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General

  • New to Diffbot?
  • Products Overview
  • Credits

Knowledge Graph

  • Getting Started with Knowledge Graph
  • General Concepts
    • Entity ID and diffbotUri
    • Origin
    • Importance
    • crawlTimestamp
    • Confidence Score
    • nbIncomingEdges
    • nbOrigins
    • KnowledgeGraph Sources
  • Search (DQL)
    • Query Types
    • Simple & Nested Paths
    • Has Operator
    • Regex Operator
    • Comparison Operators
    • Or Operator
    • Min/Max Operators
    • Get Operator
    • Not Operator
    • Near Operator
    • SimilarTo Operator
    • Sorting Results
    • Custom Scoring & Relevance
    • Facet Queries
    • Dates and Timestamps
    • Article Tags and Categories
    • Search a Crawl/Bulk job using DQL
    • Exporting Columnar Format
  • Search Tutorials
    • Search (DQL) Basics
    • Useful DQL Queries
    • How to Find Articles By Topic Sentiment
    • DQL Workflow Example
    • Creating Effective Queries
    • Tutorial: How to Build a News Monitoring App
  • Enhance
    • Accepted Inputs for Enhance by Entity Type
  • Enhance Tutorials
    • Enhance Basics
    • Tutorial: How to Enhance a CSV
  • Ontology
    • All Entities
    • Article
    • Organization
    • Person
    • Place
    • AdministrativeArea
    • CreativeWork
    • Product
    • Image
    • Video
    • Event
    • FAQ
    • Job Post
    • Legal Entity
  • Microsoft Excel Integration/Add-In
    • Installation
    • Getting Started
  • Google Sheets Integration/Add-On
  • Common Questions with Knowledge Graph
    • Where is data for the Knowledge Graph sourced?
    • What is the importance of the importance field?
    • What is confidence score?
    • What is nbIncomingEdges?
    • How are IsAcquired and IsDissolved determined?
    • What does nbOrigins mean?
    • How are subsidiaries of an organization defined?
    • What Organization Classifications are supported in the graph?
    • What NAICs Classifications are supported in the Graph?
    • What is the difference between categories and industries?
    • What is diffbotUri?
    • What is the crawlTimestamp field?
    • How do I search for AdministrativeAreas by ISO 3166 codes?
    • What financial information is present in the KG?
    • What are skills in the Knowledge Graph?

Natural Language Processing

  • Getting Started with Natural Language
  • Natural Language Processing Tutorials

Extract

  • Getting Started with Extract
  • Getting Started with Custom API
  • Common Questions with Extract API
    • How Diffbot handles multi-page articles and discussions
    • Does Diffbot extract non-English pages?
    • How long can a single Extract API request take?
    • Can Extract APIs Extract Content from PDFs or Other Documents?
    • Can I send HTML or text directly to Extract APIs?
    • How do I improve Extract API response times?
    • Do Extract APIs execute Javascript?
    • Do Extract APIs follow redirects?
    • How to Extract Product Prices in Other Currencies with Product API
    • Can I limit extraction to articles written before, after or between certain dates?
  • Common Questions with Custom API
    • What happens when a Custom API rule "breaks"?
    • Creating Custom Rules without a Browser Preview
    • How do custom APIs handle different templates?
    • Can I create multiple custom rules for a single site?
    • Can I access meta tags using Custom API?
    • How to Apply a Custom API to Multiple Domains
    • How to Use Custom User Agents with Extract APIs
  • Extract Tutorials
    • Tutorial: How to extract content behind logins
    • Tutorial: How to override the ‘images’ field in the Article API
    • Tutorial: How to backup and restore Custom API rulesets
    • Tutorial: How to Fix an Incorrect Extract API Field
    • Tutorial: How to Extract Custom Product Variant Data
    • Tutorial: How to use Prefilters to Ignore Website Elements

Bulk & Crawl

  • Getting Started with Bulk Extract
  • Getting Started with Crawl
  • Crawl and Processing Patterns and Regexes
  • Common Questions with Bulk & Crawl
    • The Difference Between Crawling and Processing
    • How to Read the URL Report
    • Restricting Crawls to Domains and Subdomains
    • How does Diffbot handle duplicate pages/content while crawling?
    • Can I spider multiple sites in the same crawl?
    • Can multiple Diffbot Extract APIs be used in a single crawl?
    • Can Crawl use a site map (or sitemap) as a crawling seed?
    • Can Diffbot crawl sites that use “infinite” or “endless” scrolling?
    • How to find and access JavaScript-generated links while crawling
    • Why is my crawl not crawling (and other uncommon crawl problems)?
    • How do I stop a “never-ending” crawl due to dynamic URLs or querystrings?
    • Does Crawl follow “hashtag” links / internal links / fragment identifiers?
    • How are repeating/recurring crawls scheduled?
    • How can I crawl (news) sites and monitor/extract only recent content?
    • How long does it take to crawl a site?
    • How to Improve Crawl Efficiency

Taxonomy

  • Organization Industries
  • Product Categories
  • Article Categories
  • Employment Categories

Accounts & Billing

  • What is Diffbot's CCPA Policy/Privacy Policy for CA Residents?
  • Is Diffbot Compliant with GDPR/EU Data Laws?
  • More Account Questions
    • Can I Create Multiple Tokens Under my Account?
    • Where do I check my billing history with Diffbot?
    • How can I update my credit card details?
    • Does Diffbot offer manual invoicing, custom terms or other payment options?
    • What counts as an API credit?
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Ontology

A complete reference of fields supported by each data type in the Diffbot Knowledge Graph

Suggest Edits

For convenience, a complete ontology source in JSON format is also available here.

  • All Entities
  • Article
  • Organization
  • Person
  • Place
  • AdministrativeArea
  • CreativeWork
  • Product
  • Image
  • Video
  • Event
  • FAQ
  • Job Post
  • Legal Entity

Updated about 2 months ago