函數圖像 的英文怎麼說
中文拼音 [hánshǔtúxiàng]
函數圖像
英文
functional image- 函 : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
- 數 : 數副詞(屢次) frequently; repeatedly
- 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...
- 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...
- 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
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Maximum a posteriori restoration with markov constraint for three - dimensional optical - sectioning microscopy
三維顯微圖像復原及點擴散函數的研究In algorithms, classification algorithms are divided into two cases : one for known statistical distribution model and the other for unknown statistical distribution model. four classification algorithms, the bata - prime statistic model fusing quadratic gamma classifier, based on sar image rcs reconstruction and space position mode, on the mixed double hint layers rbfn ( mdhrbfn ) model and on the self - adapt fuzzy rbfn ( afrbfn ) model, are derived. the problems, including how to further improving the class ratio of the bayes decision, decreasing the dependence on the statistical model and directly providing the adapted algorithm with samples, are solved
提出了基於徑向基函數神經網路( rbfn )的雙隱層混合網路( mdhrbfn )模型,解決了標準神經網路在具體sar圖像地物分類中分類類別數目不夠和分類精度差的問題;提出了基於模糊推理系統的自適應模糊rbfn分類( afrbfn )模型,兼顧通用性與精確性,增強人機交互能力,進一步提高了演算法分類率。Box counting dimension of functional digraph in 3 dimensional space
三維空間中函數圖像的計盒維數The plan of speckle noise reduction we proposed is use the garrote shrinkage function assisted by edge information of scale 2. we compare the speckle reduction results by conventional soft - valve, hard - valve and lee filter methods, and get very good conclusion
我們提出的相干斑抑制方法是利用小波變換檢測圖像尺度為2的邊緣信息,再利用檢測出的邊緣信息利用garrote削減函數進行小波域的相干斑噪聲濾除。After introducing the conventional edge detection operator and multiscale wavelet edge detection operator, we discussed the well quality of b - spline function > n - class derivative of gauss function n harmonic function and hermite function in wavelet theory and their concrete application in the image edge detection
在對單尺度下的傳統邊緣檢測運算元和多尺度小波邊緣檢測運算元介紹的基礎上,討論了b樣條、 gauss函數的n階導數、諧波函數以及hermite函數在小波理論中所具有的良好性質,以及它們在圖像邊緣檢測中的具體應用。By using knife edge as object, and cmos sensor as device for image analyzing, we get edge spread function from the image and use differential operation and fft to obtain modulation transfer function of the lens, then its image quality is known
以刀口作為目標物,以cmos作為圖像分析器件,從圖像中獲取刀口函數,經微分和fft運算,得到成像鏡頭的mtf (調制傳遞函數) ,從而得知其成像品質。Proposed a new mobilizable coordinates measuring programme designed measuring length, measuring round and measuring angle coordinates three different measurement coordinate system for the measurement coordinate system applies a set of images, and given the three coordinates of the transformation function
提出一種新的採用可移動坐標檢測方案,設計了測長度、測圓和測角度坐標3種不同的測量坐標系,對各測量坐標系所適用的圖像特徵進行了闡述,並給出了3種坐標系的變換函數。A new osculatory rational interpolation kernel function is established, which is different from the classical linear interpolation kernel functions. generally, it is a more accurate approximation for the ideal interpolation function than other linear polynomial interpolants functions. simulation results are also presented to demonstrate the superior performance of this new interpolation kernel function
本文構造了一個全新的圖像插值核函數?自適應切觸有理插值核函數,同現有的線性插值核函數相比,其空域特性和頻域特性均最接近合肥工業大學博士論文理想插值核函數sinc函數。Secondly, a new adaptive osculatory rational interpolation kernel function is constructed from the point of approximating the ideal interpolating function, the function ' s characteristics, i. e., the space properties, the spectral properties, and the efficiency are analyzed, and the comparision it with other interpolation methods is made
然後,在圖像采樣和圖像重建理論的基礎上,基於逼近理想插值核函數的思想,構造了一種自適應切觸有理插值函數,對其空域和頻域的性能進行了分析,並與傳統的圖像插值核函數進行了比較。Conclusion r1 represent pixel - value of original image range block, r represent mean - value of original image range block, d represent mean - value of original image domain block, d1 represent pixel - value of resumptive image domain block, d represent mean - value of resumptive image domain block. superior perfermance of resumptive image range block is obtained as compared to conventional creative function by one iteration, that is,
