diff --git a/project/src/zbf/search/academic/publication/PublicationIndex.java b/project/src/zbf/search/academic/publication/PublicationIndex.java
new file mode 100644
index 0000000..b41c55a
--- /dev/null
+++ b/project/src/zbf/search/academic/publication/PublicationIndex.java
@@ -0,0 +1,81 @@
+package zbf.search.academic.publication;
+
+import java.io.File;
+import java.io.IOException;
+
+import org.apache.lucene.document.Document;
+import org.apache.lucene.document.Field;
+import org.apache.lucene.document.Field.Index;
+import org.apache.lucene.document.Field.Store;
+import org.apache.lucene.index.IndexWriter;
+import org.apache.lucene.index.IndexWriterConfig;
+import org.apache.lucene.index.IndexWriterConfig.OpenMode;
+import org.apache.lucene.store.FSDirectory;
+import org.apache.lucene.util.Version;
+import org.wltea.analyzer.lucene.IKAnalyzer;
+
+import zbf.search.academic.publication.PublicationIndex;
+import zbf.search.academic.publication.PublicationModel;
+import zbf.search.util.StdOutUtil;
+
+import com.mongodb.BasicDBList;
+import com.mongodb.DB;
+import com.mongodb.DBCollection;
+import com.mongodb.DBCursor;
+import com.mongodb.DBObject;
+import com.mongodb.MongoClient;
+
+public class PublicationIndex {
+	private String indexPath;
+	private IKAnalyzer analyzer = new IKAnalyzer(true);
+
+	public PublicationIndex(String indexPath) {
+		this.indexPath = indexPath;
+	}
+
+	public void build() throws IOException {
+		FSDirectory directory = null;
+		IndexWriterConfig conf = null;
+		IndexWriter writer = null;
+		directory = FSDirectory.open(new File(indexPath));
+		conf = new IndexWriterConfig(Version.LUCENE_36, analyzer);
+		conf.setOpenMode(OpenMode.CREATE_OR_APPEND);
+		writer = new IndexWriter(directory, conf);
+		// data
+		MongoClient mongoClient = new MongoClient("localhost", 30000);
+		DB db = mongoClient.getDB("academic");
+		DBCollection coll = db.getCollection("publications");
+		DBCursor cursor = coll.find();
+		try {
+			while (cursor.hasNext()) {
+				PublicationModel model = new PublicationModel();
+				DBObject obj = cursor.next();
+				model.setTitle((String) obj.get("title"));
+				model.setPub_abstract((String) obj.get("abstract"));
+				model.setConference((String) obj.get("conference"));
+				model.setView_url((String) obj.get("view_url"));
+				
+				BasicDBList list = (BasicDBList) obj.get("author");
+				model.setAuthor(list.toString());
+				
+				Document doc = new Document();
+				doc.add(new Field("title", model.getTitle(), Store.YES, Index.ANALYZED));
+				doc.add(new Field("pub_abstract", model.getPub_abstract(), Store.YES, Index.ANALYZED));
+				doc.add(new Field("conference", model.getConference(), Store.YES, Index.ANALYZED));
+				doc.add(new Field("view_url", model.getView_url(), Store.YES, Index.ANALYZED));
+				doc.add(new Field("author", model.getAuthor(), Store.YES, Index.ANALYZED));
+				writer.addDocument(doc);
+				StdOutUtil.out(model.getTitle());
+			}
+		} finally {
+			cursor.close();
+		}
+		writer.close();
+	}
+
+	public static void main(String[] args) throws IOException {
+		PublicationIndex pi = new PublicationIndex("E://softs2/apache-solr-3.6.2/example/multicore/core1/data/index");
+		pi.build();
+	}
+}
+
diff --git a/project/src/zbf/search/academic/publication/PublicationModel.java b/project/src/zbf/search/academic/publication/PublicationModel.java
new file mode 100644
index 0000000..1b70663
--- /dev/null
+++ b/project/src/zbf/search/academic/publication/PublicationModel.java
@@ -0,0 +1,44 @@
+package zbf.search.academic.publication;
+
+public class PublicationModel {
+	private String title = "";
+	private String author = "";
+	private String pub_abstract = "";
+	private String conference = "";
+	private String view_url = "";
+	public String getTitle() {
+		return title;
+	}
+	public void setTitle(String title) {
+		this.title = title;
+	}
+	public String getAuthor() {
+		return author;
+	}
+	public void setAuthor(String author) {
+		this.author = author;
+	}
+	public String getPub_abstract() {
+		return pub_abstract;
+	}
+	public void setPub_abstract(String pub_abstract) {
+		if (pub_abstract != null)
+			this.pub_abstract = pub_abstract;
+	}
+	public String getConference() {
+		return conference;
+	}
+	public void setConference(String conference) {
+		if (conference != null)
+			this.conference = conference;
+	}
+	public String getView_url() {
+		return view_url;
+	}
+	public void setView_url(String view_url) {
+		if (view_url != null)
+			this.view_url = view_url;
+	}
+	
+	
+}
diff --git a/project/src/zbf/search/academic/researcher/ResearcherIndex.java b/project/src/zbf/search/academic/researcher/ResearcherIndex.java
new file mode 100644
index 0000000..f9fa0d0
--- /dev/null
+++ b/project/src/zbf/search/academic/researcher/ResearcherIndex.java
@@ -0,0 +1,80 @@
+package zbf.search.academic.researcher;
+
+import java.io.File;
+import java.io.IOException;
