Walter Didimo

Orcid: 0000-0002-4379-6059

Affiliations:
  • University of Perugia, Department of Engineering, Italy


According to our database1, Walter Didimo authored at least 190 papers between 1997 and 2025.

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Bibliography

2025
Planar Stories of Graph Drawings: Algorithms and Experiments.
CoRR, August, 2025

Graph Drawing for LLMs: An Empirical Evaluation.
CoRR, May, 2025

Unit Edge-Length Rectilinear Drawings with Crossings and Rectangular Faces.
CoRR, March, 2025

Optimal Orthogonal Drawings in Linear Time.
CoRR, February, 2025

Drawing graphs with k vertices per face: Complexity and algorithms.
Theor. Comput. Sci., 2025

Bounds on the edge-length ratio of 2-outerplanar graphs.
Comput. Geom., 2025

Linear Layouts of Graphs with Priority Queues.
Proceedings of the 19th International Symposium on Algorithms and Data Structures, 2025

Minimum Monotone Spanning Trees.
Proceedings of the SOFSEM 2025: Theory and Practice of Computer Science, 2025

2024
Comparative Study and Evaluation of Hybrid Visualizations of Graphs.
IEEE Trans. Vis. Comput. Graph., July, 2024

Min-<i>k</i>-planar Drawings of Graphs.
J. Graph Algorithms Appl., 2024

Brand Network Booster: A new system for improving brand connectivity.
Comput. Ind. Eng., 2024

Graphs Drawn With Some Vertices per Face: Density and Relationships.
IEEE Access, 2024

Hybrid Multilayer Network Visualization of Bibliographic Data.
Proceedings of the 26th Eurographics Conference on Visualization, 2024

Simple Realizability of Abstract Topological Graphs.
Proceedings of the 35th International Symposium on Algorithms and Computation, 2024

On the Complexity of Recognizing k^+-Real Face Graphs.
Proceedings of the 32nd International Symposium on Graph Drawing and Network Visualization, 2024

CHIP: a Recommender System and a Travel Planner for Cultural Tourism (short paper).
Proceedings of the 3rd Workshop on Artificial Intelligence for Cultural Heritage (IAI4CH 2024) co-located with the 23rd International Conference of the Italian Association for Artificial Intelligence (AIxIA 2024), 2024

2023
Upward Book Embeddability of st-Graphs: Complexity and Algorithms.
Algorithmica, December, 2023

Computing Bend-Minimum Orthogonal Drawings of Plane Series-Parallel Graphs in Linear Time.
Algorithmica, September, 2023

<i>st</i>-Orientations with Few Transitive Edges.
J. Graph Algorithms Appl., 2023

New Bounds on the Local and Global Edge-length Ratio of Planar Graphs.
CoRR, 2023

Brand Network Booster: A New System for Improving Brand Connectivity.
CoRR, 2023

1-planarity testing and embedding: An experimental study.
Comput. Geom., 2023

Nonplanar Graph Drawings with k Vertices per Face.
Proceedings of the Graph-Theoretic Concepts in Computer Science, 2023

Parameterized Approaches to Orthogonal Compaction.
Proceedings of the SOFSEM 2023: Theory and Practice of Computer Science, 2023

Rectilinear-Upward Planarity Testing of Digraphs.
Proceedings of the 34th International Symposium on Algorithms and Computation, 2023

On the Parameterized Complexity of Bend-Minimum Orthogonal Planarity.
Proceedings of the Graph Drawing and Network Visualization - 31st International Symposium, 2023

Parameterized and Approximation Algorithms for the Maximum Bimodal Subgraph Problem.
Proceedings of the Graph Drawing and Network Visualization - 31st International Symposium, 2023

Min-k-planar Drawings of Graphs.
Proceedings of the Graph Drawing and Network Visualization - 31st International Symposium, 2023

Design of a Process and a Container-Based Cloud Architecture for the Automatic Generation of Storyline Visualizations.
Proceedings of the Advanced Information Networking and Applications, 2023

