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Example 71 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class ByteIndex method atMost.

public Selection atMost(byte value) {
    Selection selection = new BitmapBackedSelection();
    Byte2ObjectSortedMap<IntArrayList> head = // we add 1 to get values equal to the arg
    index.headMap((byte) (value + 1));
    for (IntArrayList keys : head.values()) {
        addAllToSelection(keys, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Example 72 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class ByteIndex method lessThan.

public Selection lessThan(byte value) {
    Selection selection = new BitmapBackedSelection();
    Byte2ObjectSortedMap<IntArrayList> head = // we add 1 to get values equal to the arg
    index.headMap(value);
    for (IntArrayList keys : head.values()) {
        addAllToSelection(keys, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Example 73 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class ByteIndex method get.

/**
 * Returns a bitmap containing row numbers of all cells matching the given int
 *
 * @param value This is a 'key' from the index perspective, meaning it is a value from the
 *     standpoint of the column
 */
public Selection get(byte value) {
    Selection selection = new BitmapBackedSelection();
    IntArrayList list = index.get(value);
    if (list != null) {
        addAllToSelection(list, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Example 74 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class FloatIndex method greaterThan.

public Selection greaterThan(float value) {
    Selection selection = new BitmapBackedSelection();
    Float2ObjectSortedMap<IntArrayList> tail = index.tailMap(value + 0.000001f);
    for (IntArrayList keys : tail.values()) {
        addAllToSelection(keys, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Example 75 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class FloatIndex method atMost.

public Selection atMost(float value) {
    Selection selection = new BitmapBackedSelection();
    Float2ObjectSortedMap<IntArrayList> head = // we add 1 to get values equal
    index.headMap(value + 0.000001f);
    // to the arg
    for (IntArrayList keys : head.values()) {
        addAllToSelection(keys, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Aggregations

Selection (tech.tablesaw.selection.Selection)85 BitmapBackedSelection (tech.tablesaw.selection.BitmapBackedSelection)80 IntArrayList (it.unimi.dsi.fastutil.ints.IntArrayList)31 PivotTable (tech.tablesaw.aggregate.PivotTable)3 BooleanColumn (tech.tablesaw.api.BooleanColumn)3 ByteOpenHashSet (it.unimi.dsi.fastutil.bytes.ByteOpenHashSet)2 IntIterator (it.unimi.dsi.fastutil.ints.IntIterator)2 IntOpenHashSet (it.unimi.dsi.fastutil.ints.IntOpenHashSet)2 ShortOpenHashSet (it.unimi.dsi.fastutil.shorts.ShortOpenHashSet)2 AtomicInteger (java.util.concurrent.atomic.AtomicInteger)2 IExpr (org.matheclipse.core.interfaces.IExpr)2 ByteArrayList (it.unimi.dsi.fastutil.bytes.ByteArrayList)1 ByteIterator (it.unimi.dsi.fastutil.bytes.ByteIterator)1 IntRBTreeSet (it.unimi.dsi.fastutil.ints.IntRBTreeSet)1 ByteBuffer (java.nio.ByteBuffer)1 HashMap (java.util.HashMap)1 LinkedHashMap (java.util.LinkedHashMap)1 CategoricalColumn (tech.tablesaw.api.CategoricalColumn)1 DoubleColumn (tech.tablesaw.api.DoubleColumn)1 Column (tech.tablesaw.columns.Column)1