波壓圖 的英文怎麼說

中文拼音 [bōyātú]
波壓圖 英文
wave pressure diagram
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 壓 : 壓構詞成分。
  • 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...
  1. The study includes the hole color tv imagery system for drill hole, even - pole bore - hole acoustic system and acoustic meter, bore - hole multi - point consolidation apparatus, the quick camera computer - aid image for high rocky slope, image technology for layer analysis, safety monitoring technology for the section close to the dam, software for processing and forecasting the slope monitoring data, high precision geodesy monitoring automation system, etc. all the study results are new, advanced and practical, which has applied in the project and gained the obvious benefits

    鉆孔彩色電視孔壁成像系統、直接橫波測井研究偶極子井下聲系和聲波儀、鉆孔多點滲壓儀及壓模系統、巖質高邊坡快速攝像微機地質素描成圖、層析成像技術、近壩庫段安全監測技術、邊坡監測數據處理預報軟體研究、高精度大地測量監測自動化系統等項目，研究成果內容新、先進、實用，已在工程中應用，效益顯著。
  2. Firstly, chromatism analysis and wavelet transform are used for color image compression coding. in this method, one of the three color components of a color image ( for example the g component of a rgb color image ) is coded using wavelet transform, and the chromatism between g and other two color components rg = r - g, bg = b - g is coded respectively using chromatism analysis. during decoding, g ~ is first reconstructed using wavelet inverse transform and inverse quantisation, and rg, bg are reconstructed using chromatism analysis inverse transform ; then r, b are calculated by r = g + rg and b = g + bg respectively

    其一是應用色差分析和小波變換對彩色圖象進行壓縮編碼，該方法是對彩色圖象的三個色彩分量之一，如rgb圖象的g進行小波變換編碼，而對g與另兩個色彩分量的差值（即rg = r - g和bg = b - g ）進行色差分析編碼，解碼則是通過反量化和小波逆變換得到g ^ ，通過色差分析的逆變換得到兩個重構的色差rg ^和bg ^ ，再算出r ^ = g ^ + rg ^ 、 b ^ = g ^ + bg ^ ，最後由r ^ 、 g ^ 、 b ^重構圖象。
  3. This paper studies to get the image of thenar by using a video camera, and carries on the necessary image processing by software with the information captured, and gets the ideal image to provide the image data basis for follow - up cad after the processing such as median filtering, sobel or kirsch ' s operator edge detection, image reversal and image enhancement etc. in this paper, the pressed image information of thenar captured by camera have been carried on processing and analyzing, and the result has been compared with that of image acquired by the scanner

    本文研究了利用攝像頭獲取腳底圖像，再通過軟體將所獲信息進行必要的圖像處理，經中值濾波、 sobel或kirsch運算元邊緣檢測、亮度調整及反置、圖像增強等處理后，得到滿意的圖像為后續的cad提供圖像數據依據。本文對攝像頭採集的足底受壓圖像信息進行了處理和分析並與掃描儀的圖像處理結果進行了比較，由結果得知攝像頭輸入方法是一種簡單實用的輸入方法，且能很好的滿足設計要求。
  4. Analysis of image compression processing based on wavelet transform

    基於小波的圖像壓縮處理分析
  5. The paper analyzes the wave figures before installing device and after it

    分析裝置安裝前後的電壓電流波形圖、諧波含量及瞬流情況。
  6. The following charts are typically obtained from single - cuff and dual - cuff nibp measurement. the waveforms from dual - cuff method has obvious advantage compared to that from single - cuff method fig

    比較普通單袖帶示波法圖1和雙袖帶血壓測量技術取得的波形圖2 ，可以很清晰地看出後者的優越性。
  7. It can acquire the voltage on the test appliance and current in the circuit. and it can see these electrical signals as its input and calculates based on the data and gives the parameters and waveform that user needed. the parameters we can get through calculation include power factor, joule ' s integral, available value, maximal value, minimum value, time constant etc. recently, there are many scholar is studying the algorithm that calculate the parameter using test data, but many of them adopt the heuristic method, not using the test data directly

