Transcript Document

REG-6 GIS and bioinformatics
technologies and mathematical
methods in study of Baikal
Baikal plankton
data-analytic system
Bolshie Koty, Baikal, Russia
August 21-31, 2007
Kosareva Natalia
Irkutsk State University, Irkutsk
Presupposition of this work
 Investigations take place since 1927,
more than 40 000 observation paper
forms;
 data access problem;
 data processing and data analysis
problems.
Project mission
 To elaborate a conversion technology from
current formats to a specific data base;
 To develop a user interface for advanced data
processing;
 To create a user interface for integral statistical
indicators calculation
The project starting stages
Paper
observation
forms
Students
group
can be prepared by
persons inexperienced in
informatics
xls files
Experts
(correction)
Corrected xls files
xml
files
Import
program
Data-analytic
system
“Baikal”
Exploited technologies
 Object-oriented language Java;
 Database management system PostgreSQL;
 Query language SQL;
 JDBC;
 Statistical methods for information processing.
Data-analytic system modules
Specific Input Interface
Supplemental information
module
XSL format export
XSL format import
Statistical modules
Multimedia & graphical
interfaces
Statistical module
Results
 Data conversion program has been developed,
 DB has been created (currently 350 000 records);
 User interface has been developed for special data
manipulation & augmentation;
 Statistical module have been implemented;
 Import/export modules for the data base have been
established.
Conclusion
This project is a modern information
technologies application to ecological and
biological data and knowledge. The data-analytic
system has been implemented and is being
exploited in the ISU Research Institute of
Biology.