track detection 中文意思是什麼
track detection
解釋
軌道檢測-
The hospital authority has also started a territory - wide elder suicide prevention programme in october 2002 which provides a two - tiered service of early detection at the community level, and specialist treatment by psycho - geriatricians at fast track clinics
醫院管理局亦已在二零零二年十月展開全港防止長者自殺計劃，提供兩層式服務，及早察覺和識別社區內有自殺危機的長者，並由快速診療所的老人精神科醫生給予專科治療。 -
Research on ultrasonic detection of air bubble in race track
超聲波探測輸液管道中氣泡方法的研究 -
Chapter 4 proposes two false target jamming detection schemes by dual - aperture antenna along - track and cross - track interferometric sar, which are based on moving target detection technique and spatial cancellation algorithm
第四章將動目標檢測技術和空域對消技術引入到對干擾目標的檢測中，提出了沿航跡和跨航跡雙天線干涉對消檢測虛假圖像欺騙干擾的方法。 -
The paper overviews the history of moving targets detection and imaging based on sar, the methods based on doppler filtering, doppler rate filtering, parameter estimation and multichannel sar imaging are discussed in detail. the paper focuses on the two methods used in spaceborne sar which are displaced phase center antenna and along - track interferometric
論文回顧了合成孔徑雷達檢測與成像運動目標的發展歷史，詳細地論述了基於多普勒濾波、基於多普勒速率濾波、基於參數估計以及基於多通道sar的運動目標檢測與成像方法。 -
Dsps is used to accurately detect the moving area of multi - moving objects and information of their geometrical position in the system, at the same time, it pick up the parameters of geometrical feature, gray feature and planar velocity of each area, at last, we integrate the techniques of multi - moving objects detection and construct a self - adapted system to track multi - moving objects. the camera is controlled to keep the object in its field of view. therefore we achieve a real time system to track the multi - moving objects in the complex scenes
本系統利用dsps精確檢測出多運動目標的運動區域及其幾何位置信息，並對各個運動區域進行幾何特徵參數、灰度特徵參數和運動速度參數的提取，最後根據這些特徵參數值結合多目標運動狀態檢測技術構建了多運動目標自適應跟蹤系統，並根據已經計算出的運動目標的速度矢量，通過雲臺裝置控制攝像頭的轉動，使得特定運動目標始終位於攝像機的視野中，從而完成對復雜背景中多個運動目標中特定目標的實時跟蹤。 -
The results of experiment on the railway demonstrate that the system raised the accuracy and instantaneity of track detection effectively
系統的試運行結果表明，該系統設計正確，工作穩定，能夠顯著提高軌道質量檢測的準確性、實時性和易用性。 -
Just as burglar alarms alert homeowners when someone has broken through a locked window or door, intrusion - detection systems alert system administrators when hackers have gotten past a firewall, making it possible to thwart the attack and even track down the intruder
正像有人破窗或破門而入時防盜警報警告房屋主人那樣，當黑客突破防火墻時，入侵探測系統就警告系統管理員，使得有可能挫敗入侵，甚至也可能追捕入侵者。 -
Detecting sonar pulse transmitted by active sonar, it is called " sonar pulse detection ". the main task of it is to measure the working parameter of active sonar and track the target
聲吶脈沖偵察的主要任務是偵察目標主動聲吶的工作參數，對目標實施跟蹤，是利用目標主動聲吶發射的脈沖信號來探測目標的被動測距技術。 -
Ir moving target detection and tracking under complex environment is a key technology problem in ir guidance system and ir alarm system to detect and track the point target in the far distance and the plane target in the near distance
復雜背景下紅外運動目標的檢測和跟蹤是紅外成像制導和紅外預警系統中的關鍵技術難題，它分別針對遠距離點目標和近距離面目標進行檢測、跟蹤。 -
4. the dissertation studies in - depth the multi - aperture sar mtdi based on along - track interferometry ( ati ). it presents and describes the detecting processing in sar image domain using double apertures and analyzes the influence of all kinds of factors including ground clutter, noise, signal - to - clutter, range velocity, multi - look processing and etc on the detection performance
