影像作圖法 的英文怎麼說
中文拼音 [yǐngxiàngzuòtúfǎ]
影像作圖法
英文
image construction- 影 : Ⅰ名詞1 (物體擋住光線后映出的形象) shadow 2 (鏡中、水面等反映出來的物體形象) reflection; image...
- 像 : Ⅰ名詞1 (比照人物製成的形象) likeness (of sb ); portrait; picture 2 [物理學] image Ⅱ動詞1 (在...
- 圖 : 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...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
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Second, it presents the project design of an astronauts ’ kinetic measurement system that can precisely measure the forces and moments of key points on motorial person. it presents a principle and flow of the project design of an astronauts ’ kinetic measurement system. and it particularly discusses the demarcate of camera system, the gathering and storage of experiment pictures, pick - up of the symbol data, the parameter calculating method of target movement, and the general design of assistant equipment
然後給出航天員作用力測量實驗系統的設計方案,該系統能夠克服重力影響,較精確地得出運動時人體各關鍵點產生的力和力矩;給出了航天員運動參數測量實驗系統的原理及流程,並詳細論述了攝像系統標定,實驗圖像的採集與存儲,標志點數據的提取及目標運動參數解算的方法;給出了輔助設備的概要設計。Secondly, in phase unwrapping to overcome the spread of wrong point, changing the patch of unwrapping phase is done to improve the correctness of it. then, the relation between the unwrapping phase and the height of reconstructed object is discussed detailedly. the data processing, algorithm analysis and reconstructing object are done for the collecting fringe image which are all based on matlab language, in all these achievements, the improvement and innovation aspect are following : a ) in order to stabilize the interference fringe, a new equivalent shifting object method is presented by using fringe stabilizing device to stabilize the interference fringe though moving object and ccd camera which fixed on a precise moving platform together, the experimental result shows the fringe drift is less than a / 20 in five minutes, and the equivalent phase shifting precision is x / 100
論文在全面闡述了光學三維輪廓位相測量術的發展、應用現狀、研究熱點及未來發展趨勢的基礎上,簡要介紹了傅立葉變換和相移位相輪廓測量術的基本原理,對兩種測量方法存在的問題及誤差進行詳細分析和比較;針對位相解包裹錯誤點的傳播問題,作者通過改變解包裹路徑來提高位相解包裹的正確性;分析討論從解包裹位相( x , y )到再現物體的高度h ( x , y )物理量之間的關系,研究相應的演算法,利用matlab平臺,對實際採集的條紋圖像進行處理和輪廓重構,其中改進及創新工作主要表現在以下兩個方面: ( a )針對干涉型結構光場干涉條紋出現的漂移抖動對相移的影響,提出了一種用條紋穩定器穩定干涉條紋,用精密移動平臺使物體和ccd攝像頭同步移動實現等效相移的方法,建立了相應的測量系統,系統的條紋穩定可以達到。Human is very sensitive to the information of silhouettes. image based visual hull method is an efficient way to construct 3d models from a set of images by computing shape - from - silhouettes
作為基於圖像建模的一種重要方法,可見外殼生成方法( image - basedvisualhull )就是利用圖像側影輪廓線來重建三維模型。Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo
本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x線數字成像系統中的高速大容量數據通道的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci總線介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。This paper introduces the operational principle and structure of laser camera. the adjustment of image gray - scale and density is also mentioned
摘要介紹影像設備中常用的激光相機(激光印表機)的結構和工作原理以及激光相機圖像灰階和密度的調節方法。For example, the geometric effect and vignetting are simulated with the synthetic method in which they are modeled with ray tracing and then simulated with pixel - based processing. the effects of detector noise on imaging are simulated with the three - dimension model. the theory of pixel transfer function is extended and developed, and microscanned images of four patterns are simulated with good results
本文具有如下幾個突出特點:用光線追跡法分析建模,而用基於象素處理的綜合方法,模擬了光學系統中的幾何效應和漸暈現象;利用三維噪聲模型,模擬了探測器噪聲對圖像質量的影響;對象素傳遞函數理論進行了擴展和延伸,給出四種工作模式的微掃描成像系統的象素傳遞函數的具體數學表達式,並利用這些表達式模擬了探測器的空間效應和微掃描成像的圖像效果。In the light of the weakness of the traditional method, this thesis improves the point spread function ( psf ) of the imaging system. meanwhile, this thesis adds line process as a priori to set up several convex constraint sets
