知识图谱实体链接 NLP中的实体任务 NER (Recognition): detecting the phrase that is the name of an entity 实体发现 NEC (Classification): assigning an entity type to the phrase 实体类型分类 NEL (Linking): establishing the identity of the 2020-12-01 Knowledge Graph
知识图谱查询 Property Graphs定义Also called Labeled Property Graphs (LPG) It is a framework for representing data and metadata with a graph of nodes and links both nodes and links may have additional key/value pair 2020-12-01 Knowledge Graph
知识图谱实体解析 为什么需要实体解析？Ambiguity: Entities with the same nameVariance: Different names for the same entity 这里我们使用record/mention来表示数字世界中的一个实体 什么是实体解析？The task of disambiguating records that correspond to real world 2020-12-01 Knowledge Graph
知识图谱表示 本章关注: Web信息表达编码规范Unicode: a computing industry standard for the consistent encoding, representation and handling of text expressed in most of the world’s writing systems. Web资源地址 2020-12-01 Knowledge Graph
知识图谱数据提取 NLP是数据提取中不可缺少的元素 NLP 基础什么是NLP？Program computers to process and analyze large amounts of natural language data. Unstructured、Ambiguous、Lots and lots of data=> Structured、Precise、Actionable Specifi 2020-12-01 Knowledge Graph
知识图谱数据获取与知识产权 Tim Berners-Lee published the first-ever website in August 6, 1991Knowledge Graph的数据大部分来源于Web Web基本信息Web结构 Surface Web: Pages reachable by following links from static pages （表层网络，可以直接在万维网浏览的内容） Deep 2020-12-01 Knowledge Graph
知识图谱简介 什么是知识图谱？ Knowledge in graph form! Captures entities, attributes, and relationships Nodes are entities Nodes are labeled with attributes (e.g., types) Typed edges between two nodes capture a relationsh 2020-12-01 Knowledge Graph
命令行备忘录 1. hexo12345$ hexo new 'post' # Create a new post$ hexo g # Generate static files $ hexo s # Run server$ hexo d # Deploy to remote sites$ hexo clean # Remove cache file (db.json) and sta 2020-12-01 Commands
数据挖掘, MapReduce 介绍 IntroductionTerms Data mining: Discover patterns and models that are: Valid: hold on new data with some certainty Useful: should be possible to act on the item Unexpected: non-obvious to the syst 2020-11-10 Data Mining Big Data
PyTorch-BigGraph 评估 PyTorch-BigGraph 评估During training, the average loss is reported for each edge bucket at each pass. Evaluation metrics can be computed on held-out data during or after training to measure the quality 2020-11-04 PyTorch-BigGraph