lossy

The trend in medical image compression isincreasingly toward lossy compression.

在分析对比了几种广泛实用的无损与有损压缩方法的基础上,针对医学图像有损压缩的总体趋势,提出 了 一种有损与无损方法相结合的、有较高保真度的压缩方法:分区压缩方法.

The Resources section provides some interesting statistics on FASP performance over traditional WAN, intercontinental transfers, and lossy satellite links.

参考资料部分提供在传统WAN、洲际传输和有损卫星链接中FASP性能相关的一些有趣统计信息。

Tzung-ruin Yeh Many lossy image compression algorithms have been developed for low bit rate applications.

人们已经发展出许多适用于低位元率应用的破坏性影像压缩演算法.

As one method of image lossy compression vector quantization has great compression ratio.

作为图像有损压缩的方法之一,矢量量化的压缩比极大.

In this paper, the phase term in the transfer function of lossy transmission lines is firstly modified, and a more accurate model is presented.

本文对有耗传输线系统函数的相位因子进行了修正，得出了更为精确的模型。

There are two parts: loseless compression and lossy compression.

分为两个部分: 无损压缩和有损压缩.

Propagation of electromagnetic waves in inhomogenous and lossy Reentry Plasma sheath layer

电磁波在非均匀有损耗再入等离子鞘层中的传播

Near lossless compression is a trade off between lossy compression and lossless compression.

近无损压缩是在无损压缩和有损压缩之间的一种折衷.

Generally , low reflectance within low frequency band is difficultly obtained by using ordinary lossy material.

在使用普通的损耗材料进行设计时, 很难在低频段获得较低的反射率.

Characteristics of the cavity-backed narrow slot antenna in a lossy medium

背腔式窄缝天线在有耗介质中的特性

Vector quantization ( VQ ) is a popular lossy compression scheme widely used in multimedia data compressions.

矢量量化是一种常用有损压缩技术,被广泛地应用于多媒体数据压缩.

Research on transmission of fault recorder file based on lossy compression method and the selection of file transfer protocol

录波数据文件的有损压缩传送及文件传输协议的选择研究

Optimization of Image Lossy Compression Based on Nonlinear Lifting Wavelet Transform

基于非线性提升小波的有损图像压缩及其优化

Weighted Rate-Distortion Optimization for Set Partitioning in Hierarchical Trees ( SPIHT) is proposed for interferential hyperspectral image lossy compression.

提出采用不等权重的率失真优化截取SPIHT（Set partitioning in hierarchical trees）算法对干涉高光谱图像进行有损压缩。

Experiments showed when typical fingerprint image was compressed to 1/ 4~ 1/ 20 of its original size, the embedded watermark could be exactly extracted, and fingerprint recognition rate remained almost the same after lossy compression.

实验表明典型指纹图像压缩到1/4~1/20的时候，嵌入的水印能够无损提取，指纹图像虽不能完全恢复但识别率没有明显降低。

Fast Scattering Analysis of Lossy Material in Front Edge of Metal Wing

吸波结构前缘翼面散射的快速分析

The main contribution of this paper is as follows: 1. For IP-based low-power lossy network routing protocol RPL ( IPv6Routing Protocol for LLN), existing algorithms transmit a large number of redundant data, and waste limited node energy resources.

本文的主要贡献如下：1.对于基于IP的低功耗有损网络路由协议RPL（IPv6Routing Protocol for LLN），已有的组播路由算法存在大量冗余的数据传输，浪费节点有限的能量资源。

But, with the booming development of network and storage, the advantage of lossy compression is no longer attractive.

然而随着网络带宽和存储介质容量的增大，有损压缩的技术优势不再明显，而无损压缩反而能够以在无损情况下提供高采样率、高解析度音频信号的技术优势，越来越受到市场的青睐。

How do I handle lossless and lossy compression?

怎么处理无损压缩和有损压缩?

The System Based on Hardware of Remote Sensing Wavelet Lossy Compression

基于硬件的遥感图像有损小波压缩系统

In a general way, semantic compression belongs to the lossy compression, and grants the prescribed error bounds.

语义压缩一般属于有损压缩，即允许一定的误差存在。

DCT and RLE Mixed Lossy Compression of Gray Image Based on Matlab

基于Matlab的灰度图像DCT与RLE的混合有损压缩

A new method to reconstruct the lossy multi-layered media is presented by using a time domain signal flow graph technique.

借助于时域信号流图提出一种重建有耗多层媒质的新方法。

Asymptotic Solutions ol Transient Electromagnetic Waves in Lossy Media

有耗媒质中瞬态电磁波的渐近解

Block truncation coding ( BTC) is an efficient and fast lossy image coding technique.

块截短编码（BTC）是一种快速有效的有损图像编码技术。

Besides, the general variation principle was introduced to solve electromagnetic problem in lossy media.

同时由于广义变分概念的引入, 可使泛函的变分原理应用于有耗媒质电磁场问题.

Three lossy compression approaches using vector quantization are used to show the evaluation procedure.

以三种基于矢量量化有损压缩方案为例，说明了评估过程。

Experiments show that this authentication algorithm can tolerate JPEG lossy compression to a certain extent, while it is sensitive to malicious tampers. And those blocks detected as manipulated can be localized accurately at 88 pixel block level.

实验证明，它可以在一定程度上容忍JPEG压缩，对篡改操作敏感，并可以在88像素块的量级上对篡改区域进行精确定位。

First, the feasibility of remote image lossy compression is analysed.

首先分析了遥感图像有失真压缩的可行性；

However, it performs a little worse compared to the conventional Discrete Wavelet Transform ( DWT ) for lossy compression.

而在有损压缩方面, 其效果通常稍逊于传统的离散小波变换(DWT ).