/**
* Computes the combined bigram / unigram cost for the given dicNode.
*/
/* static */ float DicNodeUtils::getBigramNodeImprobability(const uint8_t *const dicRoot,
const DicNode *const node, MultiBigramMap *multiBigramMap) {
if (node->isImpossibleBigramWord()) {
return static_cast<float>(MAX_VALUE_FOR_WEIGHTING);
}
const int probability = getBigramNodeProbability(dicRoot, node, multiBigramMap);
// TODO: This equation to calculate the improbability looks unreasonable. Investigate this.
const float cost = static_cast<float>(MAX_PROBABILITY - probability)
/ static_cast<float>(MAX_PROBABILITY);
return cost;
}
/**
* Computes the combined bigram / unigram cost for the given dicNode.
*/
/* static */ float DicNodeUtils::getBigramNodeImprobability(
const DictionaryStructureWithBufferPolicy *const dictionaryStructurePolicy,
const DicNode *const dicNode, MultiBigramMap *const multiBigramMap) {
if (dicNode->hasMultipleWords() && !dicNode->isValidMultipleWordSuggestion()) {
return static_cast<float>(MAX_VALUE_FOR_WEIGHTING);
}
const int probability = getBigramNodeProbability(dictionaryStructurePolicy, dicNode,
multiBigramMap);
// TODO: This equation to calculate the improbability looks unreasonable. Investigate this.
const float cost = static_cast<float>(MAX_PROBABILITY - probability)
/ static_cast<float>(MAX_PROBABILITY);
return cost;
}
