DistSearchMethod.hpp Source File

00001 /*==========================================================================
00002  * Copyright (c) 2001 Carnegie Mellon University.  All Rights Reserved.
00003  *
00004  * Use of the Lemur Toolkit for Language Modeling and Information Retrieval
00005  * is subject to the terms of the software license set forth in the LICENSE
00006  * file included with this software, and also available at
00007  * http://www.cs.cmu.edu/~lemur/license.html
00008  *
00009  *==========================================================================
00010 */
00011 
00020 #include "common_headers.hpp"
00021 #include "RetrievalMethod.hpp"
00022 #include "RetMethodManager.hpp"
00023 #include "IndexManager.hpp"
00024 #include "DocScore.hpp"
00025 
00026 class DistSearchMethod {
00027 public:
00028   DistSearchMethod() {csindex = NULL; defrt = RetMethodManager::OKAPI; } 
00029   DistSearchMethod(Index* index, RetMethodManager::RetModel defmodel=RetMethodManager::OKAPI) {csindex = index; defrt = defmodel;} 
00030   ~DistSearchMethod() {}
00031 
00033   void setIndex(Index* index){csindex = index;} ;
00034   
00036   void setDefaultRetMethod(RetMethodManager::RetModel rt) {defrt = rt;};
00037 
00039 
00045   void scoreIndexSet(Query &qry, IndexedRealVector &indexset, DocScoreVector** results);
00046 
00048   void scoreIndexSet(Query &qry, vector<string> &indexset, DocScoreVector** results);
00049 
00051   static void indexToID(Index* ind, IndexedRealVector* ivec, DocScoreVector* dvec);
00052 
00053 protected:
00055   void doSingleRetr();
00056 
00057   Index* csindex; // the collection selection index
00058   RetMethodManager::RetModel defrt; // default retrieval method to use if no param is avail
00059   Query* query; // the query we're currently working on
00060   DocScoreVector** allres; // where to store all results
00061   int reslen; // length of allres
00062 };