vector search

secondly, aiming at the easily falling into local optimum problem, we introduce one or two perturbation vector into the search way of the improved algorithm. this can maintain the diversity of the population and prevent the algorithm falling into a focal optimum.

其次，针对算法容易陷入局部最优的问题，我们在改进算法的搜索方式中引入一个或两个扰动向量，这样来保持种群的多样性，防止算法陷入局部最优。

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motion estimation uses not only traditional technology but also some new technology, which have been used in h.263 standard such as unrestricted motion vector mode half sample search and so on.

运动编码在传统方法基础上做了改进，如半象素搜索、无限的运动失量、高级预测方式等；

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an improved dtw speech recognition method based on vector quantization and search table is proposed. compared with classic dtw, it largely reduces time and space complexity and more suitable for software and hardware implementation.

提出一种基于矢量量化和查找表的改进DTW语音识别方法，大幅度降低了传统DTW算法的时空复杂度，非常适合于软硬件实现。

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through the above optimized macroblock mode mapping algorithm and motion vector refinement search algorithm, we achieve a significant reduction of computation complexity under the requirement of ensuring video quality.

通过采用上述优化的宏块编码模式映射算法和运动矢量精细化搜索算法，能够在保证图像质量的前提下，显著降低所需的计算量。

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study of vector quantization fast codeword search algorithms;

提出了一种矢量量化快速码字搜索算法。

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to improve recall and precision ratios of this system, vector match search rather than traditional boolean search, term weighing according to the importance of terms and output sorting are used.

该系统采用了与传统的布尔逻辑检索截然不同的矢量匹配检索，加上标引词按重要性被赋予权值，再排序输出，从而使检索的查全率有了提高。

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prediction model based on least squares support vector machine with harmony search and its application

和声搜索最小二乘支持向量机预测模型及其应用

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and secondly, we can find out a nearest codeword to the input vector using up-down search mechanism in the blocks near the initial best-matching block.

然后在该码书块附近上下扩展搜索相邻码书块中距输入矢量最近的码字。

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a minimal matching error direction prediction-based fast half-pixel motion vector search algorithm is pro-posed in this paper in order to reduce computation load of half-pixel search.

为了减小半像素搜索的计算量，本文提出了一个基于最小匹配误差方向预测的快速半像素运动估计算法。

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a new dtw speech recognition method based on vector quantization and search table

一种基于矢量量化和查找表的改进DTW语音识别方法

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first, based on vector theory the fast search method for vector quantization coding is discussed. also a new codebook structure of fast classification search for codeword is proposed.

研究结合向量量化的DCT变换压缩编码，首先基于向量理论，研究向量量化（VQ）编码的搜索方法，并提出了分类快速搜索码书结构及其VQ编码方法；

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A Fast Wind Vector Search Algorithm for Ocean Surface Wind Retrieval

一种海面风场反演的快速风矢量搜索算法

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the user interest model is constituted by a recent search word vector, a history search keywords vector, a document center vector and a query catalog vector.

·提出了综合最近检索词向量，历史检索关键词向量，文档中心向量和类别特征树的用户兴趣模型。

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in practical application, considering video watermarking system has high demand on real-time and low-bit rate, this paper proposed a fragile watermarking algorithm based on diamond search. fragile watermark was embedded in motion vector search of p frame inter prediction.

考虑到实际应用中视频水印系统的实时性需要和低码率需要，提出一种基于菱形搜索原理的脆弱水印算法，将脆弱水印嵌入P帧帧间预测的运动矢量中。

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According to this feature, we propose a bit vector search algorithm which maps multiple channels into an integer variable. This variable is the so-called bit vector. Each channel corresponds to a bit in the variable.

根据这个特点，本文提出一种位向量搜索算法，该算法将多个通道映射为一个整型变量.这个变量即二进制位向量，每个通道对应变量中的一个位。

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Considering the special structure of question database, a vector space search model based on text segment is adopted. An improvement on the traditional TF-IDF formula is made, and local similarity and global similarity are combined to sort the search results.

针对题库结构的特殊性，采用了基于文本段的向量空间搜索模型，对传统的TF-IDF公式做了改进，并使用局部相似度和全局相似度相结合的方法实现搜索结果的排序。

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after detailed discussion on the rationale and procedure of the mle approach, an efficient numerical wind vector search algorithm is presented in this paper, according to the general distribution of objective function.

该文对最大似然估计的风场反演方法的基本原理和具体过程进行探讨，根据其目标函数的一般分布特征，提出一种较为高效的数值风矢量搜索算法。

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729 standard in detail, analyzes the important technologies in theory: linear prediction, vector quantization, codebook search and post-filter.

729语音编解码标准，从原理上分析了算法中的关键技术：线性预测、矢量量化、码本搜索及后置滤波技术等。

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three optimization methods, namely, hooke-jeeves modular vector search method, powell conjugate direction search method, and random direction search method, have been chosen and improved. and three programs are given.

本文选用及改进了Hooke-Jeeves的模矢搜索法、Powell的共轭方向法及随机方向搜索法，相应编制了3个优化设计程序。

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fast and adaptive motion vector search

一种快速的自适应运动矢量搜索算法

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therefore, the key elements of this thesis are divided into two parts: adaptive segmentation of internet music feature recognition/ extraction and classification method based on support vector machine intelligence search technology for internet music analysis.

所以，本论文研究的重点内容主要分为两大部分：基于自适应分词的互联网音乐特征识别／提取和基于支持向量机分类方法的互联网音乐智能检索技术分析。

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