Similar to マイクロフォーマット

HCalendar

Semantic network

Web Ontology Language

Controlled vocabulary

Topic map

Findability

Resource Description Framework

Knowledge representation and reasoning

AGROVOC

C4 model

ERIL

Is-a

Visualization (graphics)

Thesaurus (information retrieval)

Philosophy of information

Type–token distinction

Knowledge engineering

Knowledge base

Data and information visualization

Digital curation

Data dictionary

Contour line

Hashtag

Faceted classification

Protégé (software)

Document classification

Vector space model

Metadata