針對傳統凸集投影估計法的缺點,本文提出了改進的點擴散函數,同時利用圖像的先驗知識,提出了加入線過程作為凸約束。In recent measuring method, protein electrophoresis is rapid, accurate, steady and economic, not affected by environment condition, we improve reactive system of our national tentative com protein gelatinous electrophoresis, and that which is more adapted to imaging process
在玉米種子純度檢測的方法中,蛋白質凝膠電泳法具有快速、準確、穩定、經濟、不受環境條件影響等特點,因此,選取此方法作為種子純度檢測方法。對國家試行的玉米蛋白凝膠電泳法的反映體系進行了改進,使得到的圖像更清晰。It study carefully the distortion of the remote sensing imagery, the rectification of the radiant quantity, the rs image strengthen and the color fusion. based on these achievements above, we do experiment on the differential rectification, the rs image fusion, the object determining and the exchange for the different format data, propose the plan and flow chart of the terrain map rectification by the rs imagery. we demonstrate the method for the target location and the direction outside by the rs imagery and how to select the reference point and read the information of the rs imagery
本文闡述了利用航天遙感影像進行1 : 25萬地形圖數據庫更新的必要性和可行性,在對spot和landsat遙感影像特性進行分析的基礎上,對航天遙感影像的系統變形、輻射量校正和影像增強與彩色融合等內容進行了認真研究,並在此基礎上對航天遙感影像數字微分糾正、影像融合、地物判讀、數據庫數據格式轉換、基於遙感影像的地形圖修測等方法進行了具體試驗,提出了利用遙感影像進行地形圖修測的具體方法和作業流程。( 3 ) due to the handwriting image may contain lines of different height and the different spacing between words and lines. these factors will influence the veracity of texture extraction. so i advance a method to normalize the handwriting image, which combine the horizonal projection profile method, vertical projection profile method and padding method
( 3 )為了去除行間距、字間距、不同行高等不帶書寫人筆跡風格而影響特徵提取準確性的因素,論文對筆跡圖像的范化問題進行了研究,提出了一種將水平投影法、垂直投影法和字塊拼接法結合的筆跡字塊歸一化的方法,使歸一化操作一次完成,同時保證了筆跡文本內容的完整性。As for imaging ' s role in diagnosing enous thromboembolism, the authors concluded that there is strong eidence supporting the use of ultrasonography for diagnosing proximal dt in symptomatic patients
關于造影術在診斷靜脈血栓栓塞中的作用,作者做出結論,有有力證據支持在有癥狀的病人中使用超聲圖像檢查法診斷近位dt 。In this study, two methods were used to estimate the urban vegetation coverage from remote sensing data : automatic classification of merged tm images and spot images ; interpretation of mixed pixels of tm images
並對ikonos影像在圖像增強的基礎上採用系統抽樣和目視勾繪植被信息的方法取得研究區的植被覆蓋率數據,作為評價融合分類和分解效果的依據。Investigation using remote sensing ( rs ) technology can breakthrough the limits of traditional methods, make full use of its capability of integration, visualization, rapidity and vast - dimensions analysis, and get better results the paper takes the up - to - date landsat - 7 etm + data, which is the most widely used, and quickbird data, which has the highest resolution nowadays, and according the features of the data and landslides, processes the quickbird data with 1 : 10 000 dem orthophoto correction and the landsat - 7 etm + data as follows : ( 1 ) selecting optimal spectrum band : selects 753 bands as the optimal bands ; ( 2 ) image intensifying : selects the principle components processing method on the basis of comparing several image intensifying methods ; ( 3 ) rigour geometric direction : corrects the geometric distortion of the map ; ( 4 ) image fusion : mainly takes his space transform fusion and resolution fusion method, and acquires maps with higher spectrum resolution as well as space resolution. after that, the visual effect of the image has been enhanced, and the interpretation precision