2022
Influence Maximization With Visual Analytics.
IEEE Trans. Vis. Comput. Graph., 2022

Hybrid Graph Visualizations With ChordLink: Algorithms, Experiments, and Applications.
IEEE Trans. Vis. Comput. Graph., 2022

Placing Arrows in Directed Graph Layouts: Algorithms and Experiments.
Comput. Graph. Forum, 2022

BrowVis: Visualizing Large Graphs in the Browser.
IEEE Access, 2022

In-browser Visualization of Large-scale Graphs.
Proceedings of the 1st Italian Conference on Big Data and Data Science (itaDATA 2022), 2022

Rectilinear Planarity of Partial 2-Trees.
Proceedings of the Graph Drawing and Network Visualization - 30th International Symposium, 2022

st-Orientations with Few Transitive Edges.
Proceedings of the Graph Drawing and Network Visualization - 30th International Symposium, 2022

Small Point-Sets Supporting Graph Stories.
Proceedings of the Graph Drawing and Network Visualization - 30th International Symposium, 2022

2021
Stable visualization of connected components in dynamic graphs.
Inf. Vis., 2021

Spirality and Rectilinear Planarity Testing of Independent-Parallel SP-Graphs.
CoRR, 2021

A User Study on Hybrid Graph Visualizations.
Proceedings of the Graph Drawing and Network Visualization - 29th International Symposium, 2021

2020
Simple <i>k</i>-planar graphs are simple (<i>k</i> + 1)-quasiplanar.
J. Comb. Theory B, 2020

Combining Network Visualization and Data Mining for Tax Risk Assessment.
IEEE Access, 2020

An Experimental Study of a 1-Planarity Testing and Embedding Algorithm.
Proceedings of the WALCOM: Algorithms and Computation - 14th International Conference, 2020

Optimal Orthogonal Drawings of Planar 3-Graphs in Linear Time.
Proceedings of the 2020 ACM-SIAM Symposium on Discrete Algorithms, 2020

Storyline Visualizations with Ubiquitous Actors.
Proceedings of the Graph Drawing and Network Visualization - 28th International Symposium, 2020

Rectilinear Planarity Testing of Plane Series-Parallel Graphs in Linear Time.
Proceedings of the Graph Drawing and Network Visualization - 28th International Symposium, 2020

On Turn-Regular Orthogonal Representations.
Proceedings of the Graph Drawing and Network Visualization - 28th International Symposium, 2020

VAIM: Visual Analytics for Influence Maximization.
Proceedings of the Graph Drawing and Network Visualization - 28th International Symposium, 2020

Visual Analytics for Financial Crime Detection at the University of Perugia.
Proceedings of the Advanced Visual Interfaces. Supporting Artificial Intelligence and Big Data Applications, 2020

Right Angle Crossing Drawings of Graphs.
Proceedings of the Beyond Planar Graphs, Communications of NII Shonan Meetings., 2020

2019
HV-planarity: Algorithms and complexity.
J. Comput. Syst. Sci., 2019

Visual querying and analysis of temporal fiscal networks.
Inf. Sci., 2019

A Survey on Graph Drawing Beyond Planarity.
ACM Comput. Surv., 2019

Simple k-Planar Graphs are Simple (k+1)-Quasiplanar.
CoRR, 2019

ChordLink: A New Hybrid Visualization Model.
Proceedings of the Graph Drawing and Network Visualization - 27th International Symposium, 2019

Upward Book Embeddings of st-Graphs.
Proceedings of the 35th International Symposium on Computational Geometry, 2019

2018
New results on edge partitions of 1-plane graphs.
Theor. Comput. Sci., 2018

Profiling distributed graph processing systems through visual analytics.
Future Gener. Comput. Syst., 2018

A visual analytics system to support tax evasion discovery.
Decis. Support Syst., 2018

Efficient Algorithms for Bend-minimum Orthogonal Drawings of Planar 3-Graphs.
CoRR, 2018

A Visualization Framework and User Studies for Overloaded Orthogonal Drawings.
Comput. Graph. Forum, 2018

Edge Partitions of Optimal 2-plane and 3-plane Graphs.
Proceedings of the Graph-Theoretic Concepts in Computer Science, 2018

