| Vol-735 urn:nbn:de:0074-735-1 Copyright © 2011 for the individual papers by the papers' authors. Copying permitted only for private and academic purposes. This volume is published and copyrighted by its editors.

# SYRCoDIS 2011
Spring Researchers Colloquium on Databases and Information Systems 2011

### Proceedings of the Seventh Spring Researchers Colloquium on Databases and Information Systems

### Moscow, Russia, June 2-3, 2011.

Edited by

### Denis Turdakov *
Andrey Simanovsky **

* Institute for System Programming of the Russian Academy of Sciences, Russia
** HP Labs, Russia

## Table of Contents

### Full Research Papers

1. Detecting Content Spam on the Web through Text Diversity Analysis 11-18
   Anton Pavlov, Boris Dobrov
2. MVC Web Framework Based on eXist Application Server and XRX Architecture 19-25
   Yuri Gapanyuk, Egor Lakomkin, Sergey Ionkin, Martin Davtyan
3. Modelling Snapshot Isolation Performance 26-33
   Dmitri Vasilik
4. A Category-Driven Approach to Deriving Domain Specific Subset of Wikipedia 43-53
   Anton Korshunov, Denis Turdakov, Jinguk Jeong, Minho Lee, Changsung Moon
5. Benchmarking Inter and Intra Operator Parallelism on Contemporary Desktop Hardware 62-67
   Kirill Smirnov, George Chernishev

### Research-in-Progress Reports

6. Application of Geometrical Approaches to Information Retrieval 3-5
   Vasyl Tereshchenko
7. Integrating Fuzzy c-Means Clustering with PostgreSQL 6-10
   Ruslan Miniakhmetov
8. Extracting Objects and Their Attributes from Tables in Text Documents 34-37
   Nikita Astrakhantsev
9. WikifyMe: Creating Testbed for Wikifers 38-42
   Sergey Bartunov, Alexander Boldakov, Denis Turdakov
10. Heuristic Data Modeling in Information Systems 54-56
    Martin Davtyan
11. Development of a Parallel DBMS on the Basis of PostgreSQL 57-61
    Constantin Pan

14-Jun-2011: submitted by Denis Turdakov
15-Jun-2011: published on CEUR-WS.org