Using Regions of Interest for Personalized Route Planning

Harm Delva1, Annelien Smets2, Pieter Colpaert1, Pieter Ballon2 and Ruben Verborgh1

1 IDLab, Ghent University – imec
2 imec-SMIT, Vrije Universiteit Brussel

the dark ages

urban serendipity


serendipitor.net

incompleteness as a feature

discretizing POI data

layered regions

semantic regions 



    {
      "@type": "owl:Restriction",
      "owl:onClass": "osm:Entity",
      "owl:onProperty": "osm:hasTag",
      "owl:someValuesFrom": [
        "taginfo:shop=bicycle",
        "taginfo:shop=hardware",
        ...
      ],
      "@id": "_:CommercialEntity"
    }

semantic regions 


[
    ...,
    {
      "@id": "_:fuzzy_subject",
      "rdfs:subPropertyOf": "dct:subject",
      "truth:degree": 0.2222222
    },
    {
      "geo:asWKT": "POLYGON ((3.0016827 51.2498880, ...",
      "_:fuzzy_subject": "_:CommercialEntity"
    }
]

hdelva.be/slides/sem4tra2020/
hdelva.be/articles/regions-of-interest-demo/
harm.delva@ugent.be