sampling frame 中文意思是什麼

sampling frame 解釋
抽樣范圍
  • sampling : n. 1. 取樣(品),取標(本)〈指行動或程序〉。2. 樣品,標本。3. 剽竊拼湊歌曲。
  • frame : n 1 機構;組織;系統。2 結構,框架,構架,骨架,骨骼。3 體格,身軀。 4 精神狀態,心情。5 【園藝】...
  1. Static mathematic model of drum accommodation and control is presented, and instruction model control strategy of sample intervals is presented based on differences between characteristic equations of lifting frame and characteristic equations of top and bottom board change among the sampling spots, the rules of this method are few, simple, easy to operate and meet controlling demands

    給出了滾筒調控靜態數學模型,並根據調高機構的調控特徵方程與采樣點間頂底板變化特徵方程的差異,給出了在其采樣區間內的指令式控制策略,其方法的規則條日少、簡單易運算、符合實際控制要求。
  2. The average species similarity was 0. 68 between semi - quantitative ( kick sampling plus d - frame net sampling ) and quantitative samples in the same site, higher than that of 0. 56 in the lotic water, 0. 45 in the lentic water. 3. no significant difference was found in metrics calculated from the data of quantitative and semi - quantitative samples in the same site respectively

    從種類相似性看,同一樣點半定量樣本(踢網樣加d形抄網樣)與定量樣本(索伯網樣)之間的相似性最高,平均為0 . 68 ,高於急流棲境中定量樣與半定量樣的種類相似性0 . 56 ,以及靜水-緩流棲境中,定量樣與半定量樣的種類相似性0 . 45 。
  3. In lotic water, there were no significant difference in number of species and individuals between quantitative ( surber net ) and semi - quantitative ( kick sampling ) samples, although more species and individuals were collected by semi - quantitative than quantitative sampling. in lentic water, the significant difference was existed in the number of species ( z = - 2. 032, p < 0. 05 ), but it showed no significant difference in individuals between quantitative and semi - quantitative ( d - frame net ) samples. 2

    急流棲境中,半定量樣本(踢網樣)的個體數和種類數通常高於定量樣本(索伯網樣) ,但種類數無顯著差異;靜水-緩流棲境中,半定量樣本( d形抄網樣)的個體數和種類數一般也高於定量樣本,且種類數有顯著差異( z = - 2 . 032 , p 0 . 05 ) 。
  4. It is evident that the 3 - dspatio - temporal sampling grid contains more information than any 2 - d still - frame sampling grid

    顯然,三維時空采樣比任何一個二維靜態幀采樣柵格而言它包含更多的信息。
  5. 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。
  6. The contents of this research include building the hardware system and developing the software system. the key problem to solve is how to transmit high quality images by a low bit network streaming. hardware system for image sampling is mainly configured by purchasing equipments, which requires the time - consumption of single frame under millisecond, the producer of the image sample card providing sdk and the sampling card working stably and unfailingly for long time

    離子探針樣品圖像處理系統要解決的三個問題: 1 .快速、有效的獲取離子探針樣品圖像; 2 .對獲取的樣品圖像進行處理,使它適合低速率網路環境下的圖像傳輸; 3 .在滿足客戶要求的情況下使傳輸的圖像數據量盡可能的小。
  7. In this paper, the main frame of the graph data collection system of dmas is provided, the basic principle of the hardware system is analyzed, and the functions of automatic focus, automatic sampling, and picture joint are described at length

    本文主要介紹了dmas智能化鐵譜分析系統的圖像數據採集系統的基本框架,分析了系統的硬體原理,詳細描述了自動聚焦、自動采樣、圖像拼接等具體功能的實現。
  8. 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。
  9. A deadbeat controller is utilized in the stationary frame, eliminating the machine back electro motion force with an assumption that it is a constant in one sampling interval

    通過差分消去電機模型中的反電動勢,利用補償電壓進一步消除電流誤差。
  10. Embedded technologies, multi - way technologies and sampling technologies are used to reduce the sampling rate by software, so that the system can provide appropriate image format according to the condition of network and can eliminate aliasing noise. the system also uses motion detection to control the frame rate. therefore, the system can save transmission bandwidth effectively and design to provide multiple degrees qos according to the network condition

    本方案採用了嵌入式技術和多路技術,並從采樣技術入手,軟體調整采樣率,使得系統能夠根據網路狀態提供適當格式的圖像,消除欠采樣噪聲,而且通過運動檢測來控制幀率,從而可以有效地節省傳輸帶寬,達到根據網路情況自適應地提供多種qos服務等級的目的。
  11. In the part of platform designing, proper peripheral chips are chosen according to the audio signal format. and how to achieve channel synchronization in the receiving part is an important aspect of wireless transmission system. in order to solve this problem, three algorithms are used ; those are scramble / descramble, improved over - sampling, and frame synchronization protocol

    在硬體驗證平臺的設計部分,文章根據音頻信號的特點選擇了適當的外圍晶元,並且針對無線傳輸接收端的同步問題,採用了三種演算法來減少失步現象,即擾碼/解擾演算法,改進型的過采樣演算法,以及幀同步協議。
  12. Calculationfor frame - frequency characteristics of sampling - data control system

    采樣控制系統幅頻特性的一種計算方法
  13. Irregular sampling theorem on the frame

    框架下的不規則采樣定理
  14. The survey covered young people aged 15 to 24 who arrived in hong kong during the period from 1 january 1996 to 30 june 1998. the records of new arrivals maintained by the international social service hong kong branch iss - hk served as the sampling frame

    是次問卷調查的抽樣榜sampling frame由香港國際社會服務社提供,對象為年介乎15至24歲之新來港青少年。
  15. The sampling frame was composed of the lists of youths aged between 14 and 19 from nine institutions of the correctional services department, four boys and girls homes of the social welfare department, and the aforementioned five collaborating agencies. data collection was carried out in november 2002 and ended in march 2003, just before the outbreak of sars in hong kong

    抽樣范疇包括懲教署屬下九間教導所和勞教中心、社會福利署轄下四間男童院和女童院,及上述五間社會服務機構所服務的十四歲至十九歲的青少年。
  16. Thirdly, i describe the hardware design which include the simultaneously sampling multi - function card - daq2010 in detail. this part includes the hardware frame, components choice and principle of singnal conditioning card and daq - 2010

    第三步詳細論述了系統硬體的選型及實現,介紹了所採用的多功能數據採集模塊daq - 2010的結構框架、原理及使用。
  17. Aiming at the present condition of stb video post - processing, analyze the video post - processing algorithms which include sampling conversion, de - interlace and frame rate up - conversion

    然後針對現行機頂盒視頻后處理現狀,分析了視頻后處理所採用的方法,包括采樣率轉換、去隔行、幀率提升等。
  18. The part two where the irregular sampling under the frame is discussed

    在以前人的不規則采樣定理為基礎,作出了在框架下的不規則采樣定理。
  19. The frame of quarters maintained by the census & statistics department ( c & sd ) was used for sample selection. the sample was selected from records of all permanent quarters and temporary structures in hong kong in accordance with a scientifically designed sampling scheme

    調查採用的樣本,是以科學抽樣法抽取自政府統計處保存的屋宇單位框,抽樣范圍涵蓋本港所有永久及臨時構築物的記錄。
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