James Collins

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

About

James Collins is a scholar working on Aerospace Engineering, Astronomy and Astrophysics and Oceanography. According to data from OpenAlex, James Collins has authored 12 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 8 papers in Aerospace Engineering, 4 papers in Astronomy and Astrophysics and 4 papers in Oceanography. Recurrent topics in James Collins's work include GNSS positioning and interference (8 papers), Geophysics and Gravity Measurements (4 papers) and Ionosphere and magnetosphere dynamics (4 papers). James Collins is often cited by papers focused on GNSS positioning and interference (8 papers), Geophysics and Gravity Measurements (4 papers) and Ionosphere and magnetosphere dynamics (4 papers). James Collins collaborates with scholars based in Austria, Canada and United States. James Collins's co-authors include Bernhard Hofmann-Wellenhof, Herbert Lichtenegger, Richard B. Langley, V. B. Mendes and Chris Rizos and has published in prestigious journals such as Journal of Surveying Engineering, CERN Document Server (European Organization for Nuclear Research) and Medical Entomology and Zoology.

In The Last Decade

James Collins

11 papers receiving 1.5k 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.

Global Positioning System: Theory and Practice

1992 1.4k citations Bernhard Hofmann-Wellenhof, Herbert Lichtenegger et al. CERN Document Server (European Organization for Nuclear Research) profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
James Collins Austria	8	829	570	442	434	398	12	1.8k
Bernhard Hofmann-Wellenhof United States	15	1.7k 2.1×	1.1k 1.9×	759 1.7×	760 1.8×	789 2.0×	39	3.4k
James J. Spilker United States	5	2.2k 2.7×	827 1.5×	465 1.1×	647 1.5×	674 1.7×	6	2.9k
Christopher Hegarty United States	17	1.2k 1.4×	422 0.7×	239 0.5×	499 1.1×	329 0.8×	56	1.5k
Kai Borre Denmark	12	937 1.1×	352 0.6×	173 0.4×	166 0.4×	258 0.6×	46	1.3k
Fabio Dovis Italy	26	2.4k 2.9×	1.3k 2.2×	576 1.3×	602 1.4×	370 0.9×	282	3.2k
M. Elizabeth Cannon Canada	27	2.3k 2.7×	754 1.3×	155 0.4×	425 1.0×	688 1.7×	159	2.8k
G. Lachapelle Canada	24	1.7k 2.1×	1000 1.8×	212 0.5×	253 0.6×	429 1.1×	160	2.4k
Elliott Kaplan	6	2.0k 2.4×	1.2k 2.1×	656 1.5×	364 0.8×	347 0.9×	6	2.9k
Changdon Kee South Korea	23	1.5k 1.9×	498 0.9×	158 0.4×	308 0.7×	346 0.9×	210	1.8k
Ahmed El‐Rabbany Canada	21	994 1.2×	304 0.5×	98 0.2×	250 0.6×	473 1.2×	99	1.6k

Countries citing papers authored by James Collins

Since Specialization

Citations

This map shows the geographic impact of James Collins'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 James Collins with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites James Collins more than expected).

Fields of papers citing papers by James Collins

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by James Collins. 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 James Collins. The network helps show where James Collins may publish in the future.

Co-authorship network of co-authors of James Collins

This figure shows the co-authorship network connecting the top 25 collaborators of James Collins. A scholar is included among the top collaborators of James Collins 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 James Collins. James Collins is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

12 of 12 papers shown

1.

Collins, James & Richard B. Langley. (2002). Mitigating tropospheric propagation delay errors in precise airborne GPS navigation. 15. 582–589. 6 indexed citations

2.

Hofmann-Wellenhof, Bernhard, Herbert Lichtenegger, & James Collins. (2001). Mathematical models for positioning. 181–202. 1 indexed citations

3.

Collins, James & Richard B. Langley. (1998). The residual tropospheric propagation delay: How bad can it get?. 729–738. 40 indexed citations

4.

Collins, James & Richard B. Langley. (1997). Estimating the Residual Tropospheric Delay for Airborne Differential GPS Positioning. 1197–1206. 15 indexed citations

5.

Hofmann-Wellenhof, Bernhard, Herbert Lichtenegger, & James Collins. (1997). GPS - Global Positioning System. Theory and practice.. 9 indexed citations

6.

Mendes, V. B., James Collins, & Richard B. Langley. (1995). The Effect of Tropospheric Propagation Delay Errors in Airborne GPS Precise Positioning. 1681–1689. 8 indexed citations

7.

Hofmann-Wellenhof, Bernhard, Herbert Lichtenegger, & James Collins. (1994). Global Positioning System. 214 indexed citations

8.

Hofmann-Wellenhof, Bernhard, Herbert Lichtenegger, & James Collins. (1992). Global Positioning System: Theory and Practice. CERN Document Server (European Organization for Nuclear Research). 1431 indexed citations breakdown →

9.

Hofmann-Wellenhof, Bernhard, Herbert Lichtenegger, & James Collins. (1992). Global Positioning System (GPS). Theory and practice. 25 indexed citations

10.

Collins, James. (1989). Fundamentals of GPS Baseline and Height Determinations. Journal of Surveying Engineering. 115(2). 223–235. 5 indexed citations

11.

Rizos, Chris, et al.. (1987). Surveying with global positioning system -GPS-. Medical Entomology and Zoology. 9 indexed citations

12.

Collins, James. (1981). Satellite Positioning at Sea. 107(1). 1–9.

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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