    本課題研製一套電器試驗參數高速採集系統，能夠檢測試驗迴路中試品上的電壓信號和迴路中的電流信號，並根據這些電信號的數值利用計算機進行在線計算，並給出用戶需要的各種電參數值和用戶需要的波形圖，通過計算得到的電器參數有功率因數、焦耳積分、有效值、最大最小值、時間常數等。
  8. ? we justify the applicability of antisymmetry biorthonormal wavelets ( asbw ) to image coding by a number of experiments, and found that the performance of some selected asbws is at least the same as the famous 9 _ 7 wavelet, which is a symmetry biorthonormal wavelet. however asbw has a potential advantage, namely extracting image edges from the coefficients decomposed by asbw, it may give a way to feature extraction from image compression data domain without completely image reconstruction

    它的性能和目前在壓縮編碼中常用的9 - 7對稱雙正交小波可以比擬，但是由於反對稱雙正交小波還有如下潛在優點，即從壓縮數據域中不經重構圖像即可提取圖像邊緣，故應對反對稱雙正交小波在圖像編碼中的地位予以充分重視。
  9. They all are snr scalable, and, especially ebcot is resolution scalable. these properties are essential in transmission of image on internet. because the performance of an entropy coder can be significantly improved by having the coder dynamically adapt to the current " context ", context models also have widely been adopted in image compression

    基於小波的圖像壓縮已成為圖像壓縮研究的主流，一些小波系數模型也隨之產生，如ezw 、 spiht和用於jpeg2000的ebcot ，這三種模型都具有snr可擴展性質，其中ebcot還具有解析度可擴展性質。
  10. Ch foam material is filled in the cavities in order to improve planar degree of shock wave driven by x - ray radiation. wedge - shaped aluminum samples are used to measure time - space streaking images of optical signals from the shock wave. and then the velocity and pressure of the shock wave is obtained. the radiation temperature is obtained by using the scaled relations between veloctiy of shock wave and radiation temperature

    在腔內充ch發泡材料，提高輻射驅動沖擊波的平面性.利用楔形鋁膜測量輻射驅動沖擊波發光信號的條紋圖像，從而獲得沖擊波速度和沖擊波壓力.利用沖擊波速度與輻射溫度的定標關系，求得輻射溫度
  11. The study of image compression algorithm based on subdivision wavelet

    基於細分小波的圖像壓縮演算法研究
  12. Through anatomizing ezw coding algorithm and taking the effects of human being ’ s vision characteristics on quality of reconstituting image. a improved zeretrees algorithm are put forward. at last a new image compression encoding algorithm based on wavelet transform and vector quantization is put forward. the experiment show, in very low bit rate, using the proposed algorithm, the reconstructed image is superior to that of ezw in both of perception and psnr

    最後，在小波樹的基礎上，通過對矢量量化的研究，本文提出了一種基於四叉樹結構新的小波樹矢量量化壓縮編碼演算法，實驗證明，在較高壓縮比的情況下，使用此方法得到的重構圖象質量（視覺效果和峰值信噪比）比通常的小波壓縮演算法有了較大的提高。
  13. As the merits of multi resolution analysis, wavelet theory now is widely applied in every fields of signal processing, especially in image codec, like jpeg2000, mpeg4 standards, etc. wavelet based spiht ( set partitioning in hierarchical trees ) codec algorithm and its application in face recognition are studied in this thesis. the main contributions are as follows : 1. the followings are studied in this thesis : principle of wavelet based image coding methods, key problems of wavelet transform in image codec and some main coding algorithms based on wavelet

