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lossless compression

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lossless compression是什么意思
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词汇分类:计算机常用词汇
词义:

释义

无损压缩;

英英释义

Lossless compression

Lossless data compression is a class of data compression algorithms that allows the original data to be perfectly reconstructed from the compressed data. By contrast, lossy data compression, permits reconstruction only of an approximation of the original data, though this usually allows for improved compression rates (and therefore smaller sized files).

以上来源于:Wikipedia

用法:

双语例句

The predictive encoding is one of the basic techniques realizing image lossless compression.
预测编码方法是实现图像无损压缩的最基本的方法。

In this paper we propose a new method for lossless compression of grayscale images based on predictive coding,in which qantized error is processed by quadtree coding.
本文提出了一种基于预测编码并对量化误差进行四叉树编码从而实现对灰度图像无损压缩的方法。

权威例句

Lossless compression of color mosaic images

Lossless compression of color mosaic images

Lossless compression of color mosaic images

Edge-directed prediction for lossless compression of natural images

Edge-directed prediction for lossless compression of natural images

Edge directed prediction for lossless compression of natural images

Lossless compression of continuous-tone images via context selection, quantization, and modeling

Lossless compression of continuous-tone images via context selection, quantization, and modeling

Applications of universal context modeling to lossless compression of gray-scale images

Applications of universal context modeling to lossless compression of gray-scale images
造句:

1. Lossless compression is fine, but reformatting and storing received data for a small percentage gain in space in a large database will cause more issues than it's worth.

无损的压缩虽好,但是为了在大型数据库中节省少量的空间而重新格式化和存储接收的数据,会导致更多问题,实属不值。

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2. Because case sensitivity and the fact that the compression scheme used is lossless, is different from and is compressed as two different tags.

由于大小写敏感性,并且使用的是无损压缩,与不同,它们被压缩为两个不同的标记。

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3. Bonus: Lossless data compression cannot guarantee compression for all data input files.

额外收获:无损耗数据压缩不能保证对所有输入的数据文件进行压缩。

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4. The gzip compressor is based on the DEFLATE lossless data compression algorithm, which USES a combination of the LZ77 algorithm and Huffman coding.

gzip压缩器基于deflate无损数据压缩算法,它使用LZ77算法和Huffman编码的组合。

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5. GIF stands for "Graphics Interchange Format" and employs the same lossless LZW compression that TIFF images use.

GIF代表“图形交换格式”并使用TIFF(标记图像文件格式)图像相同的无损耗lzw压缩。

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6. This lossless data-compression library can be used on virtually any computer hardware and operating system, required by SDL.

这个无损数据压缩库可以在任何虚拟计算机硬件和操作系统上运行,SDL需要使用这个库。

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7. First, the new scheme of a lossless data compression based on neural network is given by using non-statistical method.

本文首先采用非统计的方法给出了基于神经网络的无损数据压缩新方案。

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8. Lossless compression bounds of images naturally acquired by various imaging sensors are estimated using a practical method based on multi scale conditional entropy and memory measurement.

为估计利用各类成像传感器自然获取图像的无损压缩极限,提出一个利用多尺度条件熵和记忆性度量的实用方法。

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9. So the algorithm is suitable for the satellite hyper-spectral image compression and also for other wireless-transfer-based lossless image compression.

因此本算法非常适合星载超光谱图像压缩,也可用于其它基于无线传输的无损图像压缩。

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10. A lossless data compression scheme based on neural network is obtained through the structure specific mapping, integral function and BP neural network.

通过构造特别的映射、整函数和BP神经网络,获得一套基于神经网络的无损数据压缩方案。

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11. The basic knowledge and application features about computer forensics and LZW lossless compression algorithm are introduced.

介绍了计算机取证和LZW无损压缩算法的基本概念和应用特点。

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12. An approach for lossless compression of still images based on fuzzy-combined adaptive prediction was proposed.

