boundary detection 中文意思是什麼
boundary detection
解釋
邊界檢測-
Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。 -
The techniques related terrain lod is systematically studied based on the quadtree data structure. combining the data block attemperation idea, we solved the data integrating and preculling problem, presented the boundary constraining solution, and calculated the collision detection for rambling
本文在四叉樹結構的基礎上較為系統的研究了地形相關lod技術，結合數據分塊調度思想，解決了數據連接和預裁剪問題，給出了邊界約束問題的解法，並針對漫遊計算了特定的碰撞檢測。 -
Based on perspective model, it was proposed that drawing camera inner parameters with physics method ; in image processing, especially the particularity of robot object localization and tracking, it was proposed that several effective methods of image smoothing and sharpening, edge detection, boundary tracking ; at the same time, in order to complete object recognition, we introduced the methods of drawing object character parameters ; in object image matching, two kinds of effective object matching arithmetic was proposed ; based on the principle of object 3d information restoration, we proposed two kinds of arithmetic of 3d coordinate restoration of object feature points, and completed object movement parameters estimate and object tracking and prediction, and presented experimental result
以透視成像模型為基礎，提出了用物理方法來提取攝像機內部參數；從圖像處理角度出發，針對機器人目標定位與跟蹤的特殊性，提出了幾種行之有效的圖像平滑、銳化、邊緣提取以及邊界跟蹤的方法；同時，為了完成目標的識別，介紹了目標特徵參數的提取方法；在目標圖像匹配上，提出了兩種快速有效的目標匹配演算法；基於目標深度信息恢復原理，提出兩種目標特徵點三維坐標恢復的方法，同時完成了目標運動參數估計和目標的跟蹤與預報，並最後給出了實驗結果。 -
According to the comparison result, the variance analysis will not be applicable when the allowance range has to be set flexibly according to specific operation requirements although it can achieve a high rate of fault detection. for example, when the allowance range of some particular component gets bigger, the variance analysis could not precisely define the new judgment boundary
比較后發現，方差特徵分析法雖然可以達到很高的故障檢測率，但不適用於元件容差需根據具體要求靈活設定的情況，例如當具體情況中某個元件的容差范圍變大時，用方差分析法卻不能準確地定出新的判斷界限。 -
A shot boundary detection method for news video based on rough sets and fuzzy clustering
基於粗糙集和模糊聚類的新聞視頻鏡頭邊界檢測方法 -
In this paper, an algorithm based on watershed transformation and fuzzy logical catchment basins combination is proposed to suppress or remove the feature of natural background, and applied to infrared object boundary detection and labeling
文中在分水嶺演算法的基礎上，結合模糊邏輯方法，對自然背景下的紅外人工目標的邊界檢測和分割以及紅外背景的抑制進行了探討。 -
The algorithm is based on image pre - processing, image edge detection, and boundary extraction to identify the esophageal boundary in a fully automatic manner
結果：經由本研究所提出自動食道邊緣分割演演算法，對于因受腫瘤壓迫而形成的鋇劑聚積處，可描繪出完整的邊緣，並達到以食道邊緣之移動代表腫瘤在治療中的移動。 -
This dissertation discusses image segmentation technology based on the image visual features, the image neighborhood moment analysis and the related image detection and segmentation system. and the key functional modules ’ analyzed are as follows : the image neighborhood moment ’ s analysis, the adaptive clustering after the visual moment transformation, the boundary detection of the object image and the extraction of the object image area of similar visual brightness
本文討論了圖像視覺特徵鄰域矩分析和基於視覺特徵矩的檢測分割技術，並分析系統中的關鍵模塊:圖像鄰域分析，視覺特徵矩變換后的自適應聚類，目標圖像的邊緣檢測，視同灰度區域的視同灰度提取。 -
The results of the simulation show that boundary conditions have some effect on bridge damage detection, but the damage forms have no effect on it
結果表明，用連續小波空間變換分析識別結構損傷的結果受一定邊界條件的影響，而裂縫的形式對識別效果幾乎沒有產生影響。 -
Carbonate fracture research using multi - scale boundary detection method
利用多尺度邊緣檢測研究碳酸鹽巖裂縫分佈 -
Based on the hsv color model, the method regards the saturation as principle to distinguish the foreground and background, then uses mathematic morphological operation and boundary detection technique to extract valid district of steel pieces
採用hsv顏色空間，並以飽和度為主區分前景和背景，再綜合運用數學形態學運算及邊界跟蹤技術提取出鋼塊的有效區域。 -
Detection model of prosodic boundary based on prosodic features and syntactic information
基於韻律特徵和語法信息的韻律邊界檢測模型 -
The micro shear stress sensor which based on the smart skin for boundary - layer separation point detection of delta wing has been explored in this paper
本文就以用於實現三角翼邊界層分離點檢測的面向靈巧蒙皮的微型剪應力傳感器為對象展開研究。 -
