Publications

2021

UrbanRama: Navigating Cities in Virtual Reality
Shaoyu Chen, Fabio Miranda, Nivan Ferreira, Marcos Lage, Harish Doraiswamy, Corinne Brenner, Connor Defanti, Michael Koutsoubis, Luc Wilson, Kenneth Perlin, and Claudio T. Silva
IEEE Transactions on Visualization and Computer Graphics, 2021, to appear
Paper, Video
The Case for Distance-Bounded Spatial Approximations
Eleni Tzirita Zacharatou, Andreas Kipf, Ibrahim Sabek, Varun Pandey, Harish Doraiswamy, and Volker Markl
CIDR '21: The Conference on Innovative Data Systems Research, 2021
Paper
TopoMap: A 0-dimensional Homology Preserving Projection of High-Dimensional Data
Harish Doraiswamy, Julien Tierny, Paulo J. S. Silva, Luis Gustavo Nonato, and Claudio Silva
IEEE Transactions on Visualization and Computer Graphics (IEEE SciVis '20), 27(2), 2021, 561-571
Paper, Code

2020

Valuing Player Actions in Counter-Strike: Global Offensive
Peter Xenopoulos, Harish Doraiswamy, and Claudio Silva
BigData '20: Proc. IEEE International Conference on BigData, 2020, 1283-1291
Paper, Code
A GPU-friendly Geometric Data Model and Algebra for Spatial Queries
Harish Doraiswamy and Juliana Freire
SIGMOD'20: Proc. ACM SIGMOD International Conference on Management of Data, 2020, 1875-1885
Paper, Extended Paper
Urban Mosaic: Visual Exploration of Streetscapes Using Large-Scale Image Data
Fabio Miranda, Maryam Hosseini, Marcos Lage, Harish Doraiswamy, Graham Dove, and Claudio Silva
CHI'20: Proc. SIGCHI Conf. on Human Factors in Computing, 2020
Paper, Video
Unwind: Interactive Fish Straightening
Francis Williams, Alexander Bock, Harish Doraiswamy, Cassandra Donatelli, Kayla Hall, Adam Summers, Daniele Panozzo, and Claudio Silva
CHI'20: Proc. SIGCHI Conf. on Human Factors in Computing, 2020
Paper, Video, Code
Adaptive Main-Memory Indexing for High-Performance Point-Polygon Joins
Andreas Kipf, Harald Lang, Varun Pandey, Raul Alexandru Persa, Christoph Anneser, Eleni Tzirita Zacharatou, Harish Doraiswamy, Peter Boncz, Thomas Neumann, Alfons Kemper
EDBT '20: Proc. Intl. Conf. on Extending Database Technology, 2020, 347-358
Paper

2019

SONYC: A System for the Monitoring, Analysis and Mitigation of Urban Noise Pollution
Juan P. Bello, Claudio Silva, Oded Nov, R. Luke DuBois, Anish Arora, Justin Salamon, Charles Mydlarz, and Harish Doraiswamy
Communications of the ACM (CACM), 62(2), 2019, 68-77
Paper
Shadow Accrual Maps: Efficient Accumulation of City-Scale Shadows over Time
Fabio Miranda, Harish Doraiswamy, Marcos Lage, Luc Wilson, Mondrian Hsieh, and Claudio Silva
IEEE Transactions on Visualization and Computer Graphics, 25(3), 2019, 1559-1574
Paper, Appendix, Video, Press Coverage: The New York Times

2018

Spatio-Temporal Urban Data Analysis: A Visual Analytics Perspective
Harish Doraiswamy, Juliana Freire, Marcos Lage, Fabio Miranda, and Claudio Silva
IEEE Computer Graphics and Applications (CG&A), 38(5), 2018, 26-35
Paper
Interactive Visual Exploration of Spatio-Temporal Urban Data Sets using Urbane
Harish Doraiswamy, Eleni Tzirita Zacharatou, Fabio Miranda, Marcos Lage, Anastasia Ailamaki, Claudio Silva, and Juliana Freire
SIGMOD ’18: Proc. Intl. Conf. on Management of Data (Demo), 2018, 1693-1696
Paper, (Best Demonstration Award)
Time Lattice: A Data Structure for the Interactive Visual Analysis of Large Time Series
Fabio Miranda, Marcos Lage, Harish Doraiswamy, Charlie Mydlarz, Justin Salamon, Yitzchak Lockerman, Juliana Freire, and Claudio Silva
Computer Graphics Forum (EuroVis '18), 37(3), 2018, 13-22
Paper, Video
TopoAngler: Interactive Topology-based Extraction of Fishes
Alexander Bock, Harish Doraiswamy, Adam Summers, and Claudio Silva
IEEE Transactions on Visualization and Computer Graphics (IEEE SciVis ’17), 24(1), 2018, 812-821
Paper, Video, Code

