查询词典 hash coding

The basic idea is to divide an image into two descriptions with quincunx down-sampling. To tackle the problem of low coding efficiency in the traditional spatial domain multiple description image coding techniques, we propose a directional lifting technique to extensively exploit the correlations among neighboring pixels, in which the lifting directions are selected and organized based on the quad-tree partition.

基本思想是在空域将一幅图像按梅花形下采样为两个描述，为解决传统空域下采样多描述编码技术编码效率低的问题，提出能充分利用相邻像素相关性的方向提升小波变换，并通过四叉树的分割实现方向的组织和选择。

In this paper,the algorithm of a kind of hierarchical competitive covering networks for the classification problems is proposed based on the introduction of quotient space theory,which defines granularity according to Huffman coding and Huffman coding algorithm.

文中在此基础上，利用商空间的粒度原理和霍夫曼编码的思想，对样本分布极其不均匀的分类问题，构造分层竞争覆盖网络。

The philosophy of General Reduced Gradient method is applied to conventional GeneticAlgorithm and a new Hybrid Genetic Algorithm is proposed. Tl1is Il1ethod has a powerful searchingability globally and locally, with which the issues in analyzing the current statlls of water distribution networksfeaturing more variables and more peak values can be solved accurately without any complicated coding and de-coding processes.

将广义简约梯度法思想应用于传统遗传算法，提出一种新的混合式遗传算法，此方法具有很强的全局和局部搜索能力，并且无需复杂的编码、解码过程，可以准确解决多变量、多峰值的给水管网现状分析问题。

Random access or channel acquisition and a number of approaches have been proposed to overcome it including: independent coding of each frame (all Intra-frame or I-frame coding), periodic I-frames to periodically reinitialize the prediction loop e.g.

帧内编码可以减小差错造成的影响，它符合高比特率的需求，在许多特定领域得到应用。

The present invention relates to a quick scanning method for a residual error matrix in video coding process, which belongs to the field of video coding in signal processing.

本发明涉及一种视频编码中对残差矩阵的快速扫描方法，属于信号处理中的视频编码领域。

Sain Mongolian coding used is based on the UNICODE of of coding, code conversion of Mongolian Mongolian converted standard encoding to be used in the process of being submitted for approval Mongolian national standard codes.

赛音蒙古文编码采用的是基于UNICODE的形码编码方案，蒙古文编码转换研究转换后的蒙古文标准编码拟采用正在报批过程中的蒙古文国家标准编码。

At last, the dissertation points out that scalable stereo video coding will become an active research topic in the future after studying existent scalable video coding algorithm, such as FGS and PFGS.

论文在讨论了针对网络环境使用的可伸缩性视频编码方法之后，战略性地指出立体视频的可伸缩性编码必然是今后研究的一个重点。

QingXia QX47B-2-NP sexto two-color coding machine is based on the above-mentioned two-color offset press plus NP coding functional unit. The NP part adopts 6 print inking rollers, of which 2 are close to the plate so the special needs of the users can be met.

青霞QX47B-2-NP型六开双色打码机是基于上述双色机再加上NP打码功能机组，NP部分采用6根墨辊，其中2根靠版，可满足用户的特殊需要。

Also,it can overcome frequency aliasing effect in general subband coding,and is more flexible than the resolution-layered coding which uses temporal subsampling and spacial filter.

另外，它比采用时间方向亚抽样和空间滤波器的分辨率分层方法更灵活，并克服了频率混叠现象。

In order to solving the packet loss error in network realtime image and video transmission, an efficient balanced multiple description wavelet image robust coding algorithm is proposed, which is based on embedded zeroblock coding and spatial equably subsampling polyphase transform.

针对网络图象和视频传输中不可避免的丢包错误，本文提出基于嵌入式零块压缩编码和空间均匀采样的相位变换的均衡小波图象多表达容错压缩方法——即基于零块编码的多表达小波图象容错编码方法。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。