Support terminal insertion error correction (75322cec) · Commits · e / os / android_packages_inputmethods_LatinIME

native/jni/src/defines.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -381,6 +381,7 @@ typedef enum {
		CT_TRANSPOSITION,
		CT_COMPLETION,
		CT_TERMINAL,
		CT_TERMINAL_INSERTION,
		// Create new word with space omission
		CT_NEW_WORD_SPACE_OMITTION,
		// Create new word with space substitution

native/jni/src/suggest/core/dicnode/dic_node_profiler.h

+8 −1

Original line number	Diff line number	Diff line
		@@ -31,6 +31,7 @@
		#define PROF_TRANSPOSITION(profiler) profiler.profTransposition()
		#define PROF_NEARESTKEY(profiler) profiler.profNearestKey()
		#define PROF_TERMINAL(profiler) profiler.profTerminal()
		#define PROF_TERMINAL_INSERTION(profiler) profiler.profTerminalInsertion()
		#define PROF_NEW_WORD(profiler) profiler.profNewWord()
		#define PROF_NEW_WORD_BIGRAM(profiler) profiler.profNewWordBigram()
		#define PROF_NODE_RESET(profiler) profiler.reset()
		@@ -47,6 +48,7 @@
		#define PROF_TRANSPOSITION(profiler)
		#define PROF_NEARESTKEY(profiler)
		#define PROF_TERMINAL(profiler)
		#define PROF_TERMINAL_INSERTION(profiler)
		#define PROF_NEW_WORD(profiler)
		#define PROF_NEW_WORD_BIGRAM(profiler)
		#define PROF_NODE_RESET(profiler)
		@@ -62,7 +64,7 @@ class DicNodeProfiler {
		: mProfOmission(0), mProfInsertion(0), mProfTransposition(0),
		mProfAdditionalProximity(0), mProfSubstitution(0),
		mProfSpaceSubstitution(0), mProfSpaceOmission(0),
		mProfMatch(0), mProfCompletion(0), mProfTerminal(0),
		mProfMatch(0), mProfCompletion(0), mProfTerminal(0), mProfTerminalInsertion(0),
		mProfNearestKey(0), mProfNewWord(0), mProfNewWordBigram(0) {}

		int mProfOmission;
		@@ -75,6 +77,7 @@ class DicNodeProfiler {
		int mProfMatch;
		int mProfCompletion;
		int mProfTerminal;
		int mProfTerminalInsertion;
		int mProfNearestKey;
		int mProfNewWord;
		int mProfNewWordBigram;
		@@ -123,6 +126,10 @@ class DicNodeProfiler {
		++mProfTerminal;
		}

		void profTerminalInsertion() {
		++mProfTerminalInsertion;
		}

		void profNewWord() {
		++mProfNewWord;
		}

native/jni/src/suggest/core/policy/weighting.cpp

+13 −4

Original line number	Diff line number	Diff line
		@@ -50,6 +50,9 @@ static inline void profile(const CorrectionType correctionType, DicNode *const n
		case CT_TERMINAL:
		PROF_TERMINAL(node->mProfiler);
		return;
		case CT_TERMINAL_INSERTION:
		PROF_TERMINAL_INSERTION(node->mProfiler);
		return;
		case CT_NEW_WORD_SPACE_SUBSTITUTION:
		PROF_SPACE_SUBSTITUTION(node->mProfiler);
		return;
		@@ -113,6 +116,8 @@ static inline void profile(const CorrectionType correctionType, DicNode *const n
		return weighting->getCompletionCost(traverseSession, dicNode);
		case CT_TERMINAL:
		return weighting->getTerminalSpatialCost(traverseSession, dicNode);
		case CT_TERMINAL_INSERTION:
		return weighting->getTerminalInsertionCost(traverseSession, dicNode);
		case CT_NEW_WORD_SPACE_SUBSTITUTION:
		return weighting->getSpaceSubstitutionCost(traverseSession, dicNode);
		case CT_INSERTION:
		@@ -146,6 +151,8 @@ static inline void profile(const CorrectionType correctionType, DicNode *const n
		traverseSession->getBinaryDictionaryInfo(), dicNode, multiBigramMap);
		return weighting->getTerminalLanguageCost(traverseSession, dicNode, languageImprobability);
		}
		case CT_TERMINAL_INSERTION:
		return 0.0f;
		case CT_NEW_WORD_SPACE_SUBSTITUTION:
		return weighting->getNewWordBigramLanguageCost(
		traverseSession, parentDicNode, multiBigramMap);
		@@ -163,9 +170,9 @@ static inline void profile(const CorrectionType correctionType, DicNode *const n
		case CT_OMISSION:
		return 0;
		case CT_ADDITIONAL_PROXIMITY:
		return 0;
		return 0; /* 0 because CT_MATCH will be called */
		case CT_SUBSTITUTION:
		return 0;
		return 0; /* 0 because CT_MATCH will be called */
		case CT_NEW_WORD_SPACE_OMITTION:
		return 0;
		case CT_MATCH:
		@@ -174,12 +181,14 @@ static inline void profile(const CorrectionType correctionType, DicNode *const n
		return 1;
		case CT_TERMINAL:
		return 0;
		case CT_TERMINAL_INSERTION:
		return 1;
		case CT_NEW_WORD_SPACE_SUBSTITUTION:
		return 1;
		case CT_INSERTION:
		return 2;
		return 2; /* look ahead + skip the current char */
		case CT_TRANSPOSITION:
		return 2;
		return 2; /* look ahead + skip the current char */
		default:
		return 0;
		}

native/jni/src/suggest/core/policy/weighting.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -67,6 +67,10 @@ class Weighting {
		const DicTraverseSession *const traverseSession,
		const DicNode *const dicNode) const = 0;

		virtual float getTerminalInsertionCost(
		const DicTraverseSession *const traverseSession,
		const DicNode *const dicNode) const = 0;

		virtual float getTerminalLanguageCost(
		const DicTraverseSession const traverseSession, const DicNode const dicNode,
		float dicNodeLanguageImprobability) const = 0;

native/jni/src/suggest/core/suggest.cpp

+5 −5

Original line number	Diff line number	Diff line
		@@ -365,17 +365,17 @@ void Suggest::processTerminalDicNode(
		if (!dicNode->isTerminalWordNode()) {
		return;
		}
		if (TRAVERSAL->needsToTraverseAllUserInput()
		&& dicNode->getInputIndex(0) < traverseSession->getInputSize()) {
		return;
		}

		if (dicNode->shouldBeFilterdBySafetyNetForBigram()) {
		return;
		}
		// Create a non-cached node here.
		DicNode terminalDicNode;
		DicNodeUtils::initByCopy(dicNode, &terminalDicNode);
		if (TRAVERSAL->needsToTraverseAllUserInput()
		&& dicNode->getInputIndex(0) < traverseSession->getInputSize()) {
		Weighting::addCostAndForwardInputIndex(WEIGHTING, CT_TERMINAL_INSERTION, traverseSession, 0,
		&terminalDicNode, traverseSession->getMultiBigramMap());
		}
		Weighting::addCostAndForwardInputIndex(WEIGHTING, CT_TERMINAL, traverseSession, 0,
		&terminalDicNode, traverseSession->getMultiBigramMap());
		traverseSession->getDicTraverseCache()->copyPushTerminal(&terminalDicNode);