Examples with MapMatching com.graphhopper.matching.MapMatching used on opensource projects

Example 6 with MapMatching

use of com.graphhopper.matching.MapMatching in project graphhopper by graphhopper.

the class MapMatching2Test method testIssue13.

@Test
public void testIssue13() throws IOException {
    GraphHopper hopper = new GraphHopper();
    hopper.setOSMFile("../map-matching/files/map-issue13.osm.gz");
    hopper.setGraphHopperLocation(GH_LOCATION);
    hopper.setProfiles(new Profile("my_profile").setVehicle("car").setWeighting("fastest"));
    hopper.getLMPreparationHandler().setLMProfiles(new LMProfile("my_profile"));
    hopper.importOrLoad();
    MapMatching mapMatching = new MapMatching(hopper, new PMap().putObject("profile", "my_profile"));
    Gpx gpx = xmlMapper.readValue(getClass().getResourceAsStream("/issue-13.gpx"), Gpx.class);
    MatchResult mr = mapMatching.match(GpxConversions.getEntries(gpx.trk.get(0)));
    // make sure no virtual edges are returned
    int edgeCount = hopper.getGraphHopperStorage().getAllEdges().length();
    for (EdgeMatch em : mr.getEdgeMatches()) {
        assertTrue(em.getEdgeState().getEdge() < edgeCount, "result contains virtual edges:" + em.getEdgeState().toString());
        validateEdgeMatch(em);
    }
    assertEquals(mr.getGpxEntriesLength(), mr.getMatchLength(), 2.5);
    assertEquals(28790, mr.getMatchMillis(), 50);
}

Example 7 with MapMatching

use of com.graphhopper.matching.MapMatching in project graphhopper by graphhopper.

the class MapMatching2Test method testIssue70.

@Test
public void testIssue70() throws IOException {
    GraphHopper hopper = new GraphHopper();
    hopper.setOSMFile("../map-matching/files/issue-70.osm.gz");
    hopper.setGraphHopperLocation(GH_LOCATION);
    hopper.setProfiles(new Profile("my_profile").setVehicle("car").setWeighting("fastest"));
    hopper.getLMPreparationHandler().setLMProfiles(new LMProfile("my_profile"));
    hopper.importOrLoad();
    MapMatching mapMatching = new MapMatching(hopper, new PMap().putObject("profile", "my_profile"));
    Gpx gpx = xmlMapper.readValue(getClass().getResourceAsStream("/issue-70.gpx"), Gpx.class);
    MatchResult mr = mapMatching.match(GpxConversions.getEntries(gpx.trk.get(0)));
    assertEquals(Arrays.asList("Милана Видака", "Бранка Радичевића", "Здравка Челара"), fetchStreets(mr.getEdgeMatches()));
    for (EdgeMatch edgeMatch : mr.getEdgeMatches()) {
        validateEdgeMatch(edgeMatch);
    }
}

Example 8 with MapMatching

use of com.graphhopper.matching.MapMatching in project graphhopper by graphhopper.

the class MapMatching2Test method testIssue127.

@Test
public void testIssue127() throws IOException {
    GraphHopper hopper = new GraphHopper();
    hopper.setOSMFile("../map-matching/files/map-issue13.osm.gz");
    hopper.setGraphHopperLocation(GH_LOCATION);
    hopper.setProfiles(new Profile("my_profile").setVehicle("car").setWeighting("fastest"));
    hopper.getLMPreparationHandler().setLMProfiles(new LMProfile("my_profile"));
    hopper.importOrLoad();
    MapMatching mapMatching = new MapMatching(hopper, new PMap().putObject("profile", "my_profile"));
    // query with two identical points
    Gpx gpx = xmlMapper.readValue(getClass().getResourceAsStream("/issue-127.gpx"), Gpx.class);
    MatchResult mr = mapMatching.match(GpxConversions.getEntries(gpx.trk.get(0)));
    // make sure no virtual edges are returned
    int edgeCount = hopper.getGraphHopperStorage().getAllEdges().length();
    for (EdgeMatch em : mr.getEdgeMatches()) {
        assertTrue(em.getEdgeState().getEdge() < edgeCount, "result contains virtual edges:" + em.getEdgeState().toString());
        validateEdgeMatch(em);
    }
    assertEquals(0, mr.getMatchMillis(), 50);
}

Example 9 with MapMatching

use of com.graphhopper.matching.MapMatching in project graphhopper by graphhopper.

the class MapMatchingTest method testClosePoints.

/**
 * This test is to check behavior over short tracks. GPX input:
 * https://graphhopper.com/maps/?point=51.342422%2C12.3613358&point=51.3423281%2C12.3613358&layer=Lyrk
 */
@ParameterizedTest
@ArgumentsSource(FixtureProvider.class)
public void testClosePoints(PMap hints) {
    MapMatching mapMatching = new MapMatching(graphHopper, hints);
    ResponsePath route = graphHopper.route(new GHRequest(new GHPoint(51.342422, 12.3613358), new GHPoint(51.342328, 12.3613358)).setProfile("my_profile")).getBest();
    List<Observation> inputGPXEntries = createRandomGPXEntriesAlongRoute(route);
    MatchResult mr = mapMatching.match(inputGPXEntries);
    assertFalse(mr.getEdgeMatches().isEmpty());
    assertEquals(3, mr.getMatchLength(), 1);
    // GraphHopper travel times aren't exactly additive
    assertThat(Math.abs(route.getTime() - mr.getMatchMillis()), is(lessThan(1000L)));
}

Example 10 with MapMatching

use of com.graphhopper.matching.MapMatching in project graphhopper by graphhopper.

the class MapMatchingTest method testSmallSeparatedSearchDistance.

/**
 * This test is to check what happens when two GPX entries are on one edge
 * which is longer than 'separatedSearchDistance' - which is always 66m. GPX
 * input:
 * https://graphhopper.com/maps/?point=51.359723%2C12.360108&point=51.358748%2C12.358798&point=51.358001%2C12.357597&point=51.358709%2C12.356511&layer=Lyrk
 */
@ParameterizedTest
@ArgumentsSource(FixtureProvider.class)
public void testSmallSeparatedSearchDistance(PMap hints) throws IOException {
    Gpx gpx = xmlMapper.readValue(getClass().getResourceAsStream("/tour3-with-long-edge.gpx"), Gpx.class);
    MapMatching mapMatching = new MapMatching(graphHopper, hints);
    mapMatching.setMeasurementErrorSigma(20);
    MatchResult mr = mapMatching.match(GpxConversions.getEntries(gpx.trk.get(0)));
    assertEquals(Arrays.asList("Weinligstraße", "Fechnerstraße"), fetchStreets(mr.getEdgeMatches()));
    // TODO: this should be around 300m according to Google ... need to check
    assertEquals(mr.getGpxEntriesLength(), mr.getMatchLength(), 11);
}