According to the theory of boundary layer and the important of boundary - layer separation point detection of delta wing, the measuring principle and structure scheme of various system alternatives based on mems technology have been discussed, selecting the prototype of better workability. base on the master piece model of micro shear stress sensor
首先，結合空氣動力學的邊界層原理，針對三角翼邊界層分離點檢測在實現主動氣動控制方面的重要性，討論了光學式、電容式和熱敏式微型剪應力傳感器的測量原理和結構方案，選取適合加工條件的微型剪應力傳感器樣件。 -
With frame gather card and ccd, metallographic image which can be processed by computer is acquired after a serials of the applications of digital image technique such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. an automatic quantitative metallographic analysis system is developed with visual c + + 6. 0 to realize the measuring of the size of the metal crystalline grain, evaluation the proportion of the second tissue of the metal, micro hardness. with three - level browser / server mode and active server technology, the system gives the remote user the applying service through network to communicate and analyze the image information
利用數字圖像處理技術，對圖像採集卡或ccd攝像頭採集到的金相圖像進行灰度轉換、二值化、噪音消除、圖像增強、邊緣提取等一系列圖像預處理，獲得計算機可以處理的數字圖像；並利用visualc + + 6 . 0開發定量金相分析系統，以實現對晶粒大小、金相組織第二相相對含量、顯微硬度等參量的自動測量；採用基於browser server的三層體系結構，通過網路訪問，並利用activeserver技術給遠程用戶提供應用服務，以便於根據圖像分析結果，給出專家分析意見，實現異地分析及交流。 -
The main research content of the article is involved as follows : ( 1 ) the research and discussion of the quantitative metallographic analysis methods and the measuring methods of micro hardness. ( 2 ) the application of digital image technique in metallographic image preprocess such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. the application of the wavelet and multi - resolution analysis in metallographic image procession to improve the measuring accuracy and efficiency. the application of the region growth and mathematical morphology in analyzing image parameters to improve the flexibility and exaction
本文的主要研究內容： （ 1 ）定量金相分析和顯微硬度測量的方法研究； （ 2 ）利用數字圖像處理技術，實現金相圖像的灰度轉換、二值化、噪音消除、膨脹收縮、圖像增強、邊緣提取等預處理；引入小波理論、基於數學形態學的區域生長法對采樣圖像進行分析，實現了對採集圖像邊緣的有效提取，從而提高了測量精度； （ 3 ）開發了金相圖像分析系統的主體結構（硬體結構和軟體結構） ； （ 4 ）採用windows開發平臺的面向對象程序設計語言microsoftvisualc + +進行系統的模塊化設計； （ 5 ）提出了採用多模式的知識表示方法建立知識庫，應用正反推理、模糊數學模型、基於規則的模式匹配模型建立金相分析專家系統。 -
A method of video shot boundary detection using unsupervised clustering
一種基於非監督聚類的視頻鏡頭邊界檢測演算法 -
After making a full thought on the previous computer phonetic processing and recognition technology, the author devotes the paper to the designation of phonetic samples, phonetic boundary detection, phonetic auto - segmentation, the design of phonetic distinctive feature database, the memory ways for store phonetic data, the contrastive contents about words and phrases on psc examine papers and the design of the system window. the author also offers a typical flow diagram and a program about using the visual studio software to draw procedures which plays an important role on the realization about the final success of the software system discussed on this paper
在借鑒和參考目前計算機語音處理和識別技術的基礎上，著重對語音樣本的選取、語音端點檢測、語音自動分段、以及語音特徵數據庫的設計、語音數據的存儲方式、 psc試卷單字、詞語的對比內容、系統的界面設計進行了深入的探討和研究，詳細列出了一些有代表性的流程圖，提出了利用visualstudio可視化計算機軟體進行編程的具體方案，對本軟體的最終程序實現具有指導作用。 -
Boundary detection and object labeling is key point in infrared object detection and recognition
邊界檢測和標注是紅外目標探測和識別的一個重要環節。 -
In order to further video analysis, an algorithm of abrupt shot boundary detection based on fuzzy clustering neural network ( fcnn ) is proposed, and it has the advantages of high precision as well as robust to fast move. caption segmentation is the key to the whole process, fcnn can also be utilized to locate caption region, however, the technique is time - consuming. thus an improved projection segmentation method is presented, and the experimental results show that it is simple and practical, and fits for real - time processing
為了便於后續的視頻分析，提出了一種基於模糊聚類神經網路（ fcnn ）的鏡頭突變檢測演算法，實現視頻鏡頭分割，該演算法具有檢測精度高、對運動穩健等優點；區域定位是字幕提取的關鍵一環，同樣利用fcnn分類器可實現字幕定位，但其運算量大，定位精度不高，因此提出了一種改進的投影分割方法實現字幕區域定位分割，實驗表明其簡單實用，適于實時處理；考慮到單個字元背景相對簡單，為此提出了一種基於單字元的字幕二值化演算法，最終在經由字元分割、二值化及殘留背景像素清除之後，得到了清晰、高質的字幕圖像，字元識別結果證明了這一點。
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