image data structure 中文意思是什麼
image data structure
解釋
圖像數據結構-
In this equipment, a mcu controller is responsible for digital image acquisition, realized stable data transmission between different running frequency units. the whole algorithm is simulated and optimized on dsp evm board and ccs environment, which contribute to a seamless software transplant and hardware structure design
通過中斷機制，實現數據的可靠傳輸，在dspevm板環境下，對演算法程序進行優化和比較，完成演算法模擬測試，實現軟體無縫移植和硬體的結構化設計。 -
In rbch, an image is first decomposed into several subregions ( blocks ) with pyramid data structure, and the subregion color histograms are built correspondingly
本文提出的基於區域塊的顏色直方圖技術，首先將目標集中在圖像的中間區域，再將圖像以金字塔結構形式進行分塊。 -
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。 -
Abstract : in order to make an solution to modeling the image database system, this paper proposes an image data model idm, which decomposes the image object into the primary table of stable attributes and assistant tables of variable attributes and are temporarily organized to access the image data when making query and inference. it can model with unified mode each scheme of the image database system structure
文摘:為解決圖象數據庫建模，提出一種新的圖象數據模型，將圖象對象分解為由穩定屬性組成的主表部分和若干個可變屬性組成的副表部分，查詢推理時對主表和副表臨時組織以完成圖象數據的存取管理等，它能對圖象數據庫5級模式結構的每級模式一致建模。 -
At secondly, for depressing the noise in ir images, we make a deep research in median filter and it ' s algorithm architecture, then we present a improved method based on the control bit look ahead structure and implement it in fpga. at last, we resolved the data communication problem in the multiprocessor ir image processing system and and complete the system debug
然後，針對校正後圖像中噪聲干擾的問題，深入研究了中值濾波的特性和演算法結構，提出了具有超前控制位的max - min中值濾波器的改進結構，在現場可編程門陣列fpga上設計實現了該中值濾波器，並進行了驗證。 -
The article illuminates mainly two segments color - separation model based on three dimensions, gives a model conception on a knowledge base of unification technology and analyse and design digital prepress system from the whole on the problem of systemic requirement analysis. second, the article brings forward new data compress method based on memory stream and sets up new data structure to realize undo and redo methods based on analyzing all kinds of datas referred to on systemic based construction. because printing and dyeing cad system deals with many arithmetics on graphics ans image and production technics, the article illuminates vector conception, expatiates gray graphic vectorization and brings forward to graphic component ' s conception to enhangce the systemic stability and manipulating speed and improve graphic transmission
在印染cad系統的需求分析問題中，結合目前印染行業的發展和實際cad系統的整體構架，著重闡述了基於三維空間的二段法分色模型，提出了一體化工藝知識庫這個模型的概念，對數字印前系統做了整體的分析、設計在系統的底層架構問題上，著重分析了cad系統涉及到的各類數據，提出一種新型的基於內存流的數據壓縮方法，同時設計了自己的數據結構，用以實現系統的undo 、 redo操作，由於整個系統涉及眾多的圖形圖像演算法和實際工藝，為了提高系統的穩定性和操作速度，以及增強圖像的網路傳輸功能，在部分演算法中採用了矢量的概念，著重講解了灰度圖像矢量化，並且提出了圖像組件這一嶄新的概念。 -
We study the code model characteristic of videos, analyse the characteristic of mpeg data structure and similarities and differences of forms of avi video. the method which compresses the information of an image and the differences of images is adopted to reach the high compression ratio. mpeg compresses algorithms as the international standard, is supported together by many computer platforms now, have better compatibility than avi video
論文首先簡要地介紹了課題背景和當前的研究狀況，研究了視頻編碼模型特點，分析了mpeg - 2數據結構特點和avi視頻格式的異同，在同等的視覺質量范圍下mpeg - 2採用有損壓縮方法減少運動圖像中的冗餘信息從而達到高壓縮比，因此mpeg - 2壓縮演算法作為國際標準，被許多的計算機平臺共同支持，較avi視頻具有更好的兼容性。 -
Integrating the quality of rough sets which is good at dealing with imprecise data with that of mathematical morphology, describing object structure quantificationally, it overcomes the subjectivity of fuzzy mathematical morphology and provides a very powerful and flexible tool for image processing
該方法結合了粗糙集理論擅於處理不精確不完整數據的特點和數學形態學擅於定量描述物體形狀結構的特性，克服了應用模糊形態學時存在的主觀性和經驗性，有較強的實用價值。 -