Bend-Minimum Orthogonal Drawings in Quadratic Time.
Proceedings of the Graph Drawing and Network Visualization - 26th International Symposium, 2018

Universal Slope Sets for Upward Planar Drawings.
Proceedings of the Graph Drawing and Network Visualization - 26th International Symposium, 2018

Greedy Rectilinear Drawings.
Proceedings of the Graph Drawing and Network Visualization - 26th International Symposium, 2018

2017
On RAC drawings of 1-planar graphs.
Theor. Comput. Sci., 2017

Algorithms and Characterizations for 2-Layer Fan-planarity: From Caterpillar to Stegosaurus.
J. Graph Algorithms Appl., 2017

Vertex-Coloring with Defects.
J. Graph Algorithms Appl., 2017

Large graph visualizations using a distributed computing platform.
Inf. Sci., 2017

Area-Thickness Trade-Offs for Straight-Line Drawings of Planar Graphs.
Comput. J., 2017

On the Relationship Between k-Planar and k-Quasi-Planar Graphs.
Proceedings of the Graph-Theoretic Concepts in Computer Science, 2017

An Experimental Study on the Ply Number of Straight-Line Drawings.
Proceedings of the WALCOM: Algorithms and Computation, 2017

Planar Drawings of Fixed-Mobile Bigraphs.
Proceedings of the Graph Drawing and Network Visualization - 25th International Symposium, 2017

GiViP: A Visual Profiler for Distributed Graph Processing Systems.
Proceedings of the Graph Drawing and Network Visualization - 25th International Symposium, 2017

2016
Upward Graph Drawing.
Encyclopedia of Algorithms, 2016

A Distributed Force-Directed Algorithm on Giraph: Design and Experiments.
CoRR, 2016

Computing Quasi-Upward Planar Drawings of Mixed Graphs.
Comput. J., 2016

Fully dynamic semantic word clouds.
Proceedings of the 7th International Conference on Information, 2016

Ortho-Polygon Visibility Representations of Embedded Graphs.
Proceedings of the Graph Drawing and Network Visualization - 24th International Symposium, 2016

1-Bend RAC Drawings of 1-Planar Graphs.
Proceedings of the Graph Drawing and Network Visualization - 24th International Symposium, 2016

Placing Arrows in Directed Graph Drawings.
Proceedings of the Graph Drawing and Network Visualization - 24th International Symposium, 2016

A Distributed Multilevel Force-Directed Algorithm.
Proceedings of the Graph Drawing and Network Visualization - 24th International Symposium, 2016

2015
Fan-planarity: Properties and complexity.
Theor. Comput. Sci., 2015

Algorithms and bounds for drawing non-planar graphs with crossing-free subgraphs.
Comput. Geom., 2015

Network visualization retargeting.
Proceedings of the 6th International Conference on Information, 2015

Low ply graph drawing.
Proceedings of the 6th International Conference on Information, 2015

Kojaph: Visual Definition and Exploration of Patterns in Graph Databases.
Proceedings of the Graph Drawing and Network Visualization - 23rd International Symposium, 2015

Recognizing and Drawing IC-Planar Graphs.
Proceedings of the Graph Drawing and Network Visualization - 23rd International Symposium, 2015

2-Layer Fan-Planarity: From Caterpillar to Stegosaurus.
Proceedings of the Graph Drawing and Network Visualization - 23rd International Symposium, 2015

A Million Edge Drawing for a Fistful of Dollars.
Proceedings of the Graph Drawing and Network Visualization - 23rd International Symposium, 2015

2014
Techniques for Edge Stratification of Complex Graph Drawings.
J. Vis. Lang. Comput., 2014

Network visualization for financial crime detection.
J. Vis. Lang. Comput., 2014

Upward and quasi-upward planarity testing of embedded mixed graphs.
Theor. Comput. Sci., 2014

Fast layout computation of clustered networks: Algorithmic advances and experimental analysis.
Inf. Sci., 2014

Properties and Complexity of Fan-Planarity.
CoRR, 2014

Special Issue on the 28th European Workshop on Computational Geometry, Guest Editors' Foreword.
Comput. Geom., 2014

Quasi-Upward Planar Drawings of Mixed Graphs with Few Bends: Heuristics and Exact Methods.
Proceedings of the Algorithms and Computation - 8th International Workshop, 2014

Upward-rightward planar drawings.
Proceedings of the 5th International Conference on Information, 2014

How to visualize directed graphs: A user study.
Proceedings of the 5th International Conference on Information, 2014

A Model of Web-Based Follow-Up to Reduce Assistive Technology Abandonment.
Proceedings of the Human-Computer Interaction. Applications and Services, 2014

Planar and Quasi Planar Simultaneous Geometric Embedding.
Proceedings of the Graph Drawing - 22nd International Symposium, 2014

On the Complexity of HV-rectilinear Planarity Testing.
Proceedings of the Graph Drawing - 22nd International Symposium, 2014

Fan-Planar Graphs: Combinatorial Properties and Complexity Results.
Proceedings of the Graph Drawing - 22nd International Symposium, 2014

2013
Spine and Radial Drawings.
Proceedings of the Handbook on Graph Drawing and Visualization., 2013

GDToolkit.
Proceedings of the Handbook on Graph Drawing and Visualization., 2013

Guest Editors' Foreword.
J. Graph Algorithms Appl., 2013

Density of straight-line 1-planar graph drawings.
Inf. Process. Lett., 2013

Drawings of Non-planar Graphs with Crossing-free Subgraphs.
CoRR, 2013

Area requirement of graph drawings with few crossings per edge.
Comput. Geom., 2013

On the robustness of the Drosophila neural network.
Proceedings of the 2nd IEEE Network Science Workshop, 2013

TRART: A system to support territorial policies.
Proceedings of the Workshop Proceedings of the 9th International Conference on Intelligent Environments, 2013

Exploring Complex Drawings via Edge Stratification.
Proceedings of the Graph Drawing - 21st International Symposium, 2013

Drawing Non-Planar Graphs with Crossing-Free Subgraphs.
Proceedings of the Graph Drawing - 21st International Symposium, 2013

2012
Vertex angle and crossing angle resolution of leveled tree drawings.
Inf. Process. Lett., 2012

Bounds on the crossing resolution of complete geometric graphs.
Discret. Appl. Math., 2012

h-Quasi Planar Drawings of Bounded Treewidth Graphs in Linear Area.
Proceedings of the Graph-Theoretic Concepts in Computer Science, 2012

Heuristics for the Maximum 2-layer RAC Subgraph Problem.
Proceedings of the WALCOM: Algorithms and Computation - 6th International Workshop, 2012

Fast Layout Computation of Hierarchically Clustered Networks: Algorithmic Advances and Experimental Analysis.
Proceedings of the 16th International Conference on Information Visualisation, 2012

Vis4AUI: Visual Analysis of Banking Activity Networks.
Proceedings of the GRAPP & IVAPP 2012: Proceedings of the International Conference on Computer Graphics Theory and Applications and International Conference on Information Visualization Theory and Applications, 2012

2011
Visual Analysis of Large Graphs Using (X, Y)-Clustering and Hybrid Visualizations.
IEEE Trans. Vis. Comput. Graph., 2011

A Graph Drawing Application to Web Site Traffic Analysis.
J. Graph Algorithms Appl., 2011

Switch-Regular Upward Planarity Testing of Directed Trees.
J. Graph Algorithms Appl., 2011

Large Angle Crossing Drawings of Planar Graphs in Subquadratic Area.
Proceedings of the Computational Geometry - XIV Spanish Meeting on Computational Geometry, 2011

2-Layer Right Angle Crossing Drawings.
Proceedings of the Combinatorial Algorithms - 22nd International Workshop, 2011

Upward Planarity Testing of Embedded Mixed Graphs.
Proceedings of the Graph Drawing - 19th International Symposium, 2011

Monotone Drawings of Graphs with Fixed Embedding.
Proceedings of the Graph Drawing - 19th International Symposium, 2011

An advanced network visualization system for financial crime detection.
Proceedings of the IEEE Pacific Visualization Symposium, 2011

