等值域圖 的英文怎麼說

中文拼音 [děngzhí]
等值域圖 英文
choropleth map
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 名詞(在一定疆界內的地方; 疆域) land within certain boundaries; territory; region
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  • 等值 : equivalent; equivalence
  1. ( 4 ) through level division of the predict result which favorable for mineralize district in the studied areas. we put up a graduate method which is used to divide graduations of statistical result. this kind of dividing method is different from traditional interval or non - interval graduate method, it can avoid a subjectivity for level division and is favorable to divide the high value of the result. ( 5 ) in the light of rank points and weight of the predicting factors, minerogenetic prediction map had been made. on the basis of the map, six favorable districts to mineralize had been determined

    這種劃分方法不同於傳統的間距、不間距劃分方法,避免了劃分的主觀性,更有利於對預測結果高的劃分; ( 5 )根據預測因子的級別分數和權重,通過gis疊加分析操作,生成一系列的成礦預測系列件,根據預測件,在研究區圈定6個成礦有利區。
  2. In this system, the movement of the step - electromotor is controlled by computer, and then the dial pointer is drove by the step - electromotor. at the same time, these images of the analog instrument are took by high precision ccd video, and then these images will be processed by the computer, using some image - processing algorithms such as image segmentations, threshold identification, image binarization, areas labeling, dial center - point identification, useful areas identification & abstracting, and areas thinning, etc. followed this, the dial pointer of the “ circle ” is able to be located. at last, the dial pointer position will be recognized by the computer

    本系統由計算機控制步進電動機的運動,進而驅動指針式儀表表針的運動,並且通過高精度ccd攝像機實時獲取表盤像數據,同時進行表盤像的相關處理,包括像分割,閾確定,像二化,區標記演算法,圓心擬合,有效區識別提取,區細化,最終快速識別出表盤指針所處位置;最後,根據國家指針式儀表類檢定規程所制定的演算法計算出該儀表的相關誤差,檢定指針式儀表的各種精度,通過這些數據判斷該儀表是否合格,列印該儀表的檢定結果報表。
  3. In recent years, nonlinear methods have attracted more and more attention and there have been some successful cases, such as median filter, mathematical morphology, etc. as a preferred way to inverstigate nonlinear numerical problems, the continued fractions method can effectively express the gradually changing data or abrupt data, so it is meaningful to study image processing by means of the continued fractions theory and algorithms

    近年來在像處理領,利用非線性方法進行像處理取得較好效果的有中濾波、數學形態學,非線性方法已引起越來越多研究者的重視。作為研究非線性數問題的首選方法?連分式方法,不僅能反映數據的漸變性,也能反映數據的突變性。鑒于這些原因,本文將連分式插和逼近引入到數字像處理領,開展了像插像重建方面的研究。
  4. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參數,率定了不同設計頻率的改正系數,使設計者只需在地形上獲取集水面積,河道平均坡降和流形狀系數,在參數上查得橋涵所在地的相應參數,使用計算器即可迅速計算出設計流量,大大縮短了設計周期,且精度較高,設計的洪水流量一般低於傳統方法,從而可減小橋涵跨徑,節省投資。
  5. The computer acquires the image of dial gauge by high precision ccd video, after that the computer will process the dial gauge image by some image - processing algorithms such as image segmentations, edge searching, area segmentations and locating the pointer by the " circle ". at last the computer will recognise the dial pointer position and work out the precision of dial gauge in accordance with nation criterion of dial gauge. this study presents several optimum algorithms to realize quick recognition of the pointer and calibration lines of detected dial and improve the accuracy and real time quality of detecting

    本系統由計算機控制步進電動機的運動,進而驅動指示表表針的運動,通過高精度ccd攝像機實時獲取表盤像數據,同時進行表盤像的相關處理,包括閾分割、邊緣檢測、像銳化以及區分割和定心圓檢測,最終快速識別出表盤指針所處位置,最後根據國家指示表類檢定規程所制定的演算法檢定出指示表的各種精度,本系統所採用的像處理演算法運算量少,速度快,從而大大提高了系統的實時性。
  6. Fractal image compression coding is focused attention upon by researchers for it ' s good quality of high compression ration, resolution irrelevancy and fast decoding. but it ca n ' t be put into practice for the matching search of domain and range is too difficult and the coding time is too long

    分形像壓縮編碼以其高壓縮比、解析度無關性、快速解碼優越特性而引起世人矚目,但卻常因為龐大的定義計算和煩瑣的定義匹配搜索而使編碼時間過長,從而影響了其實用性。
  7. Combined with practical data of shannxi lin hekou hydropower plant, the temperature filed of m and n schemes during construction and operation are simulated and analyzed. the isoline map of stable temperature field of the arch crest girder section and the vertical section in the center of arch dam, the isoline map of unstable temperature field of the arch crest girder section and the vertical section in the center of arch darn during construction and operation and the maximal and minimal temperature value during construction and operation are provided. the distribution law of temperature in the dam and the form reason of high - temperature zone are analyzed and the effect and feasibility of cooling and the zone of cooling are discussed

