法,並分析了檢索性能評價的準則。
  14. The center index block holds important information for the sense of human ' s eyes ; moreover, it is also the important texture information among i - frames. therefore, it will play a key role to retrieval too

    由演算法可知,中心索引塊保留了人眼所能感知的重要信息,同時也是i幀間相關的重要紋理信息,因此,它對檢索也將起到非常關鍵的作用。
  15. The only difference is that, the vertex positions are stored only for key - frames

    其主要區別是,它的頂點位置僅用來存儲關鍵幀。
  16. It needs the designer to set some key frames manually, and at every key frame, the designer should also set the object ' s motion property according to his experience or scientific compute results. then computer gives some interpolatory values and realizes the whole movie. though a lot of commercial soft wares have some intelligence and can set the interpolatory values to achieve users " requirement in some degree, these soft wares ca n ' t satisfy users " requirement well, especially when users want to express their interactive desire

    雖然目前優秀的商業應用軟體已經具備了一定的智能,對這些關鍵幀之間的插值演算法進行某些設定,如使物體運動的速度在兩個關鍵幀之間呈拋物線分佈,達到緩慢啟動和停止的效果,使之具備一定的真實感,然而這些工作仍然遠遠不夠,尤其是用戶想在運動過程中想表達交互願望時,這些軟體的表現更是難以滿足。
  17. The experimental research for beam - to - column connections of steel frame and the research influence on the steel frame is one subject of 2001 ' key research subject of ministry of construction of china, grant no. 01 - 2 - 085. researching for of beam - to - column connections under cyclic loading, for the factors effecting on the connections, for the deformation and failure character of connections, the arising order of plastic hinges and load - deformation hysteretic behavior of three pane frame under cyclic loading, the effect of semi - rigid connections on the frames, is the major purpose of this study

    本文進行的鋼框架樑柱連接的試驗研究和對框架的影響研究是建設部2001年科技攻關項目《新型空腔結構板輕鋼結構體系應用研究》的子課題,旨在研究樑柱連接在循環荷載作用下的滯回性能、影響連接的各種因素、連接變形特徵和破壞特徵;研究三榀平面鋼框架在循環荷載作用下構件塑性鉸出現的順序, p ?的滯回性能以及半剛性連接對框架側移以及塑性鉸出現順序的影響。
  18. Motion estimate is the key skill in video coding, a way of between frames coding. it bases on the theory of temporal correlation between frames, to reduce temporal redundancy

    運動估計是視頻編碼的關鍵技術,它是一種幀間編碼的方法,其最基本的原理是利用幀間的時間相關性,減少時間冗餘度。
  19. A algorithm of shot coarse classification is proposed, firstly, key frames are extracted in equal interval in a shot ; then for a frame, dominant colors are obtained by hue, furthermore, the variance of dominant colors and ratio of clustered colors are computed, by which the corresponding frame could be classified into playing or non - playing frame, finally, a shot could be classified by the percentage of playing frames

    2 .在鏡頭粗分類中,首先在每個鏡頭內等間隔地提取關鍵幀,隨后得出主顏色序列,並對主顏色序列進行方差統計和聚類顏色比率的計算,最後依據比賽幀比率來進行鏡頭分類。
分享友人