採用遙感技術,可以突破傳統調查方法的限制,發揮其宏觀、綜合、直觀、快速的特點,取得更好的效果。論文選取目前應用最廣的陸地衛星最新系列landsat - 7etm +數據和空間解析度最高的商業衛星quickbird數據作為主要的數據源,根據數據的特點及滑坡災害應用特徵,對quickbird遙感數據則基於1 : 10000dem進行了正射校正,對etm +遙感數據進行了波段優選,選取了753作為最佳組合波段;圖像增強,通過各種增強處理方法的效果對比,選擇主成分分析法對圖像進行增強;幾何精校正,糾正圖像的幾何變形;影像融合,主要選取了效果較好的his空間變換融合和解析度融合,得到的圖像既具有較高的光譜解析度,同時也具有較高的空間解析度。經過上述數字處理,較好地改善了圖像的視覺效果,提高了圖像解譯的精度。Wlththe fleetingprogress ofcomputerteccioanddlgltaltechology , newly devefoped duntlzed medicine techniques go on expending , while computed radlographyls atyplcalmethods itheprocedure ofcomputedradlographylmaging , we should irstlygetacross the characters ofklnds ofnolses andthe relationship betweenthe image signals andnolses basedonthe specialties o 土 computedradlo graphy images and medical image processing , we h 。 e study the filtering methods r competed radlography images noises our mmor wo indudes : 1 on the base of analyzing computed radlography imaging system in detail , the author th 讓出 that the mnyor … noises are gausslanwie noise and polsson noise then , the dlfferemrelationshlp ofbe 加 eentwo kinds ofnolses and sipal were studied completely 21 by conslderingboththe charactenstlcs ofcomputed radlography images andthe statistical feres ofwavelettransformed images , a multlscale image iltenng algonthln , which based on wo state hidden markov model ( hmm ) and mlxtule gausslan statistical model , has been used to decrease the gausslan white noise in compmed images we expenmems as well as the comparison ith other denolsing methods werepresentedatlast ,
在cr成像過程中,不可避免地引入各種噪聲干擾,極大地影響了醫生診斷的準確性,為此,只有弄清干擾圖像信息的各種噪聲的來源、特徵及其與信號的相互關系,才能有效地將之消除。結合cr影像以及醫學圖像處理的特點,本文研究了cr影像噪聲濾除的方法。主要工作有: [ 1 ]在詳細地分析cr成像系統的基礎上,指出固有噪聲和泊松噪聲是影響成像質量的兩種主要噪聲,並深入地討論了這兩種噪聲與圖像信號之間的相互關系。In chapter 3 we analyze a useful statistical method - projection pursuit ( pp ), including its basic theory and application. we put out definitions of projection index and projection pursuit, then prove that pca is a special case of pp with sample variance as projection index and list some indices often used. in section 3. 3 we apply pp with information divergence index to hyperspectral image, and demonstrate the advanced ability of it by the comparison between it and pca
第三章圍繞一種新興的統計降維方法? ?投影尋蹤展開討論,概述投影尋蹤的一般理論,定義了投影指標和投影尋蹤的概念,證明了傳統的主成分分析方法是投影尋蹤的一個特例,證明了正態性與friedman指標為0的等價性;第三節針對高光譜圖像處理問題,從實例和理論兩個方面,論證了以信息散度為指標的投影尋蹤方法在提取信息的能力上優于以方差大小作為衡量信息量多少標準的主成分分析方法。Actually 3d terrain visualization employs the real terrain data ( dem grid ) and high resolution satellite images. thus such huge quantity of data prevent the real - time visualization of large - scale terrain. in order to solve this problem, researchers have done a lot of work
由於三維地形場景的生成一般基於真實的地形數據( dem格網)和高解析度的遙感影像,對于大規模地形場景的顯示來說,如此龐大的數據量使得圖形工作平臺無法進行實時的顯示。Except for multi - source remote sensing images, a group of multi - focus images are also applied in our experiments to validate and evaluate fusion algorithms with more intuitional and explicit results
除多源遙感影像作為實驗數據以外,本文還選用了一組多聚焦可見光圖片來驗證和評價各種演算法的融合效果,從而使得各種演算法的有效性及優劣性更加直觀。In statistical pattern recognition algorithm, the system makes geometry and grey standardize on the images located, then extracts their features base on three kinds of integration projection curve. at last matches them with the feature samples in sample library and output the most suitable image
在人臉的統計識別演算法中,系統對定位后的人臉圖像做幾何標準化與灰度標準化處理,並基於三類積分投影曲線抽取人臉特徵,與樣本庫中的特徵樣本進行匹配,選取最為匹配的人臉圖像作為輸出。At the same time, based on the character - selecting principles of recognition and the fact that many important objects in remote sensing images behave linear and the practical need of recognition of these objects, we point out that the edge information represents the image content and raise the method of character extraction and recognition through linear shape
同時根據目標識別的特徵選擇原則,從遙感影像許多重要目標表現為線性形狀的特點及這些目標識別的實際需求出發,提出了以目標邊緣信息作為反映圖象內容的一個特徵,研究了基於線狀目標的特徵提取和識別的方法。In the research of intelligent fireproof system based on image analysis, the author probe into the field of video - show patterns of fire and paper rupture, construct the model for fire recognition, b ;. ild a arithmetic for paper rupture and promote a scheme for vision stakeout system ranging from image grabber, image processing, feature extraction and recognition
在基於圖像視覺的智能監控系統的研究中,作者研究了火災和斷紙現象的影像表現形式,建立了火災識別的模型和斷紙識別的演算法,提出了一套較完整的從圖像的採集、預處理、特徵提取到識別的視覺監控系統的方案。分享友人