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Full-text search: Adjust indexing weights and scores

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gnosygnu
2017-03-16 17:02:19 -04:00
parent 8524120a14
commit 6ccee10526
3 changed files with 39 additions and 15 deletions
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33
gplx.gflucene/src/gplx/gflucene/indexers/Gflucene_indexer_mgr.java
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@@ -35,7 +35,7 @@ public class Gflucene_indexer_mgr {
private IndexWriterConfig config;
private Directory index;
private IndexWriter wtr;
private FieldType body_fld;
private FieldType body_fld_type;
public Gflucene_indexer_mgr() {
}
@@ -61,28 +61,37 @@ public class Gflucene_indexer_mgr {
// create writer
try {
wtr = new IndexWriter(index, config);
// ((TieredMergePolicy)config.getMergePolicy()).
} catch (IOException e) {
throw Err_.new_exc(e, "lucene_index", "failed to create writer");
}
// create field for body
this.body_fld = new FieldType();
body_fld.setIndexOptions(IndexOptions.DOCS_AND_FREQS_AND_POSITIONS);
this.body_fld_type = new FieldType();
body_fld_type.setIndexOptions(IndexOptions.DOCS_AND_FREQS_AND_POSITIONS);
body_fld_type.setTokenized(true);
body_fld_type.setStored(false);
// body_fld.setIndexOptions(IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS);
// body_fld.setStored(true);
body_fld.setTokenized(true);
// body_fld.setStoreTermVectors(true);
// body_fld.setStoreTermVectorOffsets(true);
}
public void Exec(Gflucene_doc_data doc_data) {
// org.apache.lucene.document.
Document doc = new Document();
// doc.add(new SortedNumericDocValuesField("page_score", data.score));
doc.add(new StoredField("page_score", doc_data.score));
Document doc = new Document();
doc.add(new StoredField("page_id", doc_data.page_id));
doc.add(new TextField("title", doc_data.title, Field.Store.YES));
doc.add(new Field("body", doc_data.body, body_fld));
doc.add(new NumericDocValuesField("page_score", doc_data.score));
// float score = ((float)doc_data.score / 1000000);
// float score = doc_data.score;
TextField title_field = new TextField("title", doc_data.title, Field.Store.YES);
// title_field.setBoost(score * 1024);
// title_field.setBoost(score);
doc.add(title_field);
Field body_field = new Field("body", doc_data.body, body_fld_type);
// body_field.setBoost(score);
doc.add(body_field);
try {
wtr.addDocument(doc);
} catch (IOException e) {