Examples with TableFactor com.sri.ai.praise.core.representation.interfacebased.factor.core.table.TableFactor used on opensource projects

Example 41 with TableFactor

use of com.sri.ai.praise.core.representation.interfacebased.factor.core.table.TableFactor in project aic-praise by aic-sri-international.

the class Box method makeTableFactorBox.

private static TableFactor makeTableFactorBox(TableFactor phiMin, TableFactor phiMax) {
    ArrayList<TableVariable> variables = Util.arrayList(TABLE_BOX_VARIABLE);
    variables.addAll(phiMax.getVariables());
    ArrayList<Double> entries = new ArrayList<>(phiMin.getEntries());
    entries.addAll(phiMax.getEntries());
    TableFactor result = new TableFactor(variables, entries);
    return result;
}

Example 42 with TableFactor

use of com.sri.ai.praise.core.representation.interfacebased.factor.core.table.TableFactor in project aic-praise by aic-sri-international.

the class Box method getPhiMin.

public TableFactor getPhiMin() {
    TableFactor tableFactor = (TableFactor) this.getFactor();
    TableFactor result = TableFactor.copyToSubTableFactor(tableFactor, list(TABLE_BOX_VARIABLE), list(0));
    return result;
}

Example 43 with TableFactor

use of com.sri.ai.praise.core.representation.interfacebased.factor.core.table.TableFactor in project aic-praise by aic-sri-international.

the class Box method boxNormalizedFactors.

private static Box boxNormalizedFactors(List<TableFactor> normalizedFactors, ArrayList<TableVariable> variables) {
    TableFactor phiMin = new TableFactor(variables);
    TableFactor phiMax = new TableFactor(variables);
    for (ArrayList<Integer> values : in(getCartesianProduct(variables))) {
        Map<TableVariable, Integer> map = Util.mapFromListOfKeysAndListOfValues(variables, values);
        List<Double> phiValues = mapIntoList(normalizedFactors, (f) -> f.getEntryFor(map));
        phiMin.setEntryFor(map, Collections.min(phiValues));
        phiMax.setEntryFor(map, Collections.max(phiValues));
    }
    return new Box(phiMin, phiMax);
}

Example 44 with TableFactor

use of com.sri.ai.praise.core.representation.interfacebased.factor.core.table.TableFactor in project aic-praise by aic-sri-international.

the class Polytopes method IntensionalConvexHullToListOfFactors.

public static List<TableFactor> IntensionalConvexHullToListOfFactors(IntensionalConvexHullOfFactors polytope) {
    TableFactor factor = (TableFactor) polytope.getFactor();
    List<TableVariable> indexes = mapIntoArrayList(polytope.getIndices(), v -> (TableVariable) v);
    List<List<Integer>> listOfListOfValues = mapIntoList(indexes, v -> mapIntoList(v.getValues(), o -> (Integer) o));
    List<NullaryFunction<Iterator<Integer>>> iteratorForListOfVariableValues = mapIntoList(listOfListOfValues, element -> () -> element.iterator());
    Iterator<ArrayList<Integer>> cartesianProduct = new CartesianProductIterator<Integer>(iteratorForListOfVariableValues);
    List<TableFactor> result = new LinkedList<>();
    for (List<Integer> instantiations : in(cartesianProduct)) {
        result.add(TableFactor.copyToSubTableFactor(factor, indexes, instantiations));
    }
    return result;
}

Example 45 with TableFactor

use of com.sri.ai.praise.core.representation.interfacebased.factor.core.table.TableFactor in project aic-praise by aic-sri-international.

the class Polytopes method boxPolytopes.

private static Polytope boxPolytopes(List<Polytope> toBeBoxed) {
    LinkedList<Polytope> boxedPolytopes = list();
    for (Polytope p : toBeBoxed) {
        if (p instanceof IntensionalConvexHullOfFactors && !((IntensionalConvexHullOfFactors) p).getIndices().isEmpty() && ((IntensionalConvexHullOfFactors) p).getFactor() instanceof TableFactor) {
            // Box boxedP = TableFactorBoxBuilder.makeTableBox((IntensionalConvexHullOfFactors) p);
            Box boxedP = Box.boxIt((IntensionalConvexHullOfFactors) p);
            boxedPolytopes.add(boxedP);
        } else {
            boxedPolytopes.add(p);
        }
    }
    Polytope result = Polytope.multiply(boxedPolytopes);
    return result;
}