John Zahorjan

9.9k total citations · 4 hit papers
89 papers, 6.9k citations indexed

About

John Zahorjan is a scholar working on Computer Networks and Communications, Hardware and Architecture and Management Information Systems. According to data from OpenAlex, John Zahorjan has authored 89 papers receiving a total of 6.9k indexed citations (citations by other indexed papers that have themselves been cited), including 74 papers in Computer Networks and Communications, 24 papers in Hardware and Architecture and 21 papers in Management Information Systems. Recurrent topics in John Zahorjan's work include Distributed and Parallel Computing Systems (29 papers), Parallel Computing and Optimization Techniques (22 papers) and Advanced Queuing Theory Analysis (20 papers). John Zahorjan is often cited by papers focused on Distributed and Parallel Computing Systems (29 papers), Parallel Computing and Optimization Techniques (22 papers) and Advanced Queuing Theory Analysis (20 papers). John Zahorjan collaborates with scholars based in United States, Canada and United Kingdom. John Zahorjan's co-authors include Edward D. Lazowska, Derek L. Eager, Kenneth C. Sevcik, George Forman, Ratul Mahajan, G. Scott Graham, Maya Rodrig, David Wetherall, Henry M. Levy and Steven D. Gribble and has published in prestigious journals such as Communications of the ACM, Computer Physics Communications and IEEE Transactions on Software Engineering.

In The Last Decade

John Zahorjan

86 papers receiving 6.2k citations

Hit Papers

align trajectories sort by overperformance

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.

Quantitative system performance: computer system analysis using queueing network models

1984 776 citations Edward D. Lazowska, John Zahorjan et al. Prentice-Hall, Inc eBooks profile →
Adaptive load sharing in homogeneous distributed systems

1986 658 citations Derek L. Eager, Edward D. Lazowska et al. profile →
Measurement, modeling, and analysis of a peer-to-peer file-sharing workload

2003 578 citations Henry M. Levy, John Zahorjan et al. ACM SIGOPS Operating Systems Review profile →
The challenges of mobile computing

1994 551 citations George Forman, John Zahorjan profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
John Zahorjan United States	35	6.1k	1.6k	1.3k	1.1k	692	89	6.9k
Edward D. Lazowska United States	41	5.7k 0.9×	3.3k 2.1×	1.5k 1.2×	460 0.4×	731 1.1×	150	6.9k
Alan Demers United States	34	8.3k 1.4×	1.7k 1.1×	1.6k 1.3×	2.0k 1.7×	180 0.3×	99	10.3k
Mor Harchol‐Balter United States	43	5.8k 1.0×	1.6k 1.0×	2.9k 2.3×	1.8k 1.6×	2.0k 2.8×	189	7.1k
Azer Bestavros United States	39	7.5k 1.2×	699 0.4×	1.3k 1.0×	1.9k 1.7×	643 0.9×	244	8.5k
David M. Nicol United States	38	3.7k 0.6×	927 0.6×	1.1k 0.9×	577 0.5×	419 0.6×	311	5.6k
Richard R. Muntz United States	38	3.5k 0.6×	542 0.3×	1.4k 1.1×	762 0.7×	1.9k 2.7×	157	6.6k
Derek L. Eager Canada	32	3.3k 0.5×	965 0.6×	729 0.6×	411 0.4×	342 0.5×	107	3.8k
Gul Agha United States	35	3.5k 0.6×	1.7k 1.1×	1.7k 1.3×	808 0.7×	275 0.4×	214	7.4k
T. V. Lakshman United States	52	9.0k 1.5×	1.8k 1.1×	1.2k 1.0×	4.0k 3.5×	603 0.9×	191	10.2k
James F. Kurose United States	30	4.7k 0.8×	564 0.4×	333 0.3×	2.0k 1.7×	420 0.6×	115	5.5k

Countries citing papers authored by John Zahorjan

Since Specialization

Citations

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

Fields of papers citing papers by John Zahorjan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of John Zahorjan

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

All Works

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20 of 20 papers shown

Anderson, Thomas E., et al.. (2006). PCP: efficient endpoint congestion control. Networked Systems Design and Implementation. 15–15. 32 indexed citations

Mahajan, Ratul, Maya Rodrig, David Wetherall, & John Zahorjan. (2005). Sustaining cooperation in multi-hop wireless networks. Networked Systems Design and Implementation. 231–244. 88 indexed citations

Nguyen, Thu D., et al.. (2002). DDDDRRaW: A prototype toolkit for distributed real-time rendering on commodity clusters. 8–8. 5 indexed citations

Eager, Derek L., Mary K. Vernon, & John Zahorjan. (2001). Minimizing bandwidth requirements for on-demand data delivery. IEEE Transactions on Knowledge and Data Engineering. 13(5). 742–757. 30 indexed citations

Lazowska, Edward D., et al.. (2000). Webcrawler: finding what people want. 18 indexed citations

Savage, Stefan, Tom Anderson, Amit Aggarwal, et al.. (1999). Detour: a Case for Informed Internet Routing and Transport. 30 indexed citations

Forman, George & John Zahorjan. (1999). The challenges of mobile computing. 269–285. 24 indexed citations

Eager, Derek L., John Zahorjan, & Edward D. Lazowska. (1995). Speedup versus efficiency in parallel systems. IEEE Computer Society Press eBooks. 76–91. 67 indexed citations

McCann, Cathy & John Zahorjan. (1995). Scheduling memory constrained jobs on distributed memory parallel computers. 208–219. 15 indexed citations

10.

Thomas, Gregory S. & John Zahorjan. (1991). Parallel simulation of performance Petri nets: extending the domain of parallel simulation. Winter Simulation Conference. 564–573. 22 indexed citations

11.

Vaswani, Raj & John Zahorjan. (1991). The implications of cache affinity on processor scheduling for multiprogrammed, shared memory multiprocessors. 26–40. 98 indexed citations

12.

Baer, Jean-Loup, et al.. (1989). Extending the Memory Hierarchy into Multiprocessor Interconnection Networks: A Performance Analysis.. Proceedings of the International Conference on Parallel Processing. 41–50. 17 indexed citations

13.

Zahorjan, John, et al.. (1989). Load sharing in hierarchical distributed systems. 963–970. 1 indexed citations

14.

Notkin, David, et al.. (1988). Interconnecting heterogeneous computer systems. Communications of the ACM. 31(3). 258–273. 52 indexed citations

15.

Schwartz, Michael F., John Zahorjan, & David Notkin. (1987). A name service for evolving heterogeneous systems. ACM SIGOPS Operating Systems Review. 21(5). 52–62. 26 indexed citations

16.

Lazowska, Edward D., John Zahorjan, G. Scott Graham, & Kenneth C. Sevcik. (1985). Quantitative System Performance.. Int. CMG Conference. 826–828. 266 indexed citations

17.

Eager, Derek L., Edward D. Lazowska, & John Zahorjan. (1985). A comparison of receiver-initiated and sender-initiated adaptive load sharing (extended abstract). 1–3. 17 indexed citations

18.

Lazowska, Edward D., John Zahorjan, G. Scott Graham, & Kenneth C. Sevcik. (1984). Quantitative system performance: computer system analysis using queueing network models. Prentice-Hall, Inc eBooks. 468–470. 776 indexed citations breakdown →

19.

Zahorjan, John, et al.. (1982). Balanced job bound analysis of queueing networks. Communications of the ACM. 25(2). 134–141. 99 indexed citations

20.

Zahorjan, John. (1979). An exact solution method for the general class of closed separable queueing networks. ACM SIGMETRICS Performance Evaluation Review. 8(3). 107–112. 3 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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