+
+import org.apache.lucene.document.Document;
+import org.apache.lucene.document.Field;
+import org.apache.lucene.document.Field.Index;
+import org.apache.lucene.document.Field.Store;
+import org.apache.lucene.index.IndexWriter;
+import org.apache.lucene.index.IndexWriterConfig;
+import org.apache.lucene.index.IndexWriterConfig.OpenMode;
+import org.apache.lucene.store.FSDirectory;
+import org.apache.lucene.util.Version;
+import org.wltea.analyzer.lucene.IKAnalyzer;
+
+import zbf.search.util.StdOutUtil;
+
+import com.mongodb.BasicDBList;
+import com.mongodb.DB;
+import com.mongodb.DBCollection;
+import com.mongodb.DBCursor;
+import com.mongodb.DBObject;
+import com.mongodb.MongoClient;
+
+public class ResearcherIndex {
+	private String indexPath;
+	private IKAnalyzer analyzer = new IKAnalyzer(true);
+
+	public ResearcherIndex(String indexPath) {
+		this.indexPath = indexPath;
+	}
+
+	public void build() throws IOException {
+		FSDirectory directory = null;
+		IndexWriterConfig conf = null;
+		IndexWriter writer = null;
+		directory = FSDirectory.open(new File(indexPath));
+		conf = new IndexWriterConfig(Version.LUCENE_36, analyzer);
+		conf.setOpenMode(OpenMode.CREATE_OR_APPEND);
+		writer = new IndexWriter(directory, conf);
+		// data
+		MongoClient mongoClient = new MongoClient("localhost", 30000);
+		DB db = mongoClient.getDB("academic");
+		DBCollection coll = db.getCollection("researchers");
+		DBCursor cursor = coll.find();
+		try {
+			while (cursor.hasNext()) {
+				ResearcherModel model = new ResearcherModel();
+				DBObject obj = cursor.next();
+				model.setName((String) obj.get("name"));
+				model.setWorkplace((String) obj.get("workplace"));
+				model.setHomepage((String) obj.get("homepage"));
+				
+				BasicDBList list = (BasicDBList) obj.get("field");
+				model.setField(list.toString());
+				
+				Document doc = new Document();
+				doc.add(new Field("name", model.getName(), Store.YES, Index.ANALYZED));
+				doc.add(new Field("workplace", model.getWorkplace(), Store.YES, Index.ANALYZED));
+				doc.add(new Field("homepage", model.getHomepage(), Store.YES, Index.ANALYZED));
+				doc.add(new Field("field", model.getField(), Store.YES, Index.ANALYZED));
+				writer.addDocument(doc);
+//				StdOutUtil.out(model.getHomepage());
+				StdOutUtil.out(model.getName());
+//				StdOutUtil.out(model.getWorkplace());
+//				StdOutUtil.out(model.getField().toString());
+			}
+		} finally {
+			cursor.close();
+		}
+		writer.close();
+	}
+
+	public static void main(String[] args) throws IOException {
+		ResearcherIndex ri = new ResearcherIndex(
+				"E://softs2/apache-solr-3.6.2/example/multicore/core0/data/index");
+		ri.build();
+	}
+}
diff --git a/project/src/zbf/search/academic/researcher/ResearcherModel.java b/project/src/zbf/search/academic/researcher/ResearcherModel.java
new file mode 100644
index 0000000..df2b67e
--- /dev/null
+++ b/project/src/zbf/search/academic/researcher/ResearcherModel.java
@@ -0,0 +1,64 @@
+package zbf.search.academic.researcher;
+
+public class ResearcherModel {
+	private String name = "";
+	private String microul = "";
+	private String workplace = "";
+	private String field = "";
+	private String homepage = "";
+	private String keywords_url = "";
+	private String publications_url = "";
+	private String citations_url = "";
+	public String getName() {
+		return name;
+	}
+	public void setName(String name) {
+		this.name = name;
+	}
+	public String getMicroul() {
+		return microul;
+	}
+	public void setMicroul(String microul) {
+		this.microul = microul;
+	}
+	public String getWorkplace() {
+		return workplace;
+	}
+	public void setWorkplace(String workplace) {
+		if (workplace != null)
+			this.workplace = workplace;
+	}
+	public String getField() {
+		return field;
+	}
+	public void setField(String field) {
+		this.field = field;
+	}
+	public String getHomepage() {
+		return homepage;
+	}
+	public void setHomepage(String homepage) {
+		if (homepage != null)
+			this.homepage = homepage;
+	}
+	public String getKeywords_url() {
+		return keywords_url;
+	}
+	public void setKeywords_url(String keywords_url) {
+		this.keywords_url = keywords_url;
+	}
+	public String getPublications_url() {
+		return publications_url;
+	}
+	public void setPublications_url(String publications_url) {
+		this.publications_url = publications_url;
+	}
+	public String getCitations_url() {
+		return citations_url;
+	}
+	public void setCitations_url(String citations_url) {
+		this.citations_url = citations_url;
+	}
+	
+	
+}
diff --git a/project/src/zbf/search/mongodb/MongoGridFS.java b/project/src/zbf/search/mongodb/MongoGridFS.java
index b4b0d98..d781338 100644
--- a/project/src/zbf/search/mongodb/MongoGridFS.java
+++ b/project/src/zbf/search/mongodb/MongoGridFS.java
@@ -1,6 +1,5 @@
 package zbf.search.mongodb;
 
-import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.UnknownHostException;