相位圖 的英文怎麼說
中文拼音 [xiāngwèitú]
相位圖
英文
phase diagram-
For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”
本文主要開展了以下三項研究工作: （ 1 ） .用自定義編碼方案，將數字和字母（ ascii碼）轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換，得到原信息的加密灰度圖;通過4f光學系統計算機模擬和列印-掃描實驗，證明本文提出的「矩陣擴展法」灰度圖具有較小的誤碼率，對於20次列印-掃描實驗，誤碼率不大於0 . 0026 。Based on the principle of the double hemicycle diffraction, by giving each of them different discrepancy, the phase can be detected with the diffraction patterns
摘要基於雙半圓孔衍射的基本原理，通過對其兩部分分別施加不同的相位，利用衍射圖樣，進行了相位信息提取研究。3 ) unwrapped interferogram after fringe edge detection using dyadic wavelet and edge linking by active contour model ( snake model ). 4 ) analyzed the effects of atmospheric factors to insar dem extraction and the turbulent character of atmospheric term
3 ）利用二進小波對干涉相位圖的條紋邊緣進行檢測，並用主動輪廓線模型（ snake模型）連接條紋邊緣，在此基礎上對干涉相位圖進行解纏。The filtering research of simulative interferogram in insar
在模擬干涉相位圖中噪聲的濾波研究2 ) set threshold in stationary wavelet domain to separate edge and noise, estimated wavelet coefficients in texture area to reconstruct the interferogram
3 ）在靜態小波域設置濾波閾值以區分邊緣和噪聲，根據map準則來確定信號的小波系數，然後重建干涉相位圖。After investigating statistical property of the interferogram, the problem of interferogram phase denoising filtering is discussed. the filtering can be aimed at not only the complex image, but also the phase image
分析了干涉圖相位統計特性，討論干涉圖相位降噪濾波問題，濾波可以針對干涉復圖像進行，也可以直接對干涉相位圖進行。The research uses phase diagram to disclose the whole picture of transitional behavior and saddle point path
相位圖技術揭示了轉移行為和鞍點路徑的完整形態。On the basis of the chavacteristic that the interferometric fringes have minimum gradient in the tangent direction, this paper employs the spin filtering with curved windows along the fringe tangent direction for interferometric phase images, and its feasibility and efficiency in keeping the fringe information, suppression the noise and improving the unwrapping precision are proved through comparing the different filtering methods and the corresponding phase unwrapping results
文中根據干涉條紋在切線方向變化最小的特點，利用沿切線方向的曲線窗口對干涉相位圖進行旋濾波降噪，並通過對比不同的濾波結果及相應相位解纏結果，證明了旋濾波在保持條紋結構信息，消除噪聲和提高相位解纏精度應用中的可行性和有效性。Chapter four illustrates the problems of two dimensional phase unwrapping of single and multi - baseline, and again proves the importance of filtering in improving the quality of interferometric phase images and the unwrapping result through comparing the corresponding noisy and filtering phase unwrapping results
第四章研究了單、多基線二維相位解纏問題，通過濾波前後干涉相位圖的解纏結果對比和精度分析，再次證明了濾波對于提高幹涉相位圖質量和改善相位解纏結果的重要性。Noise filtering for interferometric phase image, is one of key problems in insar imaging
摘要干涉相位圖的降噪濾波，是干涉合成孔徑雷達成像中必須的步驟之一。It increases defect ’ s display definition through infrared image ’ s histogram equalization and computing maximum contrast image, amplitude image and phase image of infrared image sequences, consequently it increases the capability of defect detection
通過紅外圖像的直方圖均衡化，計算紅外圖像序列的最大對比度圖像、幅值圖像和相位圖像，提高了缺陷的顯示清晰度，從而提高了缺陷檢測的能力。Using two pole - pair slot - number phase graph to design two - layer pole - changing windings with far pole ratio
用雙極對槽號相位圖設計雙層遠極比變極繞組The filtered results to a real interferogram showed the proposed method is powerful to interferogram speckle noise reduction, as well as it can preserve fine details in the interferogram that are directly related to the ground topography and maintain phase values distribution
對一幅干涉相位圖的濾波結果表明，該演算法很好的抑制了斑點噪聲，極大的降低了殘余點的數量，保持了條紋邊緣和相位細節信息，並使絕對相位保持在一定的動態范圍。Colour phase diagram
彩色相位圖Design of 2d all - phase image filtering template with window
2維加窗全相位圖像濾波模板的設計The experimental results show that phase image well overcomes asymmetrical illumination phenomenon and noise is small
實驗結果表明，相位圖像較好地克服了光照不均現象且噪聲較小。Isolation of two - dimensional displament for one phase map and image management
單幅相位圖的二維位移分離技術與圖像處理The fundament of flat terrain phase effect and its removal are stated. the interferogram consists, for each pixel, of the complex conjugate product of two sas images directly, which ca n ' t reflect the actual terrain change. the general phase trend in range can be considered as the phase generated by an ideally flat terrain and is often subtracted from the interferogram before further processing
論述了水平地形效應產生原理及其消除方法，由於水平地形效應的存在使得兩幅sas復圖像直接復共軛相乘得到的相位圖不能直觀地反映出實際地形的拓撲變化，所以在對干涉相位圖進行濾波及相位展開處理前應當消除干涉相位圖像的水平地形效應。In this article, a new unwrapping method is presented, which can get the real phase of the image and overcome the influence of the noises. 4. after the measurement system solves the difference of phase through ftp and makes the data multiply with the calibration matrix, the real height of the object surface can be got
因此本文對ftp法的解相問題做了改進，提出了一種逐點增長解相方法，可以快速得到變形光柵相對參考光柵的實際相位差，有效地消除相位圖象中噪聲的影響，並用實驗對所提出的解相方法進行了驗證。This thesis centers around three aspects : 1. present a new method for removing flat earth effect
本文主要進行了以下方面的研究:提出一種新的干涉相位圖去平地效應方法。分享友人