Examples with TemporalObject org.vitrivr.cineast.core.data.TemporalObject used on opensource projects

Example 1 with TemporalObject

use of org.vitrivr.cineast.core.data.TemporalObject in project cineast by vitrivr.

the class TimeDistanceTemporalScoringAlgorithm method score.

/**
 * Score the information given to the class upon the creation of the class according to the sequential scoring algorithm.
 *
 * @return List of {@link TemporalObject}
 */
@Override
public List<TemporalObject> score() {
    /* Calculate the best temporal object linearly for all segments given and assigned in the constructor. */
    Map<String, ResultStorage> resultMap = new HashMap<>();
    if (this.scoredSegmentSets.size() == 0) {
        return new ArrayList<>();
    }
    this.scoredSegmentSets.values().forEach(set -> {
        set.forEach(segment -> {
            boolean lsc = segment.getEndAbs() == 0;
            TemporalObject best = getBestTemporalObject(segment, lsc);
            resultMap.putIfAbsent(best.getObjectId(), new ResultStorage(best.getObjectId()));
            List<String> bestSegmentIds = best.getSegments();
            List<Integer> bestSequenceNumber = this.getSequenceNumbers(bestSegmentIds);
            resultMap.get(best.getObjectId()).addSegmentsAndScore(IntStream.range(0, bestSegmentIds.size()).boxed().collect(Collectors.toMap(bestSequenceNumber::get, bestSegmentIds::get)), best.getScore());
        });
    });
    Stream<TemporalObject> resultStream;
    resultStream = resultMap.values().stream().map(ResultStorage::toTemporalObject);
    /* Return the sorted temporal objects. */
    return resultStream.sorted(Comparator.comparingDouble(TemporalObject::getScore).reversed()).collect(Collectors.toList());
}

Example 2 with TemporalObject

use of org.vitrivr.cineast.core.data.TemporalObject in project cineast by vitrivr.

the class TemporalTestCases method buildTestCase4.

