| F1-M |
F1 |
Metadata |
|
Unique and persistent ID |
\[
\begin{cases}
1, & \text{dataset registered in a search engine} \\
& \text{that provides a persistent DOI} \\
0, & \text{otherwise}
\end{cases}
\] |
| F1-D |
F1 |
Data |
Availability |
URIs dereferenceability |
\( \frac{|\text{Dereferencable}(U_g)|}{|U_g|} \), with \( |U_g| = 5000 \) |
| F2a-M |
F2 |
Metadata |
|
Metadata availability via standard primary sources |
\[
\begin{cases}
1, & \text{SPARQL endpoint, searchable engine, or VoID/DCAT} \\
0, & \text{otherwise}
\end{cases}
\] |
| F2b-M |
F2 |
Metadata |
|
Coverage of required attributes |
\( \frac{|\text{Covered metadata attributes}|}{|\text{Required metadata attributes}|} \) |
| F3-M |
F3 |
Metadata |
|
Data referable via DOI |
\[
\begin{cases}
1, & \text{metadata attach DOI(s) to data} \\
0, & \text{otherwise}
\end{cases}
\] |
| F4-M |
F4 |
Metadata |
|
Registered in a searchable engine |
\[
\begin{cases}
1, & \text{dataset registered in any search engine} \\
0, & \text{otherwise}
\end{cases}
\] |
| A1.1-D |
A1.1 |
Data |
Availability |
Working access point(s) |
\[
\begin{cases}
1, & \text{operational SPARQL or accessible data dump} \\
0.5, & \text{accessible SPARQL or data dump} \\
0, & \text{otherwise}
\end{cases}
\] |
| A1.1-M |
A1.1 |
Metadata |
|
Working primary sources with metadata |
\[
\begin{cases}
1, & \text{sources discovered in F2a-M work and contain metadata} \\
0, & \text{otherwise}
\end{cases}
\] |
| A1.2 |
A1.2 |
(Meta)data |
Security |
Authentication & HTTPS support |
\[
\begin{cases}
1, & \text{security requirements can be discovered via SPARQL} \\
0, & \text{otherwise}
\end{cases}
\] |
| A2-M |
A2 |
Metadata |
|
Registered in search engines |
\[
\begin{cases}
1, & \text{dataset registered in any search engine} \\
0, & \text{otherwise}
\end{cases}
\] |
| I1-D |
I1 |
Data |
|
Standard & open representation format |
\[
\begin{cases}
1, & \text{valid mediatypes or OWL/RDF(S)} \\
0, & \text{otherwise}
\end{cases}
\] |
| I1-M |
I1 |
Metadata |
|
VoID/DCAT description |
\[
\begin{cases}
1, & \text{published according to VoID/DCAT specs} \\
0, & \text{otherwise}
\end{cases}
\] |
| I2 |
I2 |
(Meta)data |
Verifiability |
Use of FAIR vocabularies |
\( \frac{\# \text{FAIR vocabularies}}{\# \text{total vocabularies}} \) |
| I3-D |
I3 |
Data |
Interlinking |
Degree of connection |
\[
\begin{cases}
1, & \text{contains link to another dataset} \\
0, & \text{otherwise}
\end{cases}
\] |
| R1.1 |
R1.1 |
(Meta)data |
Licensing |
Any license retrievable |
\[
\begin{cases}
1, & \text{license explicitly reported} \\
0, & \text{otherwise}
\end{cases}
\] |
| R1.2 |
R1.2 |
(Meta)data |
Verifiability |
Publisher details |
\[
\begin{cases}
1, & \text{publisher info explicitly reported} \\
0, & \text{otherwise}
\end{cases}
\] |
| R1.3-D |
R1.3 |
Data |
|
Data organized in standard ways |
\[
\begin{cases}
1, & \text{SPARQL endpoint or valid data dump or OWL/RDFS} \\
0, & \text{otherwise}
\end{cases}
\] |
| R1.3-M |
R1.3 |
Metadata |
|
VoID/DCAT description |
Same as I1-M |