    結合陜西藺河口水電站工程實際資料,對m方案和n方案溫度場進行了施工期和運行期全過程模擬計算分析,給出了拱冠梁剖面和壩體中心縱剖面準穩定溫度場以及施工期、運行期拱冠梁剖面和壩體中心縱剖面非穩定溫度場,提供了施工期逐月和運行期每年最高、最低溫度成果,分析了壩體溫度分佈規律以及高溫區形成的原因,並探討了預埋冷卻水管的效果和可行性以及預埋冷卻水管的區
  8. We obtained the uniform data distribution from discrete data points by inserting spatial dots and then set up digital elevation model ( dem ) of correlative area through constructing mutual linked triangle net. the isoline graph was implemented based on this model. during the processes, we combined the technology of stratification computing when inserting special dots in fault area with the technology of stratification triangle net in fault area for dealing with thrust data

    然後介紹了在本研究中構造逆斷層地質線的基本思路:從離散數據點結構出發,採用空間數據內插方法進行數據的均勻化,通過三角剖分構造出相互連接的三角形網路結構來建立起相關區內的數字高程模型,利用該模型構造出相應的地質,其中使用擴展點與斷層區的關系屬性進行斷層區分層空間插計算處理和斷層區的分層三角形網格化處理相結合的技術,實現逆斷層數據的處理和線繪制。
  9. Aimed at the equal - diameter cam mechanism with follower of planar movement, and according to two conditions of existing meaningful solution of the mechanism and of ensuring transmission angle of output swinging rod, the value selection ranges of cam motion angle, of swinging angle of out - put swinging rod and of its primary installation angle were analyzed and determined, and then proceed to plot the region graph of selectable value for motion angle of cam and swinging angle of swinging rod, thus provided convenience for the design and employment of that mechanism

    摘要針對平面運動從動件徑凸輪機構,根據機構存在有意義解和保證輸出擺桿傳動角兩個條件,分析並確定了凸輪運動角、輸出擺桿擺角及其初始安裝角的取范圍,進而繪制了凸輪運動角與擺桿擺角的可選,為該機構的設計與使用提供了方便。
  10. Thrust isoline graph is one part of plane isoline graph and it is widely applied in the field of oil and natural gas survey and design project

    逆斷層是平面的一部分,廣泛應用於油氣勘探設計
  11. However, most of the current wireless networks still work in low bandwidths, and mobile devices still suffer from weak computational power, short battery lifetime and limited display capability. therefore, this thesis deals with developing a very low bit - rate bi - level video coding technique, which can be used in video communications almost anywhere, anytime on any device as follows : ( 1 ) convert true color video sequences from ccd and video card to grayscale ones, ( 2 ) detect static region of successive frames by the sum of absolute differences ( sad ) and update current frame using static region of previous frame, to decrease flicker. ( 3 ) threshold the images to bi - level video sequences using ridler ' s iterative selection

    為此,本論文在傳統h . 26x和mpeg - x視頻編解碼技術的基礎上提出了一種新的基於輪廓的視頻編解碼方案,步驟如下: ( 1 )先把從ccd攝像頭捕捉到的視頻幀序列轉換成灰度幀序列, ( 2 )在灰度幀序列的基礎上通過sad演算法找出相鄰幀的靜態區,用前一幀的靜態區更新當前幀的相應區,這樣可以降低畫面閃爍, ( 3 )然後用灰度直方迭代所產生的閾像,生成基於輪廓的視頻幀序列, ( 4 )最後運用基於上下文的算術編碼技術對由第三步生成的二化視頻幀序列進行算術編碼。
  12. 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像技術的發展與應用情況,對計算機形學和數字像處理的一些基本理論和方法如形變換矩陣、齊次坐標系、像采樣和量化、像文件格式、模板操作內容進行了討論:然後對像增強處理的目的和方法進行了介紹,對諸如閥變換、平滑處理、銳化處理方法的應用場合進行了說明,並對實物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、對增強后的像進行邊緣檢測的方法和像的特徵描述方法,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:最後引入線和區填充表示方法,並以線和區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。
  13. On the basis of the geochemistry digital model arithmetic of triangulated irregular network, i change the arithmetic of auto - tracing isoline. in process of auto - tracing isoline, the proplem of tracing - crossand and mini - heave was resolved. the isoline is smoothec by linear overlap algorithm. in addtion, the model can build other unit of map such as extramum point, polygon

