图像搜索插件优化

PostgreSQL 11 相似图像搜索插件 imgsmlr 性能测试与优化 1-单机单表(4亿图像)

接下来的3篇文档将分别介绍如下三种场景的图像特征值搜索性能以及优化思路：1、单机单表 2、单机分区表（使用DBLINK 异步调用）3、citus，多机，sharding 表附加-rum 相似查询性能(以及存在的问题)《PostgreSQL 相似搜索插件介绍大汇总...

PostgreSQL 11 相似图像搜索插件 imgsmlr 性能测试与优化 3-citus 8机128shard(4亿...

标签 PostgreSQL,imgsmlr,GiST,图像特征值,小波转换,citus 背景续《PostgreSQL 11 相似图像搜索插件 imgsmlr 性能测试 1-单机单表(4亿图像)》《PostgreSQL 11 相似图像搜索插件 imgsmlr 性能测试 2-单机分区表(dblink 异步调用并行)(4亿...

PostgreSQL 11 相似图像搜索插件 imgsmlr 性能测试与优化 2-单机分区表(dblink 异步...

标签 PostgreSQL,imgsmlr,GiST,图像特征值,小波转换背景续《PostgreSQL 11 相似图像搜索插件 imgsmlr 性能测试 1-单机单表(4亿图像)》使用分区表+dblink异步接口并行调用。（内核层面直接支持imgsmlr gist index scan并行更好）分区表+...

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图像搜索（Image Search）是一款用于图片间相似性检索的平台型产品。图像搜索以深度学习和机器视觉为核心，提取图片内容特征、建立图像搜索引擎。可广泛的应用于拍照购物、商品推荐、版权保护、图片相似推荐等场景。

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