Target layer

Criterion layer

Index layer

Urban open data evaluation index system

S

Level 1

Evaluation Indexes

Level 2

Evaluation Indexes

Level 3

Evaluation Indexes

Quality

A

Integrity

A1

Data type A11

Information depth A12

Number of data repeated A13

Spatiality

A2

Spatial grain A21

Spatial orientation A22

Authority

A3

Data provider A31

Metadata A32

Openness

B

Security

B1

Sensitive information B11

Dangerous link B12

Timeliness

B2

Release time B21

Update time B22

Update cycle B23

Relevance

B3

Linked to data B31

Pointed to by data B32

Acquisition

C

Machine reading

C1

Complete format C11

Format diversity C12

Convenience

C2

User restrictions C21

Interface design C22

Interactivity

C3

Comment system C31

Scoring system C32

Data application C33