GeoSPARQL Standards Working Group Meeting Minutes

Meeting Details

Meeting Date: 03/19/2025
Meeting Time: 2005–2100
Meeting Location: Microsoft Teams

Attendees

Attendee Moniker
Matthew Perry MP
Arkadiusz Chadzynski AC
Timo Homburg TH
Paul Cripps PC
Joseph Abhayaratna JA
Nicholas Car NC

Apologies

  • None

Absent

  • Vladimir Alexiev (VA)

Note Takers

  • JA

Action Items From Last Meetings

Done? Item Responsible Due Date
⬜ Follow up with Anthony Cohn PC Carried forward

Discussion Items

Time Item Who Notes
20:05 Roll call and call for patents All
  • Roll call completed.
  • No patents declared.
20:06 Previous actions All
  • No updates from JA or NC.
  • JA investigated interest from OGC in extending Simple Features to include 3D; interest confirmed pending election of a chair.
  • SF currently has no chair; Scott Simmons managing interim and planning a call for chairs.
  • JA and TH noted the need for a 3D namespace; TH has created http://www.opengis.net/ont/sf3d#.
  • Alignment with SF‑3D discussed; Simple Features may use this namespace with further ontology alignment once work commences.
  • NC to follow up with Rob Atkinson on review of 3D primitives; Rob on leave, follow‑up planned after return.
  • Discussion on RCC25 and possible DE‑9IM or Simple Features equivalents.
  • PC to follow up with Anthony Cohn; no response so far.
20:15 Other updates TH, NC, AC
  • TH provided an update on the GeoSPARQL 3D white paper; limited progress due to lack of awareness of the GitHub repository.
  • NC working with JENA (Andy Seaborne) to investigate handling of GeoSPARQL 1.1 and GeoSPARQL indexes.
  • AC reported on W3C Linked Building Data (LBD) Working Group work using GeoSPARQL ontology to link land parcel and building data.
  • TH reported near completion of the GeoSPARQL 1.1 benchmark validator.
20:36 Issues and PRs All
  • Issue discussed: https://github.com/opengeospatial/ogc-geosparql/issues/617 — overload requested for asDGGS to incorporate resolution.
  • PR discussed: PR #616 (geometry extrusion) — agreement to add geof:extrudeToHeight.
  • PR discussed: Geocoding Vocabulary PR #537 — two approvals received; returning to original creator.
  • PR discussed: PR #536 (common non‑SFA functions) — VA and NC to review.
21:00 Other business All
  • No additional business.
21:00 Close All MEETING ENDS

Action Items

# Item Responsible Due Date
— No new action items recorded — —