Toward an International Virtual Observatory

Nineteenth and Twentieth Century Clouds-Over the Twenty-First Century Virtual Observatory.-Building the Infrastructure for the National Virtual Observatory.- An Astronomical Wide-Field Imaging System for Europe.-The Canadian Virtual Observatory Project.-Information Hub of the Russian Virtual Observatory.-Early Virtual Science: Some Lessons for the AVO.-The Great Observatories Origins Deep Survey: A VO Test Case?.- Visualizing and Analyzing Massive Astronomical Datasets with Partiview.-Science and the Grid.-National Virtual Observatory Architecture.-Authentication and Authorization Architecture for AstroGrid and the Virtual Observatory.- VO Activities at the Harvard-Smithsonian CfA.-The Prototype TNG Long-Term Archive and its Interactions with the Italian GRID Project.- Federation and Fusion of Astronomical Information:Standards and Tools for the Virtual Observatories.- Data Models for the VO.-Scalable Metadata Definition Frameworks.-Space-Time Metadata for the Virtual Observatory.-VOTable: Tabular Data for the Virtual Observatory.-A C-++ Parser for VOTables.-ASTROVIRTEL: Tools and Operations.-Towards an AVO Interoperability Prototype.-Inter-Operability of ESA Science Archives.- The AstroGrid Pilot Programme.-Making Ground-Based Optical/Infrared Imaging Surveys VO-Compatible.- e-Star: Telescopes and Databases as a Single Information Grid.-Massive Variability Search and Monitoring by OGLE and ASAS.-Statistical Analysis of Observed and Simulated Surveys.-Catalogue Intersection: Beyond Basic Cross Correlations.-Meeting the User Science Challenge for a Virtual Universe.-Theoretical Astrophysics and the US-NVO Initiative.-Artificial Intelligence Tools for Data Mining in Large Astronomical Databases.-Data Mining Facility.-Automatic Detection - Extraction - Classification fora Large Number of Stellar Spectra from Slitless Wide Field Spectroscopy. A Project for AVO.-Star-Forming Regions at High Resolution: Interferometry for Virtual Observatories.-TheAstronomical Data