Including the testing of the validity of sensor data and the adapting of the q matrix in reai - time, the kalman filter is researched to improve the real - time, precision and robust of navigation system. with this method, the disturbances resulted from the many uncertainties in non - structure agricultural environment can be overcome, the movement of road line can be followed in the image space so that the technology of visual window can be used, the current measured state of wheeled mobile robot can be substituted by the predicted state to increase the real - time of control system
包括傳感器數據有效性檢驗、 q陣自適應實時調整等內容，詳細地研究了利用擴展卡爾曼濾波理論改善導航系統實時性、精確性和可靠性的具體方法，以克服農田非結構化自然環境里存在的多種不確定因素給導航系統造成的干擾，跟蹤圖像空間中路徑目標的運動而便於有效地利用視覺窗口技術，提供輪式機器人狀態的預測值代替實測值進行導航控制來改善控制系統的實時性等 -
And image can be displayed at a rate up to 8. 8 frames per second. the two systems have following different feature : though the first system is simple in structure, the rate of data transfer is limited and some data may be lost
兩個系統各具特點：第一套系統結構簡單，但傳輸速率受到了一定的影響；第二套系統雖然較復雜，但此系統實現了圖像的最大傳輸比率，並未損失連續採集的圖像數據。 -
At first, we introduce the working flow of ir image processing and the structure of the image processor, then we present the goal of the design : image pre - processing and data communication. in the part of the image pre - processing, the factors causing the nonuniformity of fpas are analyzed particularly, and several. resolutions are presented, which characters are illustrated at last. according to the design requirement, we decided to implement the two - point nonuniformity correction method in fpga
在圖像預處理部分，首先就紅外成像傳感器非均勻性的成因進行了詳細分析，總結了紅外成像傳感器非均勻性校正的主要方法，分析了各種方法的優缺點；根據成像制導信息處理機實時處理的要求，利用現場可編程門陣列實現了基於浮點運算的兩點法非均勻性校正模塊。 -
In the thesis, compatible data storage fashion and data structure for a large - scale 3d scene is discussed firstly. then the process technique for dem, spatial object geometry data, texture image data and scene metadata are discussed in turn. finally, a new nested index, scene pyramid + sub scene regular dividing quad - tree is brought forward, which consumes less memory and reduces the complexity of spatial data query
本文首先確定了適用於大規模三維場景可視化的數據結構和存儲方式；然後分別針對dem數據、地物模型數據、紋理影像數據及場景元數據論述了分割與lod處理的方法；最後給出場景金字塔與子場景規則分割四叉樹兩套索引的建立以及具體應用策略，該索引機制減少了內存消耗，降低了數據查找的復雜性。 -
The important research is about the theory and methods of the cluster analysis in view of statistical theory, the theory and methods of fuzzy cluster analysis, the fkn " s structure and the fkn ' s study algorithm ( fkn, fuzzy kohonen network ) - the organic fusion of the fuzzy c - means algorithm and self - organized feature map neural network. the paper proposes the ifkn ( improved fkn ) on the basis of the hard classification idea and the soft classification idea, then carries on the cluster analysis of the artificial synthetic control chart time series through matlab program and tt ? cluster result matches the cluster result of the famous dataengine " s software of the intellectual data analysis and data mining from german mit company. finally, the paper discusses the applying of the cluster analysis to the control process, which can be widely applied to the pattern recognition of the parameter " s changing trend during the control process and the image partition processing, and utilizes the ifkn to recognize the thermotechnical parameter " s changing trend based on the engineering of clinker sintering rotary kiln automatic control system of guizhou " s aluminium factory, through which good effect is obtained
數據挖掘技術在商業領域中已廣泛使用，然而在工業過程式控制制中的應用卻極少，本文正是在這種背景下，對數據挖掘中的聚類分析方法及其在工業過程式控制制中的應用研究作了償試，重點研究了基於統計理論的聚類分析理論和方法，模糊聚類分析理論和方法及模糊kohonen網路（ fkn ）的結構與學習演算法，即模糊c ? ?均值演算法與自組織特徵映射神經網路（ kohonen網路）的有機融合，並根據硬分類思想及軟分類思想提出了改進的模糊kohonen網路（ ifkn ） ，通過matlab編程對人工合成控制時序圖數據集進行聚類分析，其聚類效果與當今廣泛使用的數掘挖掘軟體平臺，德國mit公司著名的dataengine智能數據分析和數掘挖掘軟體的聚類效果相當，最後，論述了聚類分析在控制中的應用，它可以用於過程式控制制中的參數變化趨勢的模式識別及圖象分割處理等具體應用中，並以貴州鋁廠熟料燒結回轉窯自動控制系統為工程背景，利用ifkn識別其熱工參量變化趨勢，取得了較理想的效果。 -
