1. PORTAL DEVELOPMENT ARTEM VORONTSOV

2. DISTINGUISHING FEATURES Distributed data providers with different archival legal system Distributed development teams Riga + St. Petersburg Data and UI multilanguage support

3. UNIVERSAL METADATA FORMAT Raw archival data Universal format metadata xls + images

4. METADATA IMPORT FLOW 3. Load data in database 4. Populate search index 2. Image preparations 1. Verification source data

5. IMAGE PREPARATIONS Raw Image (png, jpg, tiff) Optimized image with watermark Tiled images* (for maps) Small size preview image Same size jpg “new original”

6. MAPS DISTRIBUTION (TILES)

7. METADATA TRANSLATIONS Archival file content in RU content in ENcontent in LVcontent in ET

8. INDEXING DOCUMENTS Analysis Indexing Index Document

9. SEARCHING DOCUMENTS Analysis Searching Index Search query Search query Language detecting Language detecting

10. SCHEMATIC DIAGRAM OF THE PORTAL

11. AS PORTAL ENGINE Free enterprise portal project Cross-platform solution Written in JAVA Contain content management system Localization support *successfully previously used

12. USED TECHNOLOGIES OS: CentOS PL: JAVA RDBMS: MYSQL Application server: Tomcat Portal solution: Liferay Full text search engine: Lucene Image processing: ImageMagic, LibVips Maps viewer: OpenLayers