Geoffrey M. Downs

2.6k total citations · 1 hit paper
17 papers, 1.8k citations indexed

About

Geoffrey M. Downs is a scholar working on Computational Theory and Mathematics, Physical and Theoretical Chemistry and Spectroscopy. According to data from OpenAlex, Geoffrey M. Downs has authored 17 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Computational Theory and Mathematics, 8 papers in Physical and Theoretical Chemistry and 7 papers in Spectroscopy. Recurrent topics in Geoffrey M. Downs's work include Computational Drug Discovery Methods (9 papers), History and advancements in chemistry (8 papers) and Analytical Chemistry and Chromatography (7 papers). Geoffrey M. Downs is often cited by papers focused on Computational Drug Discovery Methods (9 papers), History and advancements in chemistry (8 papers) and Analytical Chemistry and Chromatography (7 papers). Geoffrey M. Downs collaborates with scholars based in United Kingdom and France. Geoffrey M. Downs's co-authors include Peter Willett, John M. Barnard, John D. Holliday, Valerie J. Gillet, Michael Lynch, William Fisanick, Michael Lynch, Alain‐Dominique Gorse, Mark Ashton and M. Charlton and has published in prestigious journals such as Journal of Computational Chemistry, Wiley Interdisciplinary Reviews Computational Molecular Science and Journal of Chemical Information and Computer Sciences.

In The Last Decade

Geoffrey M. Downs

16 papers receiving 1.7k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Chemical Similarity Searching

1998 1.3k citations Peter Willett, John M. Barnard et al. Journal of Chemical Information and Computer Sciences profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Geoffrey M. Downs United Kingdom	12	1.4k	981	398	266	219	17	1.8k
John M. Barnard United Kingdom	16	1.6k 1.1×	1.1k 1.1×	500 1.3×	322 1.2×	253 1.2×	33	2.2k
James G. Nourse United States	15	1.4k 1.0×	1.1k 1.1×	476 1.2×	547 2.1×	202 0.9×	28	2.1k
Burton A. Leland United States	7	1.3k 0.9×	965 1.0×	264 0.7×	518 1.9×	188 0.9×	10	1.7k
Simon K. Kearsley United States	16	1.2k 0.8×	1.2k 1.2×	321 0.8×	455 1.7×	177 0.8×	28	1.9k
John D. Holliday United Kingdom	22	1.0k 0.8×	685 0.7×	364 0.9×	214 0.8×	121 0.6×	61	1.4k
Jens Sadowski Germany	19	2.0k 1.4×	1.6k 1.6×	710 1.8×	481 1.8×	279 1.3×	28	3.1k
Joseph L. Durant United States	13	958 0.7×	758 0.8×	220 0.6×	560 2.1×	147 0.7×	21	1.9k
Stephen R. Heller United States	19	571 0.4×	1.2k 1.2×	531 1.3×	457 1.7×	103 0.5×	84	3.1k
Ajay United States	11	799 0.6×	983 1.0×	246 0.6×	164 0.6×	112 0.5×	13	1.7k
Martin Vogt Germany	26	1.5k 1.1×	1.3k 1.4×	276 0.7×	575 2.2×	355 1.6×	110	2.7k

Countries citing papers authored by Geoffrey M. Downs

Since Specialization

Citations

This map shows the geographic impact of Geoffrey M. Downs's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Geoffrey M. Downs with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Geoffrey M. Downs more than expected).

Fields of papers citing papers by Geoffrey M. Downs

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Geoffrey M. Downs. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Geoffrey M. Downs. The network helps show where Geoffrey M. Downs may publish in the future.

