{
  "$type": "site.standard.document",
  "description": "A system and method identifies road features that may not appear on a map database, such as paths not described as roads on the map database. Periodical positional fixes are received from vehicles. Traces belonging to the same new road segment, having a common departure and merge point, are…",
  "path": "/patents/990432",
  "publishedAt": "2013-05-29T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C21/3819",
    "DASH NAVIGATION INC [US]"
  ],
  "textContent": "A system and method identifies road features that may not appear on a map database, such as paths not described as roads on the map database. Periodical positional fixes are received from vehicles. Traces belonging to the same new road segment, having a common departure and merge point, are grouped. Each trace within the group is assigned a quality rating.",
  "title": "System and method for identifying road features"
}