2017

GPU Rasterization for Real-Time Spatial Aggregation over Arbitrary Polygons
Eleni Tzirita Zacharatou, Harish Doraiswamy, Anastasia Ailamaki, Claudio Silva, and Juliana Freire
Proceedings of the VLDB Endowment (PVLDB), 11(3), 2017, 352-365
Paper, Code
Querying and Exploring Polygamous Relationships in Urban Spatio-Temporal Data Sets
Yeuk-Yin Chan, Fernando Chirigati, Harish Doraiswamy, Claudio Silva, and Juliana Freire
SIGMOD ’17: Proc. Intl. Conf. on Management of Data, 2017, 1643-1646
Paper
Urban Pulse: Capturing the Rhythm of Cities
Fabio Miranda, Harish Doraiswamy, Marcos Lage, Kai Zhao, Bruno Gonçalves, Luc Wilson, Mondrian Hsieh, and Claudio Silva
IEEE Transactions on Visualization and Computer Graphics (IEEE SciVis ’16), 32(1), 2017, 791-800
Paper, Video, Press Coverage: The Economist, Curbed, Architectural Digest, GCN

2016

Anonymizing NYC Taxi Data: Does It Matter?
Marie Douriez, Harish Doraiswamy, Claudio Silva and Juliana Freire
DSAA '16: Proc. IEEE Intl. Conf. on Data Science and Advanced Analytics, 2016, 140-148
Paper, (Honorable Mention Paper)
Data Polygamy: The Many-Many Relationships among Urban Spatio-Temporal Data Sets
Fernando Chirigati, Harish Doraiswamy, Theodoros Damoulas, Juliana Freire
SIGMOD '16: Proc. Intl. Conf. on Management of Data, 2016, 1011-1025
Paper, Code
Extraction of Robust Voids and Pockets in Proteins
Raghavendra Sridharamurthy, Talha Bin Masood, Harish Doraiswamy, Siddharth Patel, Raghavan Varadarajan, and Vijay Natarajan
Mathematical Methods for Visualization in Medicine and Life Sciences. Lars Linsen, Hans-Christian Hege, and Bernd Hamann (Eds.), Springer-Verlag, Mathematics and Visualization Series, 2016, 329-349
Paper, (Cover Image)
A GPU-Based Index to Support Interactive Spatio-Temporal Queries over Historical Data
Harish Doraiswamy, Huy T. Vo, Claudio Silva, Juliana Freire
ICDE '16: Proc. Intl. Conf. on Data Engineering, 2016, 1086-1097
Paper, Code

2015

Topology-based Catalogue Exploration Framework for Identifying View-Enhanced Tower Designs
Harish Doraiswamy, Nivan Ferreira, Marcos Lage, Huy T. Vo, Luc Wilson, Heidi Werner, Muchan Park, Claudio Silva
ACM Transactions on Graphics (SIGGRAPH Asia '15), 34(6), 2015, 230:1-230:13
Paper, Video
Urbane: A 3D Framework to Support Data Driven Decision Making in Urban Development
Nivan Ferreira, Marcos Lage, Harish Doraiswamy, Huy T. Vo, Luc Wilson, Heidi Werner, Muchan Park, Claudio Silva
VAST '15: Proc. IEEE Conf. on Visual Analytics Science and Technology, 2015, 97-104
Paper, Video
Using Maximum Topology Matching to Explore Differences in Species Distribution Models
Jorge Poco, Harish Doraiswamy, Marian Talbert, Jeffrey Morisette, and Claudio Silva
SciVis '15: Proc. IEEE Scientific Visualization Conf., 2015, 9-16
Paper
Exploring Traffic Dynamics in Urban Environments Using Vector-Valued Functions
Jorge Poco, Harish Doraiswamy, Huy T. Vo, Joao L. D. Comba, Juliana Freire, and Claudio Silva
Computer Graphics Forum (EuroVis '15), 34(3), 2015, 161-170
Paper, Video

2014

Riding from Urban Data to Insight Using New York City Taxis
Juliana Freire, Claudio Silva, Huy Vo, Harish Doraiswamy, Nivan Ferreira, and Jorge Poco
IEEE Data Engineering Bulletin, 37(4), 2014, 43-55
Paper
Using Physically Based Rendering to Benchmark Structured Light Scanners
Esdras Medeiros, Harish Doraiswamy, Matthew Berger, and Claudio Silva
Computer Graphics Forum (Pacific Graphics '14), 33(7), 2014, 71-80
Paper
Using Topological Analysis to Support Event-Guided Exploration in Urban Data
Harish Doraiswamy, Nivan Ferreira, Theodoros Damoulas, Juliana Freire, and Claudio Silva
IEEE Transactions on Visualization and Computer Graphics (IEEE SciVis ’14), 20(12), 2014, 2634-2643
Paper, Video
Genotet: An Interactive Web-based Visual Exploration Framework to Support Validation of Gene Regulatory Networks
Bowen Yu, Harish Doraiswamy, Xi Chen, Emily Miraldi, Mario Luis Arrieta-Ortiz, Christoph Hafemeister, Aviv Madar, Richard Bonneau, and Claudio Silva
IEEE Transactions on Visualization and Computer Graphics (IEEE VAST ’14), 20(12), 2014, 1903-1912
Paper, Code

2013

An Exploration framework to identify and track movement of cloud systems
Harish Doraiswamy, Vijay Natarajan, and Ravi S. Nanjundiah
IEEE Transactions on Visualization and Computer Graphics (IