Ioannis G. Tollis

6.2k total citations · 1 hit paper
111 papers, 2.8k citations indexed

About

Ioannis G. Tollis is a scholar working on Computer Graphics and Computer-Aided Design, Computer Vision and Pattern Recognition and Electrical and Electronic Engineering. According to data from OpenAlex, Ioannis G. Tollis has authored 111 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 46 papers in Computer Graphics and Computer-Aided Design, 43 papers in Computer Vision and Pattern Recognition and 31 papers in Electrical and Electronic Engineering. Recurrent topics in Ioannis G. Tollis's work include Computational Geometry and Mesh Generation (46 papers), VLSI and FPGA Design Techniques (29 papers) and Data Visualization and Analytics (22 papers). Ioannis G. Tollis is often cited by papers focused on Computational Geometry and Mesh Generation (46 papers), VLSI and FPGA Design Techniques (29 papers) and Data Visualization and Analytics (22 papers). Ioannis G. Tollis collaborates with scholars based in United States, Greece and Italy. Ioannis G. Tollis's co-authors include Roberto Tamassia, Giuseppe Di Battista, Peter Eades, Achilleas Papakostas, I. Hal Sudborough, D.A. Linebarger, T. Leighton, Fillia Makedon, Vangelis Sakkalis and Robert Cohen and has published in prestigious journals such as IEEE Transactions on Information Theory, IEEE Access and ACM Computing Surveys.

In The Last Decade

Ioannis G. Tollis

100 papers receiving 2.5k 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.

Graph Drawing: Algorithms for the Visualization of Graphs

1998 1.1k citations Giuseppe Di Battista, Peter Eades et al. Iris (Roma Tre University) profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ioannis G. Tollis United States	21	1.5k	871	554	538	410	111	2.8k
Peter Eades Australia	26	2.5k 1.7×	1.0k 1.2×	692 1.2×	769 1.4×	418 1.0×	121	3.9k
Giuseppe Di Battista Italy	24	1.7k 1.2×	1.3k 1.5×	551 1.0×	841 1.6×	976 2.4×	167	3.6k
Alon Efrat United States	27	638 0.4×	707 0.8×	496 0.9×	313 0.6×	719 1.8×	130	2.4k
Michael T. Goodrich United States	38	1.1k 0.8×	1.7k 1.9×	886 1.6×	829 1.5×	1.7k 4.1×	235	4.8k
D. Barton Johnson United States	21	436 0.3×	260 0.3×	291 0.5×	655 1.2×	786 1.9×	93	2.7k
Robert F. Sproull United States	21	1.2k 0.8×	1.1k 1.2×	206 0.4×	149 0.3×	436 1.1×	51	3.1k
Pak Chung Wong United States	22	1.1k 0.7×	146 0.2×	400 0.7×	137 0.3×	164 0.4×	79	1.8k
Sariel Har-Peled United States	34	1.5k 1.0×	1.8k 2.0×	1.1k 2.0×	879 1.6×	662 1.6×	165	4.2k
Giuseppe F. Italiano Italy	26	398 0.3×	236 0.3×	373 0.7×	1.1k 2.0×	1.4k 3.5×	170	2.7k
Philip N. Klein United States	28	1.1k 0.7×	509 0.6×	266 0.5×	1.5k 2.7×	914 2.2×	89	3.1k

Countries citing papers authored by Ioannis G. Tollis

Since Specialization

Citations

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

Fields of papers citing papers by Ioannis G. Tollis

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ioannis G. Tollis. 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 Ioannis G. Tollis. The network helps show where Ioannis G. Tollis may publish in the future.

Co-authorship network of co-authors of Ioannis G. Tollis

This figure shows the co-authorship network connecting the top 25 collaborators of Ioannis G. Tollis. A scholar is included among the top collaborators of Ioannis G. Tollis 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 Ioannis G. Tollis. Ioannis G. Tollis 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

1.

Tollis, Ioannis G., et al.. (2023). Experiments and a User Study for Hierarchical Drawings of Graphs. IEEE Access. 11. 55618–55629.

2.

Angelini, Patrizio, et al.. (2018). Algorithms and Bounds for L-Drawings of Directed Graphs. International Journal of Foundations of Computer Science. 29(4). 461–480. 1 indexed citations

3.

Chimani, Markus, Walter Didimo, Karsten Klein, et al.. (2016). Algorithms and Characterizations for 2-Layer Fan-planarity: From Caterpillar to Stegosaurus. Journal of Graph Algorithms and Applications. 21(1). 81–102. 3 indexed citations

4.

Tsamardinos, Ioannis, et al.. (2010). Learning Causal Structure from Overlapping Variable Sets. International Conference on Artificial Intelligence and Statistics. 860–867. 25 indexed citations

5.

Sakkalis, Vangelis, et al.. (2007). Optimal brain network synchrony visualization: Application in an alcoholism paradigm. Conference proceedings. 65. 4285–4288. 14 indexed citations

6.

Liotta, Giuseppe, Roberto Tamassia, & Ioannis G. Tollis. (2006). Graph Algorithms and Applications 4. WORLD SCIENTIFIC eBooks. 1 indexed citations

7.

Tollis, Ioannis G., et al.. (2005). A framework and algorithms for circular drawings of graphs. Journal of Discrete Algorithms. 4(1). 25–50. 15 indexed citations

8.

Battista, Giuseppe Di, et al.. (2003). Automatic layout of PERT diagrams with X-PERT. Iris (Roma Tre University). 171–176. 5 indexed citations

9.

Tollis, Ioannis G., et al.. (2003). A UNIFIED APPROACH TO AUTOMATIC LABEL PLACEMENT. International Journal of Computational Geometry & Applications. 13(1). 23–59. 25 indexed citations

10.

Tamassia, Roberto, Ioannis G. Tollis, & Jeffrey Scott Vitter. (2002). Lower bounds and parallel algorithms for planar orthogonal grid drawings. 386–393.

11.

Tollis, Ioannis G., et al.. (2002). A Framework for the Static and Interactive Visualization of Statecharts. Journal of Graph Algorithms and Applications. 6(3). 313–351. 10 indexed citations

12.

Tollis, Ioannis G., et al.. (1998). On the multiple label placement problem.. Canadian Conference on Computational Geometry. 5 indexed citations

13.

Papakostas, Achilleas & Ioannis G. Tollis. (1998). Algorithms for area-efficient orthogonal drawings. Computational Geometry. 9(1-2). 83–110. 28 indexed citations

14.

Papakostas, Achilleas & Ioannis G. Tollis. (1996). A Pairing Technique for Area-Efficient Orthogonal Drawings. 355–370. 6 indexed citations

15.

Liotta, Giuseppe, Roberto Tamassia, Ioannis G. Tollis, & Paola Vocca. (1996). Area Requirement of Gabriel Drawings. 135–146. 6 indexed citations

16.

Papakostas, Achilleas & Ioannis G. Tollis. (1995). Issues in Interactive Orthogonal Graph Drawing. 419–430. 9 indexed citations

17.

Liu, Xiaolin & Ioannis G. Tollis. (1994). Improving over-the-cell channel routing in standard cell design. International Conference on Computer Aided Design. 606–609. 4 indexed citations

18.

Battista, Giuseppe Di, Peter Eades, Roberto Tamassia, & Ioannis G. Tollis. (1994). Algorithms for drawing graphs: an annotated bibliography. Computational Geometry. 4(5). 235–282. 455 indexed citations

19.

Tamassia, Roberto, Ioannis G. Tollis, & Jeffrey Scott Vitter. (1991). Lower bounds for planar orthogonal drawings of graphs. Information Processing Letters. 39(1). 35–40. 20 indexed citations

20.

Tamassia, Roberto & Ioannis G. Tollis. (1985). Plane Representations of Graphs and Visibility between Parallel Segments.. IDEALS (University of Illinois Urbana-Champaign). 86. 21770. 2 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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