Examples with StringTypeProvider org.vitrivr.cineast.core.data.providers.primitive.StringTypeProvider used on opensource projects

Example 1 with StringTypeProvider

use of org.vitrivr.cineast.core.data.providers.primitive.StringTypeProvider in project cineast by vitrivr.

the class QueryUtil method retrieveFeaturesForIDByCategory.

/**
 * Retrieves all features for a given id (i.e. segment, object id) and a given category.
 */
public static List<Object> retrieveFeaturesForIDByCategory(String id, String category) {
    final RetrievalRuntimeConfig retrievalRuntimeConfig = Config.sharedConfig().getRetriever();
    final DBSelector selector = Config.sharedConfig().getDatabase().getSelectorSupplier().get();
    List<Object> _return = new ArrayList<>();
    retrievalRuntimeConfig.getRetrieversByCategory(category).forEachKey(retriever -> {
        retriever.getTableNames().forEach(tableName -> {
            selector.open(tableName);
            List<Map<String, PrimitiveTypeProvider>> rows = selector.getRows(GENERIC_ID_COLUMN_QUALIFIER, new StringTypeProvider(id));
            rows.stream().map(row -> row.get(FEATURE_COLUMN_QUALIFIER).toObject()).forEach(_return::add);
        });
        // Return value false would break the foreEachKey
        return true;
    });
    return _return;
}

Example 2 with StringTypeProvider

use of org.vitrivr.cineast.core.data.providers.primitive.StringTypeProvider in project cineast by vitrivr.

the class SegmentTags method getSimilar.

@Override
public List<ScoreElement> getSimilar(String segmentId, ReadableQueryConfig qc) {
    List<Map<String, PrimitiveTypeProvider>> rows = this.selector.getRows("id", new StringTypeProvider(segmentId));
    if (rows.isEmpty()) {
        return Collections.emptyList();
    }
    ArrayList<WeightedTag> wtags = new ArrayList<>(rows.size());
    for (Map<String, PrimitiveTypeProvider> row : rows) {
        wtags.add(new IncompleteTag(row.get("tagid").getString(), "", "", row.get("score").getFloat()));
    }
    return getSimilar(wtags, qc);
}

Example 3 with StringTypeProvider

use of org.vitrivr.cineast.core.data.providers.primitive.StringTypeProvider in project cineast by vitrivr.

the class AverageColorRaster method getSimilar.

@Override
public List<ScoreElement> getSimilar(String segmentId, ReadableQueryConfig qc) {
    List<Map<String, PrimitiveTypeProvider>> rows = this.selector.getRows(GENERIC_ID_COLUMN_QUALIFIER, new StringTypeProvider(segmentId));
    if (rows.isEmpty()) {
        return new ArrayList<>(1);
    }
    Map<String, PrimitiveTypeProvider> map = rows.get(0);
    return getSimilar(map.get("raster").getFloatArray(), map.get("hist").getFloatArray(), qc);
}

Example 4 with StringTypeProvider

use of org.vitrivr.cineast.core.data.providers.primitive.StringTypeProvider in project cineast by vitrivr.

the class TagReader method getTagsByName.

/**
 * Returns all {@link Tag}s that are equal to the specified name.
 *
 * @param name To value with which to compare the {@link Tag}s.
 * @return List of matching {@link Tag}s.
 */
public List<Tag> getTagsByName(String name) {
    List<Map<String, PrimitiveTypeProvider>> rows = this.selector.getRows("name", new StringTypeProvider(name));
    ArrayList<Tag> _return = new ArrayList<>(rows.size());
    for (Map<String, PrimitiveTypeProvider> row : rows) {
        Tag t = fromMap(row);
        if (t != null) {
            _return.add(t);
        }
    }
    return _return;
}

Example 5 with StringTypeProvider

use of org.vitrivr.cineast.core.data.providers.primitive.StringTypeProvider in project cineast by vitrivr.

the class DBIntegrationTest method getFeatureVectors.

@Test
@DisplayName("get multiple feature vectors")
void getFeatureVectors() {
    this.selector.open(testVectorTableName);
    final List<PrimitiveTypeProvider> vectors = this.selector.getFeatureVectorsGeneric(ID_COL_NAME, new StringTypeProvider("0"), FEATURE_VECTOR_COL_NAME);
    Assertions.assertTrue((Arrays.equals(PrimitiveTypeProvider.getSafeFloatArray(vectors.get(0)), new float[] { 0, 0, 0 }) | Arrays.equals(PrimitiveTypeProvider.getSafeFloatArray(vectors.get(0)), new float[] { 0, 1, 0 })));
    Assertions.assertTrue((Arrays.equals(PrimitiveTypeProvider.getSafeFloatArray(vectors.get(1)), new float[] { 0, 0, 0 }) | Arrays.equals(PrimitiveTypeProvider.getSafeFloatArray(vectors.get(1)), new float[] { 0, 1, 0 })));
}