Obiettivo TO DEVELOP ADVANCED SOFTWARE SYSTEMS FOR THE MANAGEMENT OF DATA-BASES ON ENVIRONMENTAL CHEMICALS. AN UNAMBIGUOUS, HIERARCHICAL CODING OF CHEMICAL REACTIONS IS DEVELOPED. IT IS STRUCTURED INTO (A) BOND CHANGES, (B) REACTION-INVARIANT BONDS IN THE COMMON REACTION CORE OF REACTANTS AND PRODUCTS, (C) CHEMICAL ELEMENT NAMES IN REACTION CORE, (D) ENVIRONMENTAL SPHERES OF EACH ATOM IN REACTION CORE. A UNIQUE (CANONICAL) REPRESENTATION OF THESE FEATURES CAN BE TRANSFORMED INTO A STRING NOTATION SUITABLE FOR MANIPULATION BY CONVENTIONAL DATA BASE MANAGEMENT SYSTEMS. DATA STRUCTURES AND ACCESS METHODS WILL BE DEVELOPED AND IMPLEMENTED FOR INCORPORATION OF A REACTION I&D-MODULE IN A RELATIONAL DBMS (ADABAS). METHODS FOR COMPUTER-GUIDED UPGRADING AND INCORPORATION OF EXISTING REACTION DATA, BOTH FROM ECDIN AND FROM OTHER DATA SERVICES WILL BE INVESTIGATED. Programma(i) PRE-ENVPROT 3C - Sectoral research and development programme (EEC) in the field of environment (environmental protection and climatology) - indirect and concerted actions - Environmental protection -, 1981-1985 Argomento(i) Data not available Invito a presentare proposte Data not available Meccanismo di finanziamento CSC - Cost-sharing contracts Coordinatore TECHNICAL UNIVERSITY OF MUNICH Contributo UE Nessun dato Indirizzo 21,Alte Akademie 16 85350 FREISING Germania Mostra sulla mappa Costo totale Nessun dato