From 03ab729da67183ec3aa039c69ae2613695c9529b Mon Sep 17 00:00:00 2001
From: Eike Cochu <eike@cochu.com>
Date: Sun, 7 Feb 2016 21:05:39 +0100
Subject: [PATCH] added topic/title boost parameters to query
---
.../java/de/vipra/rest/resource/SearchResource.java | 5 ++++-
vipra-util/src/main/java/de/vipra/util/Constants.java | 10 ++++++++++
2 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/vipra-rest/src/main/java/de/vipra/rest/resource/SearchResource.java b/vipra-rest/src/main/java/de/vipra/rest/resource/SearchResource.java
index e034b7a9..17bd7c1e 100644
--- a/vipra-rest/src/main/java/de/vipra/rest/resource/SearchResource.java
+++ b/vipra-rest/src/main/java/de/vipra/rest/resource/SearchResource.java
@@ -27,6 +27,7 @@ import org.elasticsearch.search.SearchHits;
import de.vipra.rest.model.APIError;
import de.vipra.rest.model.Wrapper;
import de.vipra.util.Config;
+import de.vipra.util.Constants;
import de.vipra.util.ESClient;
import de.vipra.util.MongoUtils;
import de.vipra.util.ex.ConfigException;
@@ -63,7 +64,9 @@ public class SearchResource {
SearchResponse response = null;
try {
- response = client.prepareSearch("articles").setQuery(QueryBuilders.multiMatchQuery(query, "_all"))
+ response = client.prepareSearch("articles")
+ .setQuery(QueryBuilders.multiMatchQuery(query, "topics^" + Constants.BOOST_TOPICS,
+ "title^" + Constants.BOOST_TITLES, "_all"))
.setFrom(skip).setSize(limit).execute().actionGet();
} catch (Exception e) {
e.printStackTrace();
diff --git a/vipra-util/src/main/java/de/vipra/util/Constants.java b/vipra-util/src/main/java/de/vipra/util/Constants.java
index 449dabc7..034893c2 100644
--- a/vipra-util/src/main/java/de/vipra/util/Constants.java
+++ b/vipra-util/src/main/java/de/vipra/util/Constants.java
@@ -36,6 +36,16 @@ public class Constants {
public static final String ES_HOST = "127.0.0.1";
public static final int ES_PORT = 9300;
+ /**
+ * Topic boost parameter. Boosts topic importance in queries.
+ */
+ public static final int BOOST_TOPICS = 4;
+
+ /**
+ * Title boost parameter. Boosts title importance in queries.
+ */
+ public static final int BOOST_TITLES = 2;
+
/*
* TOPIC MODELING
*/
--
GitLab