2010
A characterization of complete bipartite RAC graphs.
Inf. Process. Lett., 2010

Upward straight-line embeddings of directed graphs into point sets.
Comput. Geom., 2010

Switch-Regular Upward Planar Embeddings of Trees.
Proceedings of the WALCOM: Algorithms and Computation, 4th International Workshop, 2010

Drawing a Tree as a Minimum Spanning Tree Approximation.
Proceedings of the Algorithms and Computation - 21st International Symposium, 2010

Topology-Driven Force-Directed Algorithms.
Proceedings of the Graph Drawing - 18th International Symposium, 2010

Visual analysis of financial crimes: [system paper].
Proceedings of the International Conference on Advanced Visual Interfaces, 2010

Graph visualization techniques for conceptual Web site traffic analysis.
Proceedings of the IEEE Pacific Visualization Symposium PacificVis 2010, 2010

Visual analysis of large graphs using (X, Y)-clustering and hybrid visualizations.
Proceedings of the IEEE Pacific Visualization Symposium PacificVis 2010, 2010

2009
Point-set embeddings of trees with given partial drawings.
Comput. Geom., 2009

Drawing Graphs with Right Angle Crossings.
Proceedings of the Algorithms and Data Structures, 11th International Symposium, 2009

Area, Curve Complexity, and Crossing Resolution of Non-planar Graph Drawings.
Proceedings of the Graph Drawing, 17th International Symposium, 2009

Drawing Trees in a Streaming Model.
Proceedings of the Graph Drawing, 17th International Symposium, 2009

On the Perspectives Opened by Right Angle Crossing Drawings.
Proceedings of the Graph Drawing, 17th International Symposium, 2009

On Directed Graphs with an Upward Straight-line.
Proceedings of the 21st Annual Canadian Conference on Computational Geometry, 2009

2008
k-colored Point-set Embeddability of Outerplanar Graphs.
J. Graph Algorithms Appl., 2008

Visual Analysis of One-to-Many Matched Graphs.
Proceedings of the Graph Drawing, 16th International Symposium, 2008

Constrained Point-Set Embeddability of Planar Graphs.
Proceedings of the Graph Drawing, 16th International Symposium, 2008

08191 Working Group Report - X-graphs of Y-graphs and their Representations.
Proceedings of the Graph Drawing with Applications to Bioinformatics and Social Sciences, 04.05., 2008

WhatsOnWeb+ : An Enhanced Visual Search Clustering Engine.
Proceedings of the IEEE VGTC Pacific Visualization Symposium 2008, 2008

2007
Graph Visualization Techniques for Web Clustering Engines.
IEEE Trans. Vis. Comput. Graph., 2007

Point-Set Embedding of Trees with Edge Constraints.
Proceedings of the Graph Drawing, 15th International Symposium, 2007

Matched Drawings of Planar Graphs.
Proceedings of the Graph Drawing, 15th International Symposium, 2007

Maximum Upward Planar Subgraphs of Embedded Planar Digraphs.
Proceedings of the Graph Drawing, 15th International Symposium, 2007

Homothetic Triangle Contact Representations of Planar Graphs.
Proceedings of the 19th Annual Canadian Conference on Computational Geometry, 2007

Overlapping cluster planarity.
Proceedings of the APVIS 2007, 2007

2006
<i>k</i>-Spine, 1-bend planarity.
Theor. Comput. Sci., 2006

Upward Planar Drawings and Switch-regularity Heuristics.
J. Graph Algorithms Appl., 2006

Book Embeddability of Series-Parallel Digraphs.
Algorithmica, 2006

<i>k</i> -Colored Point-Set Embeddability of Outerplanar Graphs.
Proceedings of the Graph Drawing, 14th International Symposium, 2006

Radial Drawings of Graphs: Geometric Constraints and Trade-Offs.
Proceedings of the Graph Drawing, 14th International Symposium, 2006

2005
Curve-constrained drawings of planar graphs.
Comput. Geom., 2005

Orthogonal drawings of graphs with vertex and edge labels.
Comput. Geom., 2005

A Topology-Driven Approach to the Design of Web Meta-search Clustering Engines.
Proceedings of the SOFSEM 2005: Theory and Practice of Computer Science, 2005

