Given compression efficiency, we selected JPEG image compression algorithm.
考虑到压缩效率,我们选择了JPEG图像压缩算法。
The popular lossy-JPEG image compression arithmetic and phase-shifting technology are introduced.
简介了当今流行的JPEG有损压缩技术和相移技术。
The experiments show that the blind watermarking algorithm is robust in JPEG image compression, image clipping, image scaling and image filtering, especially in wavelet image compression.
实验结果表明,该算法对JPEG压缩及图像剪裁、缩放、滤波有较好的鲁棒性,特别对于基于小波压缩算法的图像具有很好的鲁棒性。
Article in the space monitoring system for the background, in-depth study of the JPEG image compression standard implementation methods and carried out based on FPGA implementation and optimization.
摘要文章以空间监控系统为背景,深入研究了JPEG图像压缩标准的实现方法,并基于FPGA对其进行了实现和优化。
When working with a graphic file, such as a JPEG image, the compression doesn't work as well because the data is more difficult to de-duplicate.
当处理图形文件(例如jpeg图像)时,压缩就不那么好用了,因为数据更加难于减少重复。
Last year, Google announced WebP, a new image compression format meant to reduce the size of JPEG images.
Google去年发布了WebP这种新的图像压缩格式,意在减少JPEG图像的大小。
Experimental results show that the proposed scheme is robust for some image processing operations such as lossy JPEG compression, low pass filtering, median filtering and cropping.
实验结果表明水印是不可察觉的,经过JPEG有损压缩、低通与中值滤波、剪切等图像处理操作后仍是鲁棒的。
JPEG2000 not only provides superior compression performance over JPEG, but also provides a rich set of features, in answer to the ever growing requirements for image coding techniques.
JPEG2000不仅提供了超越JPEG的压缩性能,更提供了一系列丰富的功能,以满足对图像编码技术日益增长的需求。
The employed processing units include a high definition H. 264 compression engine, a JPEG engine for still image compression.
这些从处理单元包括一个高清H.264压缩引擎,一个静态图像压缩的JPEG引擎。
Image compression accord with JPEG standard and perform by an integrated JPEG codec ZR36060, which supports completely baseline method defined by JPEG standard.
图像的压缩采用JPEG算法,利用JPEG编解码芯片ZR 36060完成,ZR 36060可以生成完全符合JPEG标准的数据流。
In addition, robustness of the scheme against JPEG lossy compression, image enhancement, noise addition and statistical averaging attacks among others are provided.
此外,文中还分析了算法对JPEG压缩、图像增强、加入噪声及共谋攻击等操作的鲁棒性。
Experimental results show the watermark is invisible and robust to common image processing operations such as JPEG compression, cropping, resizing, median value filtering and noise perturbation.
实验证明,水印具有不可见性,对通常的图像处理,如JPEG压缩、剪切、缩放、中值滤波等以及噪声干扰都具有很强的鲁棒性。
Experimental results show that the proposed technique has good efficiency, security, imperceptibility, highly good robustness to common image processing operation and the JPEG lossy compression.
实验表明,该方法简单、高效、安全性能好,且具有较好的不可感知性,对通常的图像处理及JPEG压缩等具有极好的稳健性。
Compared with the other spread spectrum algorithm, this one is more robust against the typical image processing attacks such as adding noise, filtering and JPEG compression.
水印对剪切、JPEG有损压缩、中值滤波、抵抗噪声干扰等常规图像处理手段比较其他的随机序列扩频算法具有更好的鲁棒性。
The image compression standard in PACS now is the JPEG standard based on the DCT (Discrete Cosine Transform) algorithm, which can only be applied in the limited areas.
目前在PACS系统中较多采用的是JPEG图像压缩标准,该标准采用以离散余弦变换算法为主的区块编码方式,但有一定的局限性。
Experimental results prove that the method is invisible and robust enough against some image degradation processes such as resizing, cropping, JPEG or JPEG2000 compression.
实验结果表明,该算法不仅具有较好的透明性,而且对缩放、剪切、JPEG或JPEG2000压缩等图像退化处理或攻击均具有较强的鲁棒性。
We test the algorithm performance in the cases of single watermark, double watermarks and multi watermarks when different distortions such as JPEG compression, image resizing and cropping are applied.
该文就单水印,双水印以及多水印情形进行了仿真并进行JPEG压缩、图像缩放、剪切等失真测试。
Using the new compression standard JPEG2000 is proposed as a resolution to medical image compression in PACS to replace the JPEG standard now under use in PACS.
针对PACS系统中的医学影像压缩存在的问题,提出了采用新的静态图象压缩标准JPEG2000,取代当前系统中使用的JPEG图像压缩标准。
The new still image compression standard, JPEG2000, provides higher compression rates for the same visual quality for gray scale and color images than JPEG.
JPEG2000是一种新的静止图像压缩标准,与JPEG相比,对于具有同样视觉质量的灰度等级图像和彩色图像,JPEG2000能提供更高的压缩率。
In the experimental phase, image with watermark has been attacked in several ways, such as cropping, scaling, noise, JPEG compression and tampering.
在实验阶段,对嵌有水印的图像进行了剪切、缩放、噪声干扰、JPEG压缩和篡改等攻击实验。
Experimental results and attack analysis show that the method is robust against normal image processing such as JPEG loss compression, filtering, additive noise, and cropping attacks.
实验结论和攻击测试表明,该算法对JPEG有损压缩、滤波、附加噪声、剪切等各种图像处理的攻击有较强的鲁棒性。
Instead, they may very well be looking for image optimisation, JPEG compression, graphic formats, save pictures, camera software and so on.
相反,他们很可能找的是图像优化,JPEG压缩,图像格式,保存图片,拍照软件等。
JPEG is a static image compression standard developed jointly by International Organization for Standardization (ISO) and CCITT. It's the most frequently used image storage format.
JPEG是国际标准化组织(iso)和CCITT联合制定的静态图像的压缩标准,是目前最常使用的图像存储格式。
Experimental results show that the proposed algorithm keeps the quality of the image well and is robust enough to JPEG compression, noise, filtering, image scaling, image enhancement etc.
仿真试验结果表明该水印系统不仅较好地保持了图像的质量,而且对JPEG压缩、噪声污染、滤波、图像剪切等操作都显示了较强的鲁棒性。
The experimental results show that this method are robust against JPEG compression image processing and attack such as noise, filtering, cropping etc.
实验结果表明:提出的算法有较强的抵抗JPEG压缩攻击能力,并且对噪声、滤波、剪切等图像处理操作也取得了良好的鲁棒性。
JPEG is the most representative, influencing image compression format.
其中影响最大,也最具代表性的图像压缩格式就是JPEG。
JPEG compression problems have very different characteristics than regular image ISO noise.
JPEG压缩的图像比普通的问题,ISO噪声非常不同的特点。
The image compression unit USES the JPEG standard and performs by an integrated JPEG codec ZR36060, which can create JPEG standard data stream.
图像的压缩采用JPEG标准,利用JPEG编解码芯片ZR 36060完成,ZR 36060可以生成完全符合JPEG标准的数据流。
The image compression unit USES the JPEG standard and performs by an integrated JPEG codec ZR36060, which can create JPEG standard data stream.
图像的压缩采用JPEG标准,利用JPEG编解码芯片ZR 36060完成,ZR 36060可以生成完全符合JPEG标准的数据流。
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