[Preample] Updates

src/main/java/gr/csd/uoc/hy463/themis/config/Config.java

 /*
  * themis - A fair search engine for scientific articles
  *
- * Computer Science Department
+ * Currently over the Semantic Scholar Open Research Corpus
+ * http://s2-public-api-prod.us-west-2.elasticbeanstalk.com/corpus/
  *
- * University of Crete
+ * Aiming to participate in TREC 2020 Fair Ranking Track
+ * https://fair-trec.github.io/
  *
- * http://www.csd.uoc.gr
+ * Writing code during COVID-19 pandemic times :-(
  *
- * Project for hy463 Information Retrieval Systems course
+ * Collaborative work with the undergraduate/graduate students of
+ * Information Retrieval Systems (hy463) course
  * Spring Semester 2020
+ * of Computer Science Department
+ * University of Crete
+ * http://www.csd.uoc.gr
+ * Greece
  *
  * LICENCE: TO BE ADDED
  *

src/main/java/gr/csd/uoc/hy463/themis/model/S2TextualEntry.java

 /*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
+ * themis - A fair search engine for scientific articles
+ *
+ * Currently over the Semantic Scholar Open Research Corpus
+ * http://s2-public-api-prod.us-west-2.elasticbeanstalk.com/corpus/
+ *
+ * Aiming to participate in TREC 2020 Fair Ranking Track
+ * https://fair-trec.github.io/
+ *
+ * Writing code during COVID-19 pandemic times :-(
+ *
+ * Collaborative work with the undergraduate/graduate students of
+ * Information Retrieval Systems (hy463) course
+ * Spring Semester 2020
+ * of Computer Science Department
+ * University of Crete
+ * http://www.csd.uoc.gr
+ * Greece
+ *
+ * LICENCE: TO BE ADDED
+ *
+ * Copyright 2020
+ *
  */
 package gr.csd.uoc.hy463.themis.model;
 
@@ -9,7 +28,7 @@ import java.util.List;
 
 /**
  *
- * @author papadako
+ * @author Panagiotis Papadakos <papadako at ics.forth.gr>
  */
 public class S2TextualEntry {
 

src/main/java/gr/csd/uoc/hy463/themis/stemmer/Stemmer.java

 /*
- * bias goggles - Measuring the bias of web domains through the eyes of users
+ * themis - A fair search engine for scientific articles
  *
- * FOUNDATION OF RESEARCH AND TECHNOLOGY - HELLAS (FORTH-ICS)
+ * Currently over the Semantic Scholar Open Research Corpus
+ * http://s2-public-api-prod.us-west-2.elasticbeanstalk.com/corpus/
  *
- * INFORMATION SYSTEMS LABORATORY (ISL)
+ * Aiming to participate in TREC 2020 Fair Ranking Track
+ * https://fair-trec.github.io/
  *
- * http://www.ics.forth.gr/isl
+ * Writing code during COVID-19 pandemic times :-(
+ *
+ * Collaborative work with the undergraduate/graduate students of
+ * Information Retrieval Systems (hy463) course
+ * Spring Semester 2020
+ * of Computer Science Department
+ * University of Crete
+ * http://www.csd.uoc.gr
+ * Greece
  *
  * LICENCE: TO BE ADDED
  *
- * Copyright 2019-2020
+ * Copyright 2020
  *
  */
 
  /*
-    !! Code from mitos web search engine !!
+    !! Code from mitos web search engine, old hy463 project !!
  */
 package gr.csd.uoc.hy463.themis.stemmer;
 

src/main/java/gr/csd/uoc/hy463/themis/stemmer/StopWords.java

 /*
  * themis - A fair search engine for scientific articles
  *
- * Computer Science Department
+ * Currently over the Semantic Scholar Open Research Corpus
+ * http://s2-public-api-prod.us-west-2.elasticbeanstalk.com/corpus/
  *
- * University of Crete
+ * Aiming to participate in TREC 2020 Fair Ranking Track
+ * https://fair-trec.github.io/
  *
- * http://www.csd.uoc.gr
+ * Writing code during COVID-19 pandemic times :-(
  *
- * Project for hy463 Information Retrieval Systems course
+ * Collaborative work with the undergraduate/graduate students of
+ * Information Retrieval Systems (hy463) course
  * Spring Semester 2020
+ * of Computer Science Department
+ * University of Crete
+ * http://www.csd.uoc.gr
+ * Greece
  *
  * LICENCE: TO BE ADDED
  *

