Geoffrey M. Downs - researchr alias

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Viewing Publication 1 - 20 from 20

2012

Recent and current developments in handling Markush structures from chemical patentsJohn M. Barnard, Geoffrey M. Downs. jcheminf, 4(S-1):18, 2012. [doi]

1998

Chemical Similarity SearchingPeter Willett 0002, John M. Barnard, Geoffrey M. Downs. jcisd, 38(6):983-996, 1998. [doi]

1997

Chemical Fragment Generation and Clustering SoftwareJohn M. Barnard, Geoffrey M. Downs. jcisd, 37(1):141-142, 1997. [doi]

Techniques for Generating Descriptive Fingerprints in Combinatorial LibrariesGeoffrey M. Downs, John M. Barnard. jcisd, 37(1):59-61, 1997. [doi]

1994

1993

Computer storage and retrieval of generic chemical structures in patents. 15. Generation of topological fragment descriptors from nontopological representations of generic structure componentsJohn D. Holliday, Geoffrey M. Downs, Valerie J. Gillet, Michael F. Lynch. jcisd, 33(3):369-377, 1993. [doi]

1992

Clustering of chemical structures on the basis of two-dimensional similarity measuresJohn M. Barnard, Geoffrey M. Downs. jcisd, 32(6):644-649, 1992. [doi]

Hyperstructure model for chemical structure handling: generation and atom-by-atom searching of hyperstructuresRobert D. Brown, Geoffrey M. Downs, Peter Willett 0002, Anthony P. F. Cook. jcisd, 32(5):522-531, 1992. [doi]

Computer storage and retrieval of generic chemical structures in patents. 14. Fragment generation from generic structuresJohn D. Holliday, Geoffrey M. Downs, Valerie J. Gillet, Michael F. Lynch. jcisd, 32(5):453-462, 1992. [doi]

1991

Computer storage and retrieval of generic chemical structures in patents. 12. Principles of search operations involving parameter lists: matching-relations, user-defined match levels, and transition from the reduced graph search to the refined searchWinfried Dethlefsen, Michael F. Lynch, Valerie J. Gillet, Geoffrey M. Downs, John D. Holliday, John M. Barnard. jcisd, 31(2):253-260, 1991. [doi]

Computer storage and retrieval of generic chemical structures in patents. 11. Theoretical aspects of the use of structure languages in a retrieval systemWinfried Dethlefsen, Michael F. Lynch, Valerie J. Gillet, Geoffrey M. Downs, John D. Holliday, John M. Barnard. jcisd, 31(2):233-253, 1991. [doi]

Computer storage and retrieval of generic chemical structures in patents. 13. Reduced graph generationValerie J. Gillet, Geoffrey M. Downs, John D. Holliday, Michael F. Lynch, Winfried Dethlefsen. jcisd, 31(2):260-270, 1991. [doi]

1989

Computer storage and retrieval of generic chemical structures in patents. 9. An algorithm to find the extended set of smallest rings in structurally explicit genericsGeoffrey M. Downs, Valerie J. Gillet, John D. Holliday, Michael F. Lynch. jcisd, 29(3):207-214, 1989. [doi]

Computer storage and retrieval of generic chemical structures in patents. 10. Assignment and logical bubble-up of ring screens for structurally explicit genericsGeoffrey M. Downs, Valerie J. Gillet, John D. Holliday, Michael F. Lynch. jcisd, 29(3):215-224, 1989. [doi]

Theoretical aspects of ring perception and development of the extended set of smallest rings conceptGeoffrey M. Downs, Valerie J. Gillet, John D. Holliday, Michael F. Lynch. jcisd, 29(3):187-206, 1989. [doi]

Review of ring perception algorithms for chemical graphsGeoffrey M. Downs, Valerie J. Gillet, John D. Holliday, Michael F. Lynch. jcisd, 29(3):172-187, 1989. [doi]

1987

Computer storage and retrieval of generic chemical structures in patents. 8. Reduced chemical graphs and their applications in generic chemical structure retrievalValerie J. Gillet, Geoffrey M. Downs, Ai Ling, Michael F. Lynch, Pallapa Venkataram, Jennifer V. Wood, Winfried Dethlefsen. jcisd, 27(3):126-137, 1987. [doi]

1986

Computer storage and retrieval of generic chemical structures in patents. 7. Parallel simulation of a relaxation algorithm for chemical substructure searchValerie J. Gillet, Stephen M. Welford, Michael F. Lynch, Peter Willett 0002, John M. Barnard, Geoffrey M. Downs, Gordon A. Manson, J. Thompson. jcisd, 26(3):118-126, 1986. [doi]

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