有損圖像壓縮 的英文怎麼說

中文拼音 [yǒusǔntúxiàngyāsuō]
有損圖像壓縮 英文
lossy image compression
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
  • 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...
  • 壓 : 壓構詞成分。
  • 縮 : 縮構詞成分。
  • 有損 : lossy
  1. The experimental results and attack analysis show that the watermark algorithm is transparent and robust against some image processing operations, such as jpeg lossy compression, median filtering, additive noise, scaling, and incorporating attacks

    實驗結論和攻擊測試表明，本文所提議的演算法具有較好的透明性，對如jpeg有損壓縮、中值濾波、附加噪聲、伸縮、裁剪等各種圖像處理的攻擊有較強的頑健性。
  2. In the applications of wavelets, the vlsi design has been highly required. the coefficients in the integer wavelet transform are integer, so that the perfect reconstruction and lossless compression is possible

    整數小波變換由於其小波系數為整數，逆變換可完美恢復小波變換前的數據，因此在無損圖像壓縮等領域有著重要應用。
  3. Experimental results show that the proposed technique is robust enough to some image processing operations and jpeg lossy compression

    實驗結果表明，該演算法對常見的圖像處理和jpeg有損壓縮有較好的魯棒性。
  4. The image compress includes loss compress and lossless compress. the dissertation mainly studies image lossless compress and its application

    =圖像壓縮分為有損壓縮和無損壓縮，本文主要研究圖像的無損壓縮及其應用。
  5. Jpeg coding allows digital images to be stored in a compressed form that achieves anywhere from 12 : 1 to 100 : 1 depending on the acceptable loss in image quality of the compression

    Jpeg演算法可以將數字圖像壓縮到12 ： 1甚至到100 ： 1 ，前提是允許對圖像進行有損壓縮和犧牲圖像細節。
  6. Finally, lossless compression by means of integer lifting scheme is realized. after selecting a practical bases of lifting scheme transform, we put forward to two lossy compression algorithms based on adaptive transform and demonstrate its feasibility and validity by simulation and experiment

    實現了將整數提升框架應用於無損壓縮；選擇了一個實際可行的提升變換基庫，給出了兩種基於自適應變換的有損圖像壓縮演算法，實驗模擬結果證明了演算法的可行性及有效性。
  7. Distribution of wavelet coefficients in those sub - images is just appropriate for the properties of human vision systerm. it is that eyes are most sensitive to sub - image in the low resolution ratio and less sensitive to sub - images in the high resolution ratio. so a little loss of information in high sub - images may not bring out marked change to vision effect of construct image

    經分解后的各個子圖中的小波系數的分佈恰好適合人類視覺系統的特點，即人眼對于低解析度子圖更敏感，對于高解析度子圖較不敏感，因此高解析度子圖中的信息稍有損耗並不會顯著影響重構后圖像的視覺效果，這樣實現圖像的高壓縮比就成為可能。
  8. 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。
  9. The results of compuler simulation show that the proposed watermarking methods satisfy the requirements of robustness and transparency. this scheme can resist the conunon image processing operations, such as lossy compression, cropping, filtering and scaling

    本文所設汁的兩個數字水印手鉤中的水口具有電好的不可m付能抵抗有損壓縮、剪切、平滑和放縮等常見的圖像操作，具有良好的魯棒性。
  10. 3. lossy and lossless image compression is realized by means of integer wavelet transform, and the shortcoming of pure lossy compression with non integer ones is overcame. here the influence of different wavelet base to the effect of compression is discussed, and conclusions are obtained as follows : to the choice of wavelet base in spiht image codec, in lossless codec, integer lg5 / 3 and in lossy codec, non integer db9 / 7 wavelet base is recommended