src/main/java/gr/csd/uoc/hy463/themis/stemmer/english/EnglishStemmer.java

 /*
  * themis - A fair search engine for scientific articles
  *
- * Computer Science Department
+ * Currently over the Semantic Scholar Open Research Corpus
+ * http://s2-public-api-prod.us-west-2.elasticbeanstalk.com/corpus/
  *
- * University of Crete
+ * Aiming to participate in TREC 2020 Fair Ranking Track
+ * https://fair-trec.github.io/
  *
- * http://www.csd.uoc.gr
+ * Writing code during COVID-19 pandemic times :-(
  *
- * Project for hy463 Information Retrieval Systems course
+ * Collaborative work with the undergraduate/graduate students of
+ * Information Retrieval Systems (hy463) course
  * Spring Semester 2020
+ * of Computer Science Department
+ * University of Crete
+ * http://www.csd.uoc.gr
+ * Greece
  *
  * LICENCE: TO BE ADDED
  *

src/main/java/gr/csd/uoc/hy463/themis/stemmer/english/PorterStemmer.java

 /*
  * themis - A fair search engine for scientific articles
  *
- * Computer Science Department
+ * Currently over the Semantic Scholar Open Research Corpus
+ * http://s2-public-api-prod.us-west-2.elasticbeanstalk.com/corpus/
  *
- * University of Crete
+ * Aiming to participate in TREC 2020 Fair Ranking Track
+ * https://fair-trec.github.io/
  *
- * http://www.csd.uoc.gr
+ * Writing code during COVID-19 pandemic times :-(
  *
- * Project for hy463 Information Retrieval Systems course
+ * Collaborative work with the undergraduate/graduate students of
+ * Information Retrieval Systems (hy463) course
  * Spring Semester 2020
+ * of Computer Science Department
+ * University of Crete
+ * http://www.csd.uoc.gr
+ * Greece
  *
  * LICENCE: TO BE ADDED
  *

src/main/java/gr/csd/uoc/hy463/themis/utils/Pair.java

 /*
  * themis - A fair search engine for scientific articles
  *
- * Computer Science Department
+ * Currently over the Semantic Scholar Open Research Corpus
+ * http://s2-public-api-prod.us-west-2.elasticbeanstalk.com/corpus/
  *
- * University of Crete
+ * Aiming to participate in TREC 2020 Fair Ranking Track
+ * https://fair-trec.github.io/
  *
- * http://www.csd.uoc.gr
+ * Writing code during COVID-19 pandemic times :-(
  *
- * Project for hy463 Information Retrieval Systems course
+ * Collaborative work with the undergraduate/graduate students of
+ * Information Retrieval Systems (hy463) course
  * Spring Semester 2020
+ * of Computer Science Department
+ * University of Crete
+ * http://www.csd.uoc.gr
+ * Greece
  *
  * LICENCE: TO BE ADDED
  *

src/main/java/gr/csd/uoc/hy463/themis/utils/S2JsonEntryReader.java

 /*
  * themis - A fair search engine for scientific articles
  *
- * Computer Science Department
+ * Currently over the Semantic Scholar Open Research Corpus
+ * http://s2-public-api-prod.us-west-2.elasticbeanstalk.com/corpus/
  *
- * University of Crete
+ * Aiming to participate in TREC 2020 Fair Ranking Track
+ * https://fair-trec.github.io/
  *
- * http://www.csd.uoc.gr
+ * Writing code during COVID-19 pandemic times :-(
  *
- * Project for hy463 Information Retrieval Systems course
+ * Collaborative work with the undergraduate/graduate students of
+ * Information Retrieval Systems (hy463) course
  * Spring Semester 2020
+ * of Computer Science Department
+ * University of Crete
+ * http://www.csd.uoc.gr
+ * Greece
  *
  * LICENCE: TO BE ADDED
  *