Computing Upward Planar Drawings Using Switch-Regularity Heuristics.
Proceedings of the SOFSEM 2005: Theory and Practice of Computer Science, 2005

WhatsOnWeb: Using Graph Drawing to Search the Web.
Proceedings of the Graph Drawing, 13th International Symposium, 2005

Upward Spirality and Upward Planarity Testing.
Proceedings of the Graph Drawing, 13th International Symposium, 2005

Experiments on Area Compaction Algorithms for Orthogonal Drawings.
Proceedings of the 17th Canadian Conference on Computational Geometry, 2005

2004
Hamiltonian-with-Handles Graphs and the k-Spine Drawability Problem.
Proceedings of the Graph Drawing, 12th International Symposium, 2004

Computing Radial Drawings on the Minimum Number of Circles.
Proceedings of the Graph Drawing, 12th International Symposium, 2004

DBdraw - Automatic Layout of Relational Database Schemas.
Proceedings of the Graph Drawing Software, 2004

Polyphemus and Hermes - Exploration and Visualization of Computer Networks.
Proceedings of the Graph Drawing Software, 2004

2003
Drawing Planar Graphs on a Curve.
Proceedings of the Graph-Theoretic Concepts in Computer Science, 2003

Straight-Line Drawings of 2-Outerplanar Graphs on Two Curves.
Proceedings of the Graph Drawing, 11th International Symposium, 2003

2002
Drawing database schemas.
Softw. Pract. Exp., 2002

Visualization of the High Level Structure of the Internet with HERMES.
J. Graph Algorithms Appl., 2002

A Software System for Computing Labeled Orthogonal Drawings of Graphs.
Proceedings of the International Workshop on Graph-Based Tools, 2002

Book Embeddings and Point-Set Embeddings of Series-Parallel Digraphs.
Proceedings of the Graph Drawing, 10th International Symposium, 2002

Computing Labeled Orthogonal Drawings.
Proceedings of the Graph Drawing, 10th International Symposium, 2002

2001
Upward Embeddings and Orientations of Undirected Planar Graphs.
Proceedings of the Algorithms and Data Structures, 7th International Workshop, 2001

Industrial Plant Drawer.
Proceedings of the Graph Drawing, 9th International Symposium, 2001

Labeling Heuristics for Orthogonal Drawings.
Proceedings of the Graph Drawing, 9th International Symposium, 2001

Drawing Database Schemas with DBdraw.
Proceedings of the Graph Drawing, 9th International Symposium, 2001

Planarization of Clustered Graphs.
Proceedings of the Graph Drawing, 9th International Symposium, 2001

Exploration and Visualization of Computer Networks: Polyphemus and Hermes.
Proceedings of the Graph Drawing, 9th International Symposium, 2001

2000
Turn-regularity and optimal area drawings of orthogonal representations.
Comput. Geom., 2000

Drawing Relational Schemas.
Proceedings of the 2nd Joint Eurographics - IEEE TCVG Symposium on Visualization, 2000

Visualization of the Autonomous Systems Interconnections with HERMES.
Proceedings of the Graph Drawing, 8th International Symposium, 2000

1999
Turn-Regularity and Planar Orthogonal Drawings.
Proceedings of the Graph Drawing, 7th International Symposium, 1999

Orthogonal and Quasi-upward Drawings with Vertices of Prescribed Size.
Proceedings of the Graph Drawing, 7th International Symposium, 1999

1998
Computing Orthogonal Drawings in a Variable Embedding Setting.
Proceedings of the Algorithms and Computation, 9th International Symposium, 1998

Quasi-Upward Planarity.
Proceedings of the Graph Drawing, 6th International Symposium, 1998

1997
Computing Orthogonal Drawings with the Minimum Number of Bends.
Proceedings of the Algorithms and Data Structures, 5th International Workshop, 1997

GRID: An Interactive Tool for Computing Orthogonal Drawings With the Minimum Number of Bends.
Proceedings of the Graph Drawing, 5th International Symposium, 1997


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