    3 、將整數小波變換應用於圖像編碼之中，克服了非整數小波變換只能有損壓縮的缺點，實現了圖像從有損到無損的壓縮，並分析了不同小波基對壓縮性能的影響，最後得到如下結論：在spiht壓縮編碼中，有損壓縮推薦使用非整數db9 7小波變換，無損壓縮推薦使用整數lg5 3小波。
  11. Third, the quantization of wavelet coefficients based on the embedded zerotree wavelet ( ezw ) is discussed and some improvement is made to it. finally, this paper brings forward a scalable image coding method based on iwt and the improved zerotree quantization, which can realize lossless to lossy image compression, more simple computing, and higher - quality reconstructed image compared with image coding method based on traditional wavelet transform. the experimental results are satisfying

    在此基礎上，提出了一種基於整數小波變換和改進零樹量化方法的可分級圖像編碼方法，該方法可以實現圖像從完全無損到有損壓縮，與基於傳統小波變換及零樹量化的方法相比，運算簡潔，速度快，重構圖像質量高，取得了令人滿意的效果。
  12. To solve the problem of watermark encryption, a novel permutation operator is proposed, based on which the permutation scheme and the substitution scheme for watermark encryption are designed ; encryption algorithms in spatial domain and transform domain are proposed. the ciphered image can be jpeg compressed before it is transmitted, and low - distortion plain image can be obtained after decrypting the compressed encryption image

    為解決水印信息加密問題，我們在第三章提出混沌有序化運算元方法，設計了水印信息加密的置亂模塊和替代模塊;還給出了空間域和變換域數字圖像加密演算法，密文圖像可以經過有損壓縮再傳輸，經過解密得到低失真的明文圖像。
  13. What ’ s more, we design a 3d prediction compression scheme. the scheme is based on our optimal linear predictor and we use jpeg - ls lossless compression algorithm to compress the residual images. the scheme costs less time in computing, but works much better than jpeg - ls algorithm and software winrar

    此外，用基於jpeg - ls的無損壓縮演算法對運用我們設計出的最佳線性預測器預測得到的殘差圖像進行壓縮，運算速度很快，壓縮比也大大優于jpeg - ls演算法和winrar壓縮軟體，具有很強的實用性。
  14. Wavelets are becoming a key technique in the ongoing source compression standard jpeg - 2000. the positive arguments for advocating dwt in image watermarking are : preventing watermark removal by jpeg - 2000 lossy compression, reusing previous studies on source coding regarding the visibility of image degradations, and offering the possibility of embedding in the compressed domain

    在小波域嵌入水印的原因是：可以防止由於jpeg - 2000有損壓縮而造成的水印消除；可以利用信源編碼領域對圖像失真的可見性研究成果控制水印的嵌入位置和強度；可以實現在壓縮域直接嵌入水印。
  15. This paper compares the set of features offered by jpeg 2000, versus the current still - image compression and coding standards. the study concentrates on the aspects such as functions, lossy and lossless compression efficiency, region of interest coding, error resilience and complexity. as a result, a conclusion - how to choose compression and coding standard is elicited

    本文還利用包括j2k模型在內的實現，就jpeg2000與靜態圖像壓縮編碼的現有標準進行了分析和比較，對比了它們在提供的功能、有損和無損的壓縮效率、 roi編碼和差錯恢復以及復雜度等方面的異同，並得出選擇編碼壓縮標準的一個結論。
  16. The essay, first of all, researchs jpeg2000 and implements the kernel code of compressing dicom with jpeg2000. on the basis of it, gives an improvement, and then combines image denoising and image compression to get better lossy compression effect ; discusses several lossless compression ways of medical image sequence ; in the end, discusses or analyses many problems of compressing with jpeg2000, and tests all the methods said in the paper

    並在此基礎上給出了一種對jpeg2000的改進演算法;接著將圖像的小波降噪方法與jpeg2000相結合，以得到更好的有損壓縮效果，同時給出了一種提高壓縮比的方法;再接著討論了幾種提高醫學序列圖像無損壓縮的方法;最後討論和分析了jpeg2000在壓縮dicom時所涉及的問題;並對所提出和討論的方法進行了相關的試驗。
分享友人
分享到 Line

分享到臉書