) , d _ i ( i = 1 , 2 , … , n )分別為某一恢復圖像定義域塊的均值和每一像素的像素值,我們用傳統的和改進的生成函數分別進行一次迭代,則用改進的生成函數進行迭代的恢復圖像每一值域塊的效果較好,即:( 5 ) method of bandwidth compression of holographic grating based on discrete spectrum and realization of a 1 / 8 bandwidth compression of holographic grating ( 6 ) holographic stereogram display that can be implemented using cgh and imaging process through capturing sequence parallax images based on result of computed basis fringe
採用空間頻率域的子采樣,計算了一個8倍的條紋函數壓縮編碼結果,並給出了簡單易行的解碼方式。 6 、利用獲得的基本條紋函數合成了一個基於序列視差圖像的立體圖顯示,實現了三維數據未知的物體的三維全息顯示。Chapter 3 concentrates on the whole color image - processing class. the interface for each of the major functions is showed in detail in this chapter
第三章介紹彩色顯微圖像處理類及其基本功能函數,並詳細介紹這些函數的用法及其參數的意義。It can save the information near lips, which may be deleted by the method based on two points. ( 2 ) based on the analysis of current methods, a new multi - pose facial feature location algorithm is developed, which is based on the analysis of multi - feature and integral projection, the combination of an iterative search with a confidence function and template matching. the algorithm not only improves the location accuracy, but also speeds up a great deal. ( 3 ) based on the analysis of the advantages and disadvantages of current feature extraction methods, an adaptive facial feature selection criterion is developed, which is based on facial local feature protrusion consisting of several aspects, such as face image resolution and image quality
其後研究了人臉特徵提取,一、討論了適合於多姿態人臉識別的基於三點仿射變換的人臉圖像歸一化方法,以克服基於兩點仿射變換會引起較大圖像信息損失的缺陷;二、在分析現有器官定位演算法的基礎上,提出了新多姿態人臉器官特徵定位技術,將多特徵和直方圖分析、基於置信度函數的迭代搜索和模板匹配相結合,既提高了器官定位精度,又提高了定位速度。At first we improve the methods of iris image preprocessing, including an efficient arithmetic of evaluation iris images, an improving method of locating iris, calibrating iris image by the translation of coordinate and the circular shift of code, a eatimate of the background illumination by bicubic spline, and the image enhancement by the dual tree complex wavelet transform. next we designed the recognition arithmetic based on the location of the local maxima of the wavelet transform modulus. in the thesis lots of simulation are performed by means of matlab and visual c + +
首先改進了虹膜預處理方法,實現了一種快速高效的虹膜質量評價演算法;設計了一種改進的兩步虹膜定位演算法,準確的定位了虹膜的內外邊界;利用坐標轉換和編碼的循環移位實現了對虹膜圖像的配準;利用雙三次樣條函數擬合虹膜圖像背景,去除了非均勻光照對虹膜識別的影響;使用二分樹復數小波方法增強了虹膜圖像的對比度;在識別演算法方面,本文設計了一種「基於小波模極值點位置的虹膜識別演算法」 。First, the paper introduces the basic knowledge of the image processing technique, emphasizes the image processing method that is used in the measur - ement system, such as edge detection operator, curve fitting algorithm, espe - cially hough change in detail, etc. second, the paper introduces the vc + + 6. 0 program language, analyses its peculiarity and advantage, explains the form of the image in the computer and dib visiting functions
首先,介紹了圖像處理方法的基礎知識,特別重點講述了在本系統中將會應用到的一些圖像處理方法,如邊緣檢測運算元、曲線擬合演算法等等,尤其是對于哈夫變換的方法,進行了詳細闡述。其次,介紹了本系統所應用的編程語言vc + + 6 . 0 ,分析了其特點和優點,並說明了模擬圖像數字化后,在計算機里的存儲格式以及相應的設備無關位圖訪問函數。This method utilizes the distribution property of image intensity. given the false alarm probability, the threshold for likelihood difference can be determined
該方法利用sar圖像的強度分佈特性,根據虛警率確定相鄰區域之間存在邊界的似然差函數的閾值。For the positive real function image encoded by double random - phase, the first random - phase mask placed in the blank can not serve as the key when the decrypted image is detected by intensity detector in the decrypting process
摘要正的實函數圖像通過雙隨機相位編碼加密以後,在解密過程中,用光強探測器接收解密圖像時,位於空域的第1塊相位掩模不起密匙作用。This paper according to application ' s characteristic of the wavelet utility national and international, synthesis the advantage of the wavelet utility reasonable, and improve algorithm partly, present a new wavelet compression algorithm
本文根據國?外小波函數應用的特點,合理的綜合各個小波應用的長處,並改進部分演算法,提出了一個新的小波函數圖像壓縮方法。Or c, the migration method of graphing quadratic functions
或者c ,二次函數圖像平移法Nowadays, the popular image segmentation methods almost take part in the time space of the image, but in this paper, the processed images are transformed form time space to frequency space. thus avoid dealing with isolated pixels in the image, and use correlated phase function as the judgment rule to search for the optimal threshold value from the global solution space
目前,大多數圖像分割方法都是在時域進行的;本文將圖像從時域變換到頻域,避免了對圖像中每一個像素進行單獨處理,使用了相位相關性函數作為評價函數,全局搜索最優解。分享友人