    在不規則三角網數字模型的基礎上,改進並實現了線生成演算法,解決了線生成中的分叉問題,解決了線上的小凸起問題;對線採用線性迭代演算法進行了圓滑處理;提出延伸三角網演算法,用於實現了開線的閉合;生成用於地學分析的區元,元,極
  14. The present research status and some methodologies about the 3d reconstruction and visualization are introduced in this paper, while three important contents, i. e., image pre - processing, 3d reconstruction and 3d reveal are more concerned. image pre - processing includes interpolating, filtering, gray adjusting, rotating, zooming, selecting voi and reducing elements which are very important for the next step. the work of this paper use marching cubes ( mc ) algorithm to reconstruct the 3d object after analyzing the volume rendering method and the surface rendering method

    在二維像預處理方面討論了濾波、灰度修正、旋轉和縮放、感興趣區voi ( volumeofinterest )的提取、減少體數據集中象素的數目、層間插,這些處理可以減少噪聲的干擾,使物體的特徵更加突出、需要處理的數據大大減少、節省存儲空間、加快繪制速度,這些處理對於後一步的三維重建是非常必要的;在三維重建方面,分析了面繪制和體繪制各自的優點和缺點,選取了面繪制中經典的mc演算法實現三維重建;在三維顯示中實現對體數據的顯示、剝離顯示、旋轉、面顯示、沿x 、 y軸的剖切顯示、光照顯示效果。
  15. With the rapid development of modern computer science and information technology, and with the marvelous renovation of image identification, mtt comes out into the open and is of great practical value in the field of military defence, medical research, traffic monitoring, astronomical prediction, intelligent supervision etc. particle filter, as a nonlinear filtering based on bayesian estimate, has an advantage in the field of nonlinear moving target tracking

    隨著現代計算機和信息技術的飛速發展及形識別演算法的革命性改進,多目標的實時追蹤技術脫穎而出,在軍事國防、交通監視、天文預測、智能監控有著非常重要的實用價。粒子濾波作為一種基於貝葉斯估計的非線性濾波演算法,在處理非線性運動目標跟蹤問題方面有獨到的優勢。
  16. The gray level maximum has not been changed in the classical fuzzy enhancement method proposed by s. k. pal, so this kind of image enhancement method is not fit for the enhancement problem of degraded images with less gray levels and low contrasts ; the fact that the value domain of membership function of gray levels is not normalization form, i. e. [ 0, 1 ], is another disadvantage of the traditional fuzzy enhancement means

    但是由pal提出的經典模糊增強方法並沒有改變像灰度級的上界,所以這種增強方法不適合於灰度級少、對比度低的像增強問題,並且這種經典模糊增強方法的隸屬度函數不具有通常的規范形式,即[ 0 , 1 ]區間。
  17. Wavelet analysis is a newly developed theory, which overcomes the disadvantages of traditional fourier analysis. it has good localized features in both the time domain and the frequency domain and has important application value in the fields of signal processing, image processing, speech analysis and so on

    小波分析是一門新興理論,它克服了傳統fourier分析的不足,在時和頻都具有良好的局部化特性,在信號處理、像處理、語音分析有重要的應用價
  18. After summarizing some methods of character pick - up, a more suitable means for ranging system on highway was brought forward. it combined the technology of image smooth, region segmentation and threshold segmentation and picked up the object auto. it has high speed and high veracity in program

    該方法將像平滑、區分割、閾分割多種像處理技術有機的結合,對採集的片成功的實現目標汽車提取,並且具有計算速度快、準確性高的特點。
  19. In this dissertation, area geology background, engineering geology condition and mechanism of deformation - destruction of the landslide are adequately analyzed, and finite element method is applied to analyzing the landslide stability in the study area, then changes of stress field, displacement field, plasticity destruction zone and stability coefficient contour are discussed

    論文充分分析了巫山縣四道溝滑坡的區地質背景、工程地質狀況,系統分析了滑坡的變形破壞機理,採用有限元法進行了滑坡穩定性分析,討論了在各種工程情況下的應力場、位移場、塑性破壞區以及穩定性系數的變化情況。
  20. It has raised more attentions in engineer fields, specially in signal analysis, images handles, pattern recognition, phonetic recognition, quantum physics, earthquake reconnaissance, fluid mechanics, electromagnetic field, ct imagery, diagnosis and monitoring of machinery defect, fractal, numerical evaluation et al. it is considered as important breakthrough in methods and tools

    它在科學技術界引起了越來越多的關注和重視,在工程應用領,特別是在信號處理、像處理、模式識別、語音識別、量子物理、地震勘測、流體力學、電磁場、 ct成像、機械故障診斷與監控、分形、數計算,它被認為是近年來在工具及方法上的重大突破。
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