提出了一种基于自适应模糊混合预测的静态图像无损压缩方法。

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13. Based on the study of ECG signal features, a new lossless ECG compression algorithm is put forward here.

在研究ecg信号特征的基础上,提出了一种新的心电数据无损压缩算法。

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14. Although some different methods are adopted, lossless compression can be achieved upon these standards.

这三个标准虽采用的方法不同,但均能实现无损压缩。

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15. This article introduces the principle of 1bit DSD technology and the principle of DST lossless compression algorithm.

本文详细介绍了1比特dsd编码技术的原理,和DST无损压缩方法的原理。

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16. Visual lossless compression is loss compression in the store of information, but human vision cant feel the loss of information, so it cant affect the medical diagnosis.

视觉无损压缩在信息存储上实际是有损压缩,但人类视觉系统并不能察觉出这种图像信息量的损失,因而不影响临床诊断。

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17. Prediction is the basic technology of lossless image compression.

预测压缩技术是无损图象压缩的基本技术。

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18. In this paper, a lossless compression method, based on adaptive prediction, is presented. This method USES neural network model to modify the prediction weight.

本文提出一种基于自适应预测的无损压缩方法,该方法利用神经网络模型自学习的能力,自适应的调整预测器的预测系数。

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19. A new method combining integer wavelet transform and linear prediction technique for lossless compression of airborne multispectral imagery is proposed in this paper.

首先探讨了基于提升方案的整数小波变换,结合线性预测技术,提出了一种机载多光谱遥感图像的无损压缩方法。

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20. In this paper we propose a new GM (1, 1) model, which can implement the predictive error coding in a lossless compression of gray scale images.

本文提出了一种新的GM(1,1)模型,可以在灰度图像无损压缩中实现预测误差编码。

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21. A lossless compression method based on SPIHT and inter-band correlation prediction was presented for MODIS multispectral images.

提出一种结合波段相关性判定和SPIHT编码的方法对MODIS多光谱图像进行无损压缩。

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22. Image compression coding includes loss compression coding and lossless compression coding.

图像压缩编码分为有损压缩编码和无损压缩编码。

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23. Recently the lossless compression skill of digital image is becoming a hot focus of research.

数字图像的无损压缩是一个新兴的研究热点。

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24. The aim and application of diagnostically lossless compression and the data compression method for magnetic flux leakage (MFL) inspection of pipelines were introduced.

介绍检测无损压缩的目的、应用以及针对管道漏磁检测数据的一种检测无损压缩方法。

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25. This paper describes these static image compression standards and encoding processes separately and compares the lossless compression feature of the processing of clinic static images.

本文分别介绍了这三个静止图像压缩标准和编码过程,并对三种压缩标准在处理临床静止图像的无损压缩性能方面做了比较。

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26. Because the remotely sensed hyperspectral image information is very precious, the lossless compression or near have lossless compression method is needed possibly.

由于遥感图像信息十分宝贵,应尽可能采用无损压缩或近无损压缩方法。

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27. It was concluded that lossless compression has little usefulness for NM image because of very low CR.

实验结果表明,无损压缩方法压缩比低,实用意义不大。

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28. Lossless audio compression technology is a technique that not only preserves the essence of the sound but also restores the precise bit information in that sound.

无损音频压缩技术是一种既可保留音频信号原始音质,又可以准确无误地还原每一个比特音频信息的音频压缩技术。

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29. With the aid of lossless compression technique of JPEG2000 and SQL Server2000 database, this system is intelligent, stable and effective in storage and management of medical images.

采用多级分布式存储体系,引入JPEG2000压缩技术,结合大型数据库,实现智能、稳定和高效的存储管理。

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30. With the aid of lossless compression technique of JPEG2000 and SQL Server2000 database, this system is intelligent, stable and effective in storage and management of medical images.

采用多级分布式存储体系,引入JPEG2000压缩技术,结合大型数据库,实现智能、稳定和高效的存储管理。

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lossless compression

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