    本文研究了基於小波spiht （ setpartitioninginhierarchicaltrees ）圖像壓縮編碼性能及其在人臉識別中的應用，主要工作如下： 1 、給出了基於小波的圖像壓縮編碼的基本原理與主要幾種小波圖像壓縮演算法，討論了圖像編碼中小波基選取、邊界處理以及分解級數等幾個問題。
  14. In the first part the wavelet analysis theory is systematically summarized in the perspective of signal analysis and digital signal processing. in succession, the excellent of the wavelet image coding techniques are introduced with the focus on the ebcot coding algorithm. at the last part, aiming at the properties of hyperspectral images, three compression schemes are presented : dct + ebcot, differential method + ebcot and predictive method + ebcot

    文中首先從信號分析和數字信號處理的角度對小波分析理論進行了系統的總結，在此基礎上介紹了基於小波的圖像編碼技術的優秀成果，重點介紹了基於小波的ebcot編碼演算法，接著，針對高光譜圖像的特徵，本文提出了以下三種壓縮方案： dct變換+ ebcot的壓縮方案、差值法+ ebcot的壓縮方案及預測法+ ebcot的壓縮方案，對三種壓縮方案進行了軟體模擬，並將模擬結果與其它壓縮方案進行了比較。
  15. The proposed method compresses images based on sub - band coding, and then exacts compressed images features such as color, texture and shape

    本系統直接對小波壓縮圖像進行分析，提取壓縮域低頻圖像的顏色、紋理、形狀特徵，然後通過判別函數判別圖像的相似性。
  16. 5. have put forward the idea of constructing adaptive wavelet transform to adapt to an image ' s local characters, given two methods of constructing adaptive wavelet and analyzed the performance of adaptive wavelets in image compression

    （ 5 ）提出了構造自適應小波變換以適應圖像局部特徵的思想，給出了兩種自適應小波的構造方法，並分析了所構造小波在圖像壓縮中的性能。
  17. A new type of blind watermarking technology, which has the advantage of adopting watermarking embedding algorithm is introduced based on wavelet transform and cosine transform, so the original image isn ' t necessary when picking up watermarking and the transparency and robustness of digital watermarking system is well fulfilled, the attack in the forms of noise, median filtering and compress can be withstood, and high pass filtering and low pass filtering can also be endured

    摘要詳細介紹了基於一種新型的基於小波變換和餘弦變換的盲水印數字水印技術，這種方法的一個顯著的優點就是採用水印嵌入演算法，提取水印的時候不需要原圖象，能夠很好的滿足了數字水印系統的透明性和魯棒性，能夠經受住加入噪聲、中值濾波、壓縮等方式的攻擊，並且還能夠經受住高通濾波和低通濾波。
  18. This paper proposed an image retrieval method based on wavelet - compress and feedback which can improve the performance of a content - based image retrieval system

    摘要為提高圖像檢索系統的準確率和有效率，本文提出一種基於小波壓縮和用戶反饋的圖像檢索方案。
  19. The system includes a digital video codec / decodec chip adv611 based on wavelet - transform, a saa7111 chip and a dsp chip tms320vc5402 controlling the systems

    該系統以tms320vc5402為主控晶元，選用小波壓縮晶元adv611和圖像處理晶元saa7111設計了硬體電路，較好地實現了視頻信號低速率傳輸的問題。
  20. Based on lifting scheme and cohen - daubechies - feauveau theorem constructing biorthogonal wavelets, we construct a new symmetric biorthogonal 9 7 tap wavelet ( ls97 ). the compression performance of the ls97 wavelet is almost the same as that of cdf 9 7 wavelet, which is adopted by jpeg2000. furthermore, the inverse of ls97 wavelet can be replaced by cdf 9 7 wavelet in image compression, and vice versa

    以構造雙正交小波的cohen - daubechies ? feauveau定理為基礎，利用提升方法設計了一組對稱雙正交9 / 7小波濾波器，它與jpeg2000中採用的cdf9 / 7小波壓縮性能幾乎相同，並且它們兩者在圖像壓縮中可以互相做正變換與逆變換。
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