Examples with IdentityValueMapper org.apache.ignite.ml.math.IdentityValueMapper used on opensource projects

Example 6 with IdentityValueMapper

use of org.apache.ignite.ml.math.IdentityValueMapper in project ignite by apache.

the class CacheVectorTest method testAssignRange.

/** */
public void testAssignRange() {
    IgniteUtils.setCurrentIgniteName(ignite.configuration().getIgniteInstanceName());
    IdentityValueMapper valMapper = new IdentityValueMapper();
    CacheVector<Integer, Double> cacheVector = new CacheVector<>(size, getCache(), keyMapper, valMapper);
    cacheVector.assign(IntStream.range(0, size).asDoubleStream().toArray());
    for (int i = 0; i < size; i++) assertEquals("Unexpected value.", cacheVector.get(i), i, 0d);
}

Example 7 with IdentityValueMapper

use of org.apache.ignite.ml.math.IdentityValueMapper in project ignite by apache.

the class CacheVectorTest method testAssignVector.

/** */
public void testAssignVector() {
    IgniteUtils.setCurrentIgniteName(ignite.configuration().getIgniteInstanceName());
    IdentityValueMapper valMapper = new IdentityValueMapper();
    CacheVector<Integer, Double> cacheVector = new CacheVector<>(size, getCache(), keyMapper, valMapper);
    Vector testVec = new DenseLocalOnHeapVector(IntStream.range(0, size).asDoubleStream().toArray());
    cacheVector.assign(testVec);
    for (int i = 0; i < size; i++) assertEquals("Unexpected value.", cacheVector.get(i), testVec.get(i), 0d);
}

Example 8 with IdentityValueMapper

use of org.apache.ignite.ml.math.IdentityValueMapper in project ignite by apache.

the class CacheVectorTest method testMap.

/** */
public void testMap() {
    IgniteUtils.setCurrentIgniteName(ignite.configuration().getIgniteInstanceName());
    IdentityValueMapper valMapper = new IdentityValueMapper();
    CacheVector<Integer, Double> cacheVector = new CacheVector<>(size, getCache(), keyMapper, valMapper);
    initVector(cacheVector);
    cacheVector.map(value -> 110d);
    for (int i = 0; i < size; i++) assertEquals("Unexpected value.", cacheVector.get(i), 110d, 0d);
}

Example 9 with IdentityValueMapper

use of org.apache.ignite.ml.math.IdentityValueMapper in project ignite by apache.

the class CacheMatrixTest method testAttributes.

/** */
public void testAttributes() {
    IgniteUtils.setCurrentIgniteName(ignite.configuration().getIgniteInstanceName());
    MatrixKeyMapper<Integer> keyMapper = getKeyMapper(rows, cols);
    IgniteCache<Integer, Double> cache = getCache();
    CacheMatrix<Integer, Double> cacheMatrix = new CacheMatrix<>(rows, cols, cache, keyMapper, new IdentityValueMapper());
    assertFalse(UNEXPECTED_ATTRIBUTE_VALUE, cacheMatrix.isSequentialAccess());
    assertFalse(UNEXPECTED_ATTRIBUTE_VALUE, cacheMatrix.isDense());
    assertFalse(UNEXPECTED_ATTRIBUTE_VALUE, cacheMatrix.isArrayBased());
    assertTrue(UNEXPECTED_ATTRIBUTE_VALUE, cacheMatrix.isRandomAccess());
    assertTrue(UNEXPECTED_ATTRIBUTE_VALUE, cacheMatrix.isDistributed());
}

Example 10 with IdentityValueMapper

use of org.apache.ignite.ml.math.IdentityValueMapper in project ignite by apache.

the class CacheMatrixTest method testDivide.

/** */
public void testDivide() {
    IgniteUtils.setCurrentIgniteName(ignite.configuration().getIgniteInstanceName());
    double initVal = 1;
    double divVal = 2;
    MatrixKeyMapper<Integer> keyMapper = getKeyMapper(rows, cols);
    IgniteCache<Integer, Double> cache = getCache();
    CacheMatrix<Integer, Double> cacheMatrix = new CacheMatrix<>(rows, cols, cache, keyMapper, new IdentityValueMapper());
    initMatrix(cacheMatrix);
    cacheMatrix.assign(initVal);
    cacheMatrix.divide(divVal);
    for (int i = 0; i < rows; i++) for (int j = 0; j < cols; j++) assertTrue(Double.compare(cacheMatrix.get(i, j), initVal / divVal) == 0);
}