Exact search

First , the majority of the current SE schemes are limited to handling an exact search , not a similarity search ; but the latter is an important need for all the current information retrieval systems .

首先，当前大多数可搜索加密方案局限于处理精确搜索，而非相似搜索；后者对于所有的信息检索系统来说是一个重要的需求。

Through the harmonizing mechanism between master and slave level , and special translation function designed for the slave level , the algorithm could execute global exact search without relying on complex coding and complex genetic operators .

通过主-从协调机制和从级转换函数设计，使算法不依赖复杂的编码方式和复杂的遗传算子进行全局精确搜索。

How to deal with the relation , of " exact search " and " fuzzy search " .

网络数据库查询时的模糊查询与精确查询相结合的问题等等。

But it is still incapable of exact search , because of its massive disadvantages .

但是，由于这种分类系统局限性较大，仍然难以实现精确的查找。

When the number of tags reaches a certain scale , the whole Folksonomy system will form a comparatively complete classification system . It will be perfected with the participation of users , and finally realize exact search .

在标签数目达到一定规模后，整个标签系统会形成一个相对完整的语义分类系统，并随着用户的不断参与更加完善，最终实现对Web服务精确的语义查找。

A Nonlinear Conjugate Gradient Method under Exact Line Search

精确搜索下的非线性共轭梯度法

A class of modified Broyden algorithms without exact line search

一类带非精确线搜索的修改的Broyden算法

Improved conjugate gradient methods with exact line search

具有精确线性搜索的改进共轭梯度法

The proposed algorithm is finite convergent and independnt of exact local search .

该方法具有有限收敛性且不需精确的局部优化过程。

In this paper we discuss the convergence of the modified Broyden algorithms without exact line search .

对于文〔8〕和〔14〕中提出的修改的Broyden算法，本文讨论它在线搜索非精确时的收敛性质。

However , the PRP method even with the exact line search is not globally convergent on nonconvex functions .

然而，对一般非凸函数，PRP方法即使采用精确线搜索也不能保证全局收敛。

In paper [ 5 ] , Powell proved the global convergence of Fletcher-Reeves method with the exact line search .

Powell在文献[5]给出了FR方法采用精确线性搜索时的收敛性证明。

This adds a new link to the search bar that allows you to perform the exact same search against Yahoo .

这会向搜索栏添加一个新链接，让您可以针对Yahoo执行完全相同的搜索。

Based on this model , a new generation platform-independent , distributed , programmable interactive and exact query search engine for E-commerce can be constructed .

依据这一模型，可构建独立于平台的、分布式、程序交互精确查询的新一代电子商务搜索引擎。

The thesis presents the mixed staging indexing method , the schematic and algorithms of DFT and the representation method of time series based on the local extremum feature extraction to realize the fast exact similarity search .

提出了建立基于局部极值特征抽取的时间序列表示方法和DFT结合的多级混合索引方法，从而达到能够快速、准确地完成相似性搜索并且给出了混合索引的建立和搜索算法以及分级识别的原理结构。

A class of descent algorithms with exact line search were introduced in [ 1 ] , and by them the convergences of the steepest descent method and the conjugate gradient method etc are treated in a unified way .

文〔1〕介绍了一类带精确线搜索的下降算法并用此算法统一处理了最速下降法，共轭梯度法等的收敛性。

It is considerable importance to acquire in good time the exact dynamic information on search and rescue vehicle and target position information during an emergency rescue of manned spaceflight .

在载人航天应急搜救中，及时获取目标的位置信息，并准确掌握搜救载体的动态信息至关重要。

The author has proved the global convergence of steeped method using difference quotient with exact or non-exact line search and also developed an algorithm for steeped descent method with non-exact line search .

证明了精确线搜索下的差商最速下降法的整体收敛性，提出了非精确线搜索下的有关算法并证明了收敛性。

Sometimes you may not know the exact name of the file or the exact search term .

有时你可能不知道文件的精确名字或精确的搜寻期限。