搜索检索

Quick BI为什么查询控件下拉列表时，在搜索框输入已有的字段，但搜索框检索不到对应...

概述本文主要介绍查询控件下拉列表时，在搜索框输入已有的字段，但搜索框检索不到对应内容的原因。详细信息为什么查询控件下拉列表时，在搜索框输入已有的字段，但搜索框检索不到对应内容呢？解释如下：查询控件会加载前10000条的枚举...

http://blog.s135.com/post/360/ http://www.sphinxsearch.com/wiki/doku.php?id=sphinx_chinese_tutorial 官方wiki

自己在SAE上写了一个php网站:http://jollywing.sinaapp.com/里面很早就发了一些文章做实验，发现用google或是百度来搜索，即使搜索我文章中的原句，也搜索不到我的网站。...想求教，有什么方法，能让搜索引擎检索到我的文章？

深度优先搜索检测有向图有无环路算法

深度优先搜索（DFS：Depth-First Search）可以用于检测图中是否存在环。DFS 会对一个连通的图构造一颗树，如果在构造树的过程中出现反向边（Back Edge），则认为图中存在环路。对于非连通图，可以对图中的不同部分分别进行 DFS 构造树结构...

这就是搜索引擎读书笔记-day3-5.检索模型与搜索排序

前言搜索引擎采用检索模型决定网页内容与用户查询的相关性情况。et.布尔模型、向量空间模型、概率模型、语言模型、机器学习排序算法搜索引擎发挥着计算用户需求与文档内容相关性作用好的搜索引擎会在排序结果中提升第一象限和第二象限文档...

易源数据-POI检索-关键字搜索

1、可根据经纬度查询周边POI信息 2、查询到的信息内容丰富，包括省市区、地址、经纬度、联系电话等数据 3、应用范围广阔可通过关键词查询在某个地区的POI信息。比如在北京查询“银行”，接口将会输出所有银行的地理信息列表。...

HTAP数据库 PostgreSQL 场景与性能测试之 14-(OLTP)字符串搜索-全文检索

用户完全不需要将数据同步到搜索引擎，再来查询，而且搜索引擎也只能做到全文检索，并不你做到正则、相似、前后模糊这几个需求。使用PostgreSQL可以大幅度的简化用户的架构，开发成本，同时保证数据查询的绝对实时性。2、设计 1亿条文本...

非结构化检索本质是向量检索技术，其主要的应用领域如人脸识别、推荐系统、图片搜索、视频指纹、语音处理、自然语言处理、文件搜索等。随着 AI 技术的广泛应用，以及数据规模的不断增长，向量检索也逐渐成了 AI 技术链路中不可或缺的一环，...

PostgreSQL 实时高效搜索-全文检索、模糊查询、正则查询、相似查询、ADHOC查询

标签 PostgreSQL,搜索引擎,GIN,ranking,high light,全文检索,模糊查询,正则查询,相似查询,ADHOC查询背景字符串搜索是非常常见的业务需求，它包括：1、前缀+模糊查询。（可以使用b-tree索引）select*from tbl where col like 'ab%';或 ...

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视觉搜索

视觉搜索是一种图片查找器工具，可帮助用户搜索图片或在线查找相似的照片，进行以图搜图，在指定图库中搜索出相同或相似的图片，适用于图片精确查找、相似素材搜索等场景。

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搜索检索

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