Package org.verapdf.wcag.algorithms.semanticalgorithms.utils

Class TableUtils

java.lang.Object

org.verapdf.wcag.algorithms.semanticalgorithms.utils.TableUtils

public class TableUtils
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final double	EPSILON
static final double	HEADERS_PROBABILITY_THRESHOLD
static final double	MERGE_PROBABILITY_THRESHOLD
static final double	NEXT_LINE_MAX_TOLERANCE_FACTOR
static final double	NEXT_LINE_TOLERANCE_FACTOR
static final double	NEXT_TOKEN_LENGTH_THRESHOLD
static final double	ONE_LINE_TOLERANCE_FACTOR
static final double	TABLE_GAP_FACTOR
static final double	TABLE_PROBABILITY_THRESHOLD

Method Summary

Modifier and Type	Method	Description
static boolean	areCenterOverlapping(TextInfoChunk chunk1, TextInfoChunk chunk2)
static boolean	areOverlapping(TextInfoChunk chunk1, TextInfoChunk chunk2)
static boolean	areStrongCenterOverlapping(TextInfoChunk chunk1, TextInfoChunk chunk2)
static boolean	areStrongContaining(TextInfoChunk chunk1, TextInfoChunk chunk2)
static double	getRowGapFactor(TextInfoChunk tokenRow, TextInfoChunk nextTokenRow)
static boolean	isAnyContaining(TextInfoChunk chunk1, TextInfoChunk chunk2)
static boolean	isContaining(TextInfoChunk first, TextInfoChunk second)
static boolean	isInitialTableNode(INode node)
static boolean	isTableNode(INode node)
static boolean	isWeakCluster(TableCluster cluster, List<TableCluster> headers)
static double	minDeviation(IChunk first, IChunk second)
static void	sortClustersLeftToRight(List<TableCluster> clusters)
static void	sortClustersUpToBottom(List<TableCluster> clusters)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

EPSILON

public static final double EPSILON

See Also:

• Constant Field Values

TABLE_PROBABILITY_THRESHOLD

public static final double TABLE_PROBABILITY_THRESHOLD

See Also:

• Constant Field Values

MERGE_PROBABILITY_THRESHOLD

public static final double MERGE_PROBABILITY_THRESHOLD

See Also:

• Constant Field Values

HEADERS_PROBABILITY_THRESHOLD

public static final double HEADERS_PROBABILITY_THRESHOLD

See Also:

• Constant Field Values

NEXT_TOKEN_LENGTH_THRESHOLD

public static final double NEXT_TOKEN_LENGTH_THRESHOLD

See Also:

• Constant Field Values

NEXT_LINE_TOLERANCE_FACTOR

public static final double NEXT_LINE_TOLERANCE_FACTOR

See Also:

• Constant Field Values

NEXT_LINE_MAX_TOLERANCE_FACTOR

public static final double NEXT_LINE_MAX_TOLERANCE_FACTOR

See Also:

• Constant Field Values

ONE_LINE_TOLERANCE_FACTOR

public static final double ONE_LINE_TOLERANCE_FACTOR

See Also:

• Constant Field Values

TABLE_GAP_FACTOR

public static final double TABLE_GAP_FACTOR

See Also:

• Constant Field Values

Method Details

isTableNode

public static boolean isTableNode(INode node)

isInitialTableNode

public static boolean isInitialTableNode(INode node)

areStrongContaining

public static boolean areStrongContaining(TextInfoChunk chunk1,
 TextInfoChunk chunk2)

isAnyContaining

public static boolean isAnyContaining(TextInfoChunk chunk1,
 TextInfoChunk chunk2)

isContaining

public static boolean isContaining(TextInfoChunk first,
 TextInfoChunk second)

areStrongCenterOverlapping

public static boolean areStrongCenterOverlapping(TextInfoChunk chunk1,
 TextInfoChunk chunk2)

areCenterOverlapping

public static boolean areCenterOverlapping(TextInfoChunk chunk1,
 TextInfoChunk chunk2)

areOverlapping

public static boolean areOverlapping(TextInfoChunk chunk1,
 TextInfoChunk chunk2)

sortClustersLeftToRight

public static void sortClustersLeftToRight(List<TableCluster> clusters)

sortClustersUpToBottom

public static void sortClustersUpToBottom(List<TableCluster> clusters)

isWeakCluster

public static boolean isWeakCluster(TableCluster cluster,
 List<TableCluster> headers)

getRowGapFactor

public static double getRowGapFactor(TextInfoChunk tokenRow,
 TextInfoChunk nextTokenRow)

minDeviation

public static double minDeviation(IChunk first,
 IChunk second)