方向圖失真 的英文怎麼說
中文拼音 [fāngxiàngtúshīzhēn]
方向圖失真
英文
pattern distortion-
As the uwb characteristics are represented at not only directional diagram and impedance bandwidth but also phase distortion
由於超寬帶特性不僅僅體現在方向圖和阻抗的帶寬上，而且要考慮其相位失真。4. bring forward a now zero - watermark technology and scheme in the dwt domain. this paper changes the traditional and common scheme that embeds watermark into original image and brings forward a new zero - watermark technology. this method starts from the motive of watermark to solves the image authenticate problem without embedding any data into image. it not
4 .在小波域內提出了一種新的零水印技術及其解決方案本文突破了傳統的「向原始圖像中嵌入水印」的常規解決方案，創造性提出了一種新的零水印技術，該方法從數字水印的根本目的出發，不通過向圖像中嵌入任何數據而解決圖像的版權認證問題，不但使圖像無任何失真，而且水印的魯棒性好，此外該方法還可實現數據隱藏功能，是一種非常新穎的、前景看好的數字水印技術。The longitudinal distortion, lateral displacement and luminance difference of the reconstructed images at different depth of field in multiple - exposure rainbow holography for 3 - d synthesis of multiple ct slides were analyzed, for which the effective compensation methods were presented, and the experimental results were given
分析了應用彩虹全息術實現ct圖片的立體合成過程中再現像在軸向及垂軸方向上的畸變以及再現像亮度的失真，分別提出了相應的補償方法，並給出了相應的實驗結果
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