With the strengthening human ’ s impact to the nature ， the earth land surface 1s exderiencing profound change land use land cover change has become one of the most important study areas of global changes urbanization and industrialization are major types of land use change in china today ， which will certainly have a deep effect on the land use structure and food safety in this paper ， multi phases satellite image including corona ， tm ， etm + data which redresent the information of yixing of 1 966 ， 1 984 ， 1 992 and 200 1 ， respectively were dealt with multi - bands composition ， precise rectification ， interpretatlon ma ‘ k establishment ， computer assistant visual interpretation by the methord of multi 。 phase - sequence comparison and integrated technology of rs and gis vetor maps of land use of 1 984 ， 1 992 and 200 1 are attained by interpreting images above. by the data above and the image of corona of 1 966 ， vector maps of expanding towns ot yixing city from 1 966 to 2001 are acquired
城市化、工業化已經成為當前我國土地利用變化主要表現形式，它必將對我國的土地利用結構和糧食安全產生深遠的影響。本文藉助遙感和gis技術，採用多時期連續對比法對fm ， etm + pan等多源衛星遙感影像進行土地利用人機交互解譯，獲得了高精度的宜興市1984 、 1992 、 2001年三個時期l ： 5萬土地利用圖。利用以上各時期的土地利用數據庫並結合1966年corona衛星影像資料建立了1966 、 1984 、 1992和2001年四個時期的城鎮建設用地數據庫。 -
The contribution of this dissertation : an image retrieval approach based on dct compressed domain is proposed. first, reorder dct coefficients using multiresolution wavelet transform, then build subband energy histograms formed from reordered dct coefficients of database images, build indices of images by using morton order and order database for indexing by using variant b - tree data structure
本論文的貢獻：提出了一種將jpeg圖象的dct系數按照多解析度小波變換的形式進行重組，得到若干子帶並建立子帶能量直方圖作為特徵，在按照morton的順序建立索引，並對索引採用變形b樹數據結構組織，進行檢索的方法。 -
In this module, we focus on an improved 2 - d median - filter and a real time edge detect algorithm which has very regular computational structure. in chapter 4, we use fpga to capture the image data from infrared sensor and create the synchronization signal and output the video to monitor. chapter 5 describes the design of communication interface between dsp, fpga and missile control system, and focus on a new verilog description style called cycle accurate, and finally we design an i2c bus using this description style
本論文按照處理機的工作流程，首先討論fpga與視頻探測器之間的數據通訊模塊的設計，接著介紹了圖像預處理模塊，在預處理模塊中，重點介紹了一種改進的二維中值濾波方法和一種特別適于硬體實現的邊緣檢測演算法;在第四章，討論了用fpga實現圖像獲取和模擬視頻輸出;第五章，討論了fpga與dsp之間以及fpga與彈上機之間的通訊模塊的設計，接著重點研究了一種新的verilog語言的描述風格，並用此寫法在上fpga實現對外圍設備的初始化模塊;最後，對本文所做的工作進行了總結。 -
Spherical panoramic technology is a kind of image based rending technique. it models the virtual environment using data structure construct from optical image. compare with the traditional 3 - d model technique, it has higher performance in rending virtual scene
球面全景圖技術是一種基於圖像繪制（ image - basedrendering ，簡稱ibr ）的方法，它是利用光學圖像構建數據模型進行虛擬場景的繪制，與傳統的通過三維建模的繪制方法相比，這種方法在繪制的效率和效果方面有巨大的優勢，因而是近年來的一個重要研究方向。 -
At first, it discusses the way to design a data acquisition and storage system with high speed based on pci ( peripheral component interconnect ) bus, then the author implements the device driver to acquisition the image data with high speed in real time in the kernel mode of system based on researching deeply of the mechanism and structure of kernel mode in windows operating system
首先討論了pci （ peripheralcomponentinterconnect ? ?外圍部件互連）總線高速多通道數據採集與存儲系統硬體介面設計方法，然後深入討論了基於windows系統核心態結構機制基礎上的設備驅動程序的設計方法，最後討論了cd - 650bx的設計與實現。 -
The paper analyzes binary - split gradient & threshold initial codebook generation - algorithms, codebook generation algorithms based on kohonen self - organizing feature map neural network, a fast codeword searching algorithm using l2 - norm pyramid data structure, side - match vector quantization algorithms, and a fuzzy classified vector quantization algorithm, systematicly explores their application to image compression, computer simulation results show that they are practical and efficient
文中重點分析了二元分裂梯度與閾值初始碼書生成演算法、基於kohonen自組織特徵映射神經網路的碼書生成演算法、基於l2范數金字塔數據結構的快速碼字搜索演算法、邊緣匹配矢量量化演算法、模糊分類矢量量化演算法，系統地研究了它們在圖像壓縮編碼中的應用，並進行了計算機模擬，實驗結果表明這些演算法是實際有效的。 -
During the stage of image analysis, contour tracking is used for the recognition and extraction of the edge element. then it is saved by means of the data structure “ chain code ”. the shape of the contour can be recovered wholly by the chain code
在圖像分析階段，採用跟蹤技術來進行邊素的識別和提取，並引入了「鏈碼」這一數據結構對其進行表示和存儲，由該鏈碼可以完全恢復出所獲輪廓的幾何形態。
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