concordia-library/examples/concordia_search.cpp

#include <concordia/concordia.hpp>
#include <concordia/concordia_search_result.hpp>
#include <concordia/matched_pattern_fragment.hpp>
#include <concordia/example.hpp>
#include <concordia/tokenized_sentence.hpp>

#include "config.hpp"

#include <boost/shared_ptr.hpp>
#include <boost/foreach.hpp>

using namespace std;

int main() {
    Concordia concordia(EXAMPLES_DIR"/../tests/resources/concordia-config/concordia.cfg");
    
    TokenizedSentence ts = concordia.addExample(Example("Alice has a cat", 56));
    cout << "Added the following tokens: " << endl;
    BOOST_FOREACH(TokenAnnotation token, ts.getTokens()) {
        cout << "\"" << token.getValue() << "\"" << " at positions: [" << token.getStart() << ","
             << token.getEnd() << ")" << endl;
    }
    
    concordia.addExample(Example("Alice has a dog", 23));
    concordia.addExample(Example("New test product has a mistake", 321));
    concordia.addExample(Example("This is just testing and it has nothing to do with the above", 14));
    
    concordia.refreshSAfromRAM();
    
    cout << "Searching for pattern: Our new test product has nothing to do with computers" << endl;
    boost::shared_ptr<ConcordiaSearchResult> result = 
                   concordia.concordiaSearch("Our new test product has nothing to do with computers");
    
    cout << "Printing all matched fragments:" << endl;
    BOOST_FOREACH(MatchedPatternFragment fragment, result->getFragments()) {
        cout << "Matched pattern fragment found. Pattern fragment: [" 
             << fragment.getStart() << "," << fragment.getEnd() << "]"
             << " in sentence " << fragment.getExampleId()
             << ", at offset: " << fragment.getExampleOffset() <<  endl;
    }        

    
    cout << "Best overlay:" << endl;
    BOOST_FOREACH(MatchedPatternFragment fragment, result->getBestOverlay()) {
        cout << "\tPattern fragment: [" << fragment.getStart()
             << "," << fragment.getEnd() << "]"
             << " in sentence " << fragment.getExampleId()
             << ", at offset: " << fragment.getExampleOffset() <<  endl;
    }        
 
    cout << "Best overlay score: " << result->getBestOverlayScore() << endl;
    
    // clearing index
    concordia.clearIndex();    
}