Co-authorship network of co-authors of Geoffrey M. Downs

This figure shows the co-authorship network connecting the top 25 collaborators of Geoffrey M. Downs. A scholar is included among the top collaborators of Geoffrey M. Downs based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Geoffrey M. Downs. Geoffrey M. Downs is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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17 of 17 papers shown

Downs, Geoffrey M. & John M. Barnard. (2011). Chemical patent information systems. Wiley Interdisciplinary Reviews Computational Molecular Science. 1(5). 727–741. 20 indexed citations

Ashton, Mark, John M. Barnard, Florence Casset, et al.. (2002). Identification of Diverse Database Subsets using Property‐Based and Fragment‐Based Molecular Descriptions. Quantitative Structure-Activity Relationships. 21(6). 598–604. 67 indexed citations

Willett, Peter, John M. Barnard, & Geoffrey M. Downs. (1998). Chemical Similarity Searching. Journal of Chemical Information and Computer Sciences. 38(6). 983–996. 1307 indexed citations breakdown →

Brown, Robert D., Geoffrey M. Downs, Gareth Jones, & Peter Willett. (1994). Hyperstructure model for chemical structure handling: Techniques for substructure searching. Journal of Chemical Information and Computer Sciences. 34(1). 47–53. 5 indexed citations

Downs, Geoffrey M., Peter Willett, & William Fisanick. (1994). Similarity Searching and Clustering of Chemical-Structure Databases Using Molecular Property Data. Journal of Chemical Information and Computer Sciences. 34(5). 1094–1102. 111 indexed citations

Brown, Robert D., Geoffrey M. Downs, Peter Willett, & Anthony Cook. (1992). Hyperstructure model for chemical structure handling: generation and atom-by-atom searching of hyperstructures. Journal of Chemical Information and Computer Sciences. 32(5). 522–531. 14 indexed citations

Lynch, Michael, et al.. (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 search. Journal of Chemical Information and Computer Sciences. 31(2). 253–260. 10 indexed citations

Lynch, Michael, et al.. (1991). Computer storage and retrieval of generic chemical structures in patents. 11. Theoretical aspects of the use of structure languages in a retrieval system. Journal of Chemical Information and Computer Sciences. 31(2). 233–253. 13 indexed citations

Gillet, Valerie J., et al.. (1991). Computer storage and retrieval of generic chemical structures in patents. 13. Reduced graph generation. Journal of Chemical Information and Computer Sciences. 31(2). 260–270. 28 indexed citations

10.

Downs, Geoffrey M., Valerie J. Gillet, John D. Holliday, & Michael Lynch. (1989). Computer storage and retrieval of generic chemical structures in patents. 10. Assignment and logical bubble-up of ring screens for structurally explicit generics. Journal of Chemical Information and Computer Sciences. 29(3). 215–224. 12 indexed citations

11.

Downs, Geoffrey M., Valerie J. Gillet, John D. Holliday, & Michael Lynch. (1989). Review of ring perception algorithms for chemical graphs. Journal of Chemical Information and Computer Sciences. 29(3). 172–187. 152 indexed citations

12.

Downs, Geoffrey M., Valerie J. Gillet, John D. Holliday, & Michael Lynch. (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 generics. Journal of Chemical Information and Computer Sciences. 29(3). 207–214. 12 indexed citations

13.

Downs, Geoffrey M., Valerie J. Gillet, John D. Holliday, & Michael Lynch. (1989). Theoretical aspects of ring perception and development of the extended set of smallest rings concept. Journal of Chemical Information and Computer Sciences. 29(3). 187–206. 28 indexed citations

14.

Downs, Geoffrey M., et al.. (1988). Transputer implementations of chemical substructure searching algorithms. 1(3). 207–217. 10 indexed citations

15.

Rasmussen, Edie, Geoffrey M. Downs, & Peter Willett. (1988). Automatic classification of chemical structure databases using a highly parallel array processor. Journal of Computational Chemistry. 9(4). 378–386. 6 indexed citations

16.

Downs, Geoffrey M., Valerie J. Gillet, John D. Holliday, & Michael Lynch. (1988). The Sheffield University Generic Chemical Structures Project — A Review of Progress and of Outstanding Problems. 151–167. 2 indexed citations

17.

Gillet, Valerie J., et al.. (1987). Computer storage and retrieval of generic chemical structures in patents. 8. Reduced chemical graphs and their applications in generic chemical structure retrieval. Journal of Chemical Information and Computer Sciences. 27(3). 126–137. 29 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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