protected void visitCell(final HashSetChartCell cell) {
final int start = cell.start(), end = cell.end();
Collection<Production> possibleProds;
ChartEdge edge;
final ChartEdge[] bestEdges = new ChartEdge[grammar.numNonTerms()]; // inits to null
// final int maxEdgesToAdd = (int) opts.param2;
final int maxEdgesToAdd = Integer.MAX_VALUE;
for (int mid = start + 1; mid <= end - 1; mid++) { // mid point
final HashSetChartCell leftCell = chart.getCell(start, mid);
final HashSetChartCell rightCell = chart.getCell(mid, end);
for (final int leftNT : leftCell.getLeftChildNTs()) {
for (final int rightNT : rightCell.getRightChildNTs()) {
possibleProds = grammar.getBinaryProductionsWithChildren(leftNT, rightNT);
if (possibleProds != null) {
for (final Production p : possibleProds) {
edge = chart.new ChartEdge(p, leftCell, rightCell);
addEdgeToArray(edge, bestEdges);
}
}
}
}
}
addBestEdgesToChart(cell, bestEdges, maxEdgesToAdd);
}
protected void setSpanMaxEdgeFOM(
final HashSetChartCell leftCell, final HashSetChartCell rightCell) {
ChartEdge edge;
final int start = leftCell.start(), end = rightCell.end();
float bestFOM = maxEdgeFOM[start][end];
// System.out.println(" setSpanMax: " + leftCell + " && " + rightCell);
Collection<Production> possibleProds;
for (final int leftNT : leftCell.getLeftChildNTs()) {
for (final int rightNT : rightCell.getRightChildNTs()) {
possibleProds = grammar.getBinaryProductionsWithChildren(leftNT, rightNT);
if (possibleProds != null) {
for (final Production p : possibleProds) {
// final float prob = p.prob + leftCell.getInside(leftNT) +
// rightCell.getInside(rightNT);
edge = chart.new ChartEdge(p, leftCell, rightCell);
// System.out.println(" considering: " + edge);
if (edge.fom > bestFOM) {
bestFOM = edge.fom;
}
}
}
}
}
if (bestFOM > maxEdgeFOM[start][end]) {
final HashSetChartCell parentCell = chart.getCell(start, end);
// if (maxEdgeFOM[start][end] > Float.NEGATIVE_INFINITY) {
// spanAgenda.remove(parentCell);
// }
maxEdgeFOM[start][end] = bestFOM;
parentCell.fom = bestFOM;
// spanAgenda.add(parentCell);
// System.out.println(" addingSpan: " + parentCell);
}
}