public void buildTestCase4() {
    Map<String, MediaSegmentDescriptor> segmentMap = new HashMap<>();
    List<List<StringDoublePair>> containerResults = new ArrayList<>();
    segmentMap.put(descriptor1_1.getSegmentId(), descriptor1_1);
    segmentMap.put(descriptor1_2.getSegmentId(), descriptor1_2);
    segmentMap.put(descriptor1_4.getSegmentId(), descriptor1_4);
    segmentMap.put(descriptor1_5.getSegmentId(), descriptor1_5);
    segmentMap.put(descriptor2_3.getSegmentId(), descriptor2_3);
    segmentMap.put(descriptor2_4.getSegmentId(), descriptor2_4);
    segmentMap.put(descriptor2_5.getSegmentId(), descriptor2_5);
    segmentMap.put(descriptor2_6.getSegmentId(), descriptor2_6);
    segmentMap.put(descriptor2_7.getSegmentId(), descriptor2_7);
    segmentMap.put(descriptor3_5.getSegmentId(), descriptor3_5);
    segmentMap.put(descriptor3_6.getSegmentId(), descriptor3_6);
    segmentMap.put(descriptor3_7.getSegmentId(), descriptor3_7);
    List<StringDoublePair> containerList0 = new ArrayList<>();
    containerList0.add(new StringDoublePair(descriptor1_1.getSegmentId(), 1d));
    containerList0.add(new StringDoublePair(descriptor2_3.getSegmentId(), 1d));
    containerList0.add(new StringDoublePair(descriptor2_5.getSegmentId(), 1d));
    containerList0.add(new StringDoublePair(descriptor3_5.getSegmentId(), 1d));
    List<StringDoublePair> containerList1 = new ArrayList<>();
    containerList1.add(new StringDoublePair(descriptor1_2.getSegmentId(), 1d));
    containerList1.add(new StringDoublePair(descriptor2_3.getSegmentId(), 0.5d));
    containerList1.add(new StringDoublePair(descriptor2_6.getSegmentId(), 1d));
    containerList1.add(new StringDoublePair(descriptor3_5.getSegmentId(), 1d));
    containerList1.add(new StringDoublePair(descriptor3_6.getSegmentId(), 1d));
    containerList1.add(new StringDoublePair(descriptor3_6.getSegmentId(), 1d));
    List<StringDoublePair> containerList2 = new ArrayList<>();
    containerList2.add(new StringDoublePair(descriptor1_4.getSegmentId(), 1d));
    containerList2.add(new StringDoublePair(descriptor1_5.getSegmentId(), 0.5d));
    containerList2.add(new StringDoublePair(descriptor2_3.getSegmentId(), 0.5d));
    containerList2.add(new StringDoublePair(descriptor2_3.getSegmentId(), 0.5d));
    containerList2.add(new StringDoublePair(descriptor2_7.getSegmentId(), 1d));
    containerList2.add(new StringDoublePair(descriptor3_7.getSegmentId(), 1d));
    containerResults.add(0, containerList0);
    containerResults.add(1, containerList1);
    containerResults.add(2, containerList2);
    List<TemporalObject> expectedResults = new ArrayList<>();
    List<String> segments3 = new ArrayList<>();
    segments3.add(descriptor3_5.getSegmentId());
    segments3.add(descriptor3_6.getSegmentId());
    segments3.add(descriptor3_7.getSegmentId());
    TemporalObject t1 = new TemporalObject(segments3, descriptor3_5.getObjectId(), 1f);
    expectedResults.add(t1);
    List<String> segments2 = new ArrayList<>();
    segments2.add(descriptor2_3.getSegmentId());
    segments2.add(descriptor2_5.getSegmentId());
    segments2.add(descriptor2_6.getSegmentId());
    segments2.add(descriptor2_7.getSegmentId());
    TemporalObject t2 = new TemporalObject(segments2, descriptor2_3.getObjectId(), 1f);
    expectedResults.add(t2);
    List<String> segments1 = new ArrayList<>();
    segments1.add(descriptor1_1.getSegmentId());
    segments1.add(descriptor1_2.getSegmentId());
    segments1.add(descriptor1_4.getSegmentId());
    segments1.add(descriptor1_5.getSegmentId());
    TemporalObject t3 = new TemporalObject(segments1, descriptor1_1.getObjectId(), 2f / 3f);
    expectedResults.add(t3);
    this.segmentMap = segmentMap;
    this.containerResults = containerResults;
    this.maxLength = 30f;
    this.expectedResults = expectedResults;
    List<Float> timeDistances = new ArrayList<>();
    timeDistances.add(0f);
    timeDistances.add(0f);
    this.timeDistances = timeDistances;
}

Example 3 with TemporalObject

use of org.vitrivr.cineast.core.data.TemporalObject in project cineast by vitrivr.

the class TemporalTestCases method buildTestCase2.

public void buildTestCase2() {
    Map<String, MediaSegmentDescriptor> segmentMap = new HashMap<>();
    List<List<StringDoublePair>> containerResults = new ArrayList<>();
    segmentMap.put(descriptor1_1.getSegmentId(), descriptor1_1);
    segmentMap.put(descriptor1_2.getSegmentId(), descriptor1_2);
    segmentMap.put(descriptor1_3.getSegmentId(), descriptor1_3);
    List<StringDoublePair> containerList0 = new ArrayList<>();
    containerList0.add(new StringDoublePair(descriptor1_1.getSegmentId(), 1d));
    List<StringDoublePair> containerList1 = new ArrayList<>();
    containerList1.add(new StringDoublePair(descriptor1_2.getSegmentId(), 1d));
    containerList1.add(new StringDoublePair(descriptor1_3.getSegmentId(), 0.5d));
    containerResults.add(0, containerList0);
    containerResults.add(1, containerList1);
    List<TemporalObject> expectedResults = new ArrayList<>();
    List<String> segments1 = new ArrayList<>();
    segments1.add(descriptor1_1.getSegmentId());
    segments1.add(descriptor1_2.getSegmentId());
    segments1.add(descriptor1_3.getSegmentId());
    TemporalObject t1 = new TemporalObject(segments1, descriptor1_1.getObjectId(), 1f);
    expectedResults.add(t1);
    this.segmentMap = segmentMap;
    this.containerResults = containerResults;
    this.maxLength = 20f;
    this.expectedResults = expectedResults;
    List<Float> timeDistances = new ArrayList<>();
    timeDistances.add(0f);
    this.timeDistances = timeDistances;
}