4 、深入研究了基於沿跡干涉釁1 ）技術的多孔徑sar系統地面動目標檢測和成像方法，給出了採用ati方法對兩幅sar復圖像進行慢速目標檢測的完整過程，詳細分析了各種因素如雜波、噪聲、目標信雜比、目標速度及多視處理等對檢測性能的影響，並通過大量的模擬給予驗證。 -
The elements of situation maps include the information of flight track, detection range of radar, capability of weapon attack, and quantification of being attacked etc
態勢圖元素包括飛機的軌跡信息、雷達探測范圍信息、火力攻擊范圍信息，以及受威脅程度的定量描述等。 -
Pile ng examination of the system based on the latest promulgated by the ministry of public security, " motor vehicle drivers license application and management " ( decree 71 ), the two examination subjects ( zhuangkao ), computer images using real - time detection technology and electronic infrared optical interface detection technology, i combine the companies creating two - dimensional moving object identification and tracking software through acquisition of vehicles running state examination pile pole, the signal line, after computer processing, analysis and judgment, the actual realization of the computer monitor screen on the basis of the examination process real - time simulation, tracking examination candidates track and record car line, is set admission, examination results published combines the real modernization zhuangkao tools
本系統依據公安部最新頒布的《機動車駕駛證申領及管理規定》 （ 71號令）中有關科目二考試（樁考）的規定，採用微機圖象實時檢測處理技術及電子紅外線光界面檢測技術，結合我公司獨創的二維移動物體識別跟蹤軟體，通過採集考試車輛運行狀態、樁桿、庫線等信號，經過微機處理、分析判斷，真正實現了在微機監視屏上根據考試過程實時模擬、跟蹤考生考車軌跡並記錄路線，是集錄取、考試、發表成績為一體的真正的現代化樁考工具。 -
Visual analysis of human motion has been receiving increasing attention from researchers in the fields of image processing and computer vision during the past few years. it has a lot of applications in virtual reality, smart surveillance system, advanced user interface, motion analysis and video compressing, etc. this paper focuses on the technology of human motion tracking based on video, first, we make a summarization of the domestic and overseas status of the research in this field. on the basis of this, we analyse the technical difficulties of human motion tracking. as most of the existing model - based methods of human motion tracking perform not so good in some situation as they need mannual intervention, and also the precision of tracking is not so satisfying during the research of tracking of walking people because of the self - occlusion of legs, this paper proposes an algorithm of automatic detection and tracking of legs of the walking people based on monocular image sequences, in which we analyse the features of walking people, track the five joints of lower limbs, get various parameters, and then re - construct the walking process. the main research achievement is as follows : 1 ) we propose an algorithm of markerless automatic extraction of leg skeleton. first we divide the video into continuous image sequences, after background subtraction, the satisfying human region could be extracted, then we get a single - connected region by converting the rgb image to binary image and median filtering. afterwards, the contour of lower limbs in the frame with a widest boundingbox is detected, using sobel operator, to find the ankle joint of leg behind according to the features and rules of walking, then, the joint of knee of leg behind, hip, ankle of leg in front, knee of leg in front could be got in turn. so, model of leg skeleton is constructed
首先將視頻分解成許多連續的靜態圖像幀，經過背景去除，把感興趣的人體區域提取出來，通過二值化，中值濾波等預處理方法得到只有人體的一個單連通區域，然後用sobel運算元檢測出boundingbox最寬幀中人體下半身的輪廓，根據運動規律及特徵找到後腿踝關節點，結合從boundingbox最窄幀中所獲取的腿長依次得到後腿膝關節，跨部關節，前腿踝關節，前腿膝關節四點，從而構建出腿部骨架模型。 2 ）實現了人體步行腿部骨架的跟蹤演算法。在完成對腿部骨架模型的自動初始化之後，本文對跨關節、膝關節及踝關節分別採用運動建模、圓周相交定點演算法、運動預測及預測點周圍搜索rgb相似矩形塊三種方法確定每一幀中其實際坐標，從而重構出腿部骨架的運動過程。 -
Railway departments use dynamical and static detection methods to detect the track condition so as to ensure trains run on it safely
摘要為了保證列車在軌道上安全運行，鐵路部門採用動態檢測和靜態檢測兩種方式對鐵路軌道進行檢查。 -
Railway applications - track - switches and crossings - part 4 : actuation, locking and detection ; german version en 13232 - 4 : 2005
鐵路設施.軌道.鐵路側線和道岔口.第4部分:驅動鎖緊 -
The paper, for the harmonics detection method used in power system, presents an sampling method based on frequency multiplication phase - locked. through phase - locked loop to track the power wave, which not only reduces the affect of spectrum leakage to the harmonics analysis, but also realizes quick. accurate and, real - time measurement
本論文主要針對電力系統中採用的諧波測量方法而提出的一種基於鎖相倍頻採集方法，通過鎖相環對電力波形進行實時跟蹤，既解決了頻譜泄漏對諧波測量精度的影響，又實現了快速的，準確的，實時性的測量。 -
The technique allows the existence of various motion states, track many motion states correctly, including the normal motion states, target disruption, target fusion, entering the scene, and departing the scene based on the paper theories, a traffic parameter detection system is setup
以本文理論為基礎，運用智能交通參數檢測技術開發了一個用於流量檢測的軟體系統，能統計車輛速度，車隊隊長，平均車速統計車流量等參數，並且能完成牌號識別等多種功能。 -
Firstly, the paper introduces the development and application of computer graphics & image technique, discusses the principle and method of cg and digital image processing, such as matrix of the graphic transformation, homogeneous reference frame, sampling and quantization of the image, file format of the image, template operation, etc. secondly the paper introduces the purpose and method of image enhancement processing, explains the each occasion of those methods such as threshold transformation, smoothing processing, sharpening processing, analyzes and contrasts the processing results of object image. thirdly, the paper introduces the method of mathematics morphologic, edge detection and thinning processing, attains character description of image and character dots of the contour. fourthly, the paper processes the coordinate transformation to character dots and basic splines fitting, imports correlative condition to devise meshing line and meshing track
本文首先介紹了計算機圖形圖像技術的發展與應用情況，對計算機圖形學和數字圖像處理的一些基本理論和方法如圖形變換矩陣、齊次坐標系、圖像采樣和量化、圖像文件格式、模板操作等內容進行了討論：然後對圖像增強處理的目的和方法進行了介紹，對諸如閥值變換、平滑處理、銳化處理等方法的應用場合進行了說明，並對實物圖像的處理結果進行了分析與比較；接下來介紹了數學形態學方法、對增強后的圖像進行邊緣檢測的方法和圖像的特徵描述方法，並獲取輪廓的特徵點：隨后對獲取的特徵點進行坐標變換，並進行b樣條曲線擬合，引入相關條件生成齒輪副的嚙合線及嚙合軌跡：最後引入等值線和區域填充表示方法，並以等值線和區域填充的形式對弧齒錐齒輪嚙合模擬的載荷分佈情況進行了直觀的表示。 -
To detect and track moving object using computer vision and image processing algorithms, such as motion detection, template matching, visual probability data association, etc
利用電腦視覺技術進行目標物識別與追蹤，同時以機率資料連結濾波器預測目標物軌跡，再透過雙軸馬達相機平臺以完成即時追瞄任務。 -
Based on the continuity of target ’ s trajectory, a detection algorithm formed by modified dpa and track association algorithm is presented. the modified dpa energy integration algorithm with a confined search field is developed to solve the target energy pervasion problem
針對直接dpa能量累加演算法存在能量擴散的缺點，採用限定搜索窗的dpa能量累加演算法，在減小目標能量擴散程度的同時，提高了累加圖像后的目標信噪比。
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