Example 4 with TemporalObject

use of org.vitrivr.cineast.core.data.TemporalObject in project cineast by vitrivr.

the class TemporalTestCases method buildTestCase3.

public void buildTestCase3() {
    Map<String, MediaSegmentDescriptor> segmentMap = new HashMap<>();
    List<List<StringDoublePair>> containerResults = new ArrayList<>();
    segmentMap.put(descriptor1_1.getSegmentId(), descriptor1_1);
    segmentMap.put(descriptor1_2.getSegmentId(), descriptor1_2);
    segmentMap.put(descriptor1_3.getSegmentId(), descriptor1_3);
    segmentMap.put(descriptor1_4.getSegmentId(), descriptor1_4);
    segmentMap.put(descriptor1_5.getSegmentId(), descriptor1_5);
    segmentMap.put(descriptor1_6.getSegmentId(), descriptor1_6);
    segmentMap.put(descriptor1_7.getSegmentId(), descriptor1_7);
    List<StringDoublePair> containerList0 = new ArrayList<>();
    containerList0.add(new StringDoublePair(descriptor1_1.getSegmentId(), 1d));
    List<StringDoublePair> containerList1 = new ArrayList<>();
    containerList1.add(new StringDoublePair(descriptor1_2.getSegmentId(), 1d));
    containerList1.add(new StringDoublePair(descriptor1_3.getSegmentId(), 0.5d));
    containerList1.add(new StringDoublePair(descriptor1_7.getSegmentId(), 2d));
    List<StringDoublePair> containerList2 = new ArrayList<>();
    containerList2.add(new StringDoublePair(descriptor1_3.getSegmentId(), 0.5d));
    containerList2.add(new StringDoublePair(descriptor1_3.getSegmentId(), 0.5d));
    containerList2.add(new StringDoublePair(descriptor1_4.getSegmentId(), 1d));
    containerList2.add(new StringDoublePair(descriptor1_5.getSegmentId(), 0.5d));
    containerList2.add(new StringDoublePair(descriptor1_5.getSegmentId(), 1d));
    containerResults.add(0, containerList0);
    containerResults.add(1, containerList1);
    containerResults.add(2, containerList2);
    List<TemporalObject> expectedResults = new ArrayList<>();
    List<String> segments1 = new ArrayList<>();
    segments1.add(descriptor1_1.getSegmentId());
    segments1.add(descriptor1_2.getSegmentId());
    segments1.add(descriptor1_3.getSegmentId());
    segments1.add(descriptor1_4.getSegmentId());
    segments1.add(descriptor1_5.getSegmentId());
    segments1.add(descriptor1_7.getSegmentId());
    /* optimal result is 1: (1,1), 2: (2,1) 3: (3, 0.5) , because 4 is not a valid result */
    TemporalObject t1 = new TemporalObject(segments1, descriptor1_1.getObjectId(), 2.5 / 3f);
    expectedResults.add(t1);
    this.segmentMap = segmentMap;
    this.containerResults = containerResults;
    this.maxLength = 30f;
    this.expectedResults = expectedResults;
    List<Float> timeDistances = new ArrayList<>();
    timeDistances.add(0f);
    timeDistances.add(0f);
    this.timeDistances = timeDistances;
}

Example 5 with TemporalObject

use of org.vitrivr.cineast.core.data.TemporalObject in project cineast by vitrivr.

the class TimeDistanceTemporalScoringAlgorithmTest method testTemporalTestCase1.

@Test
@DisplayName("First temporal test case")
public void testTemporalTestCase1() {
    TemporalTestCases temporalTestCases = new TemporalTestCases();
    temporalTestCases.buildTestCase1();
    TimeDistanceTemporalScoringAlgorithm testAlgorithm = new TimeDistanceTemporalScoringAlgorithm(temporalTestCases.getSegmentMap(), temporalTestCases.getContainerResults(), temporalTestCases.getMaxLength(), temporalTestCases.getTimeDistances());
    List<TemporalObject> result = testAlgorithm.score();
    assert temporalTestCases.assertListSame(temporalTestCases.getExpectedResults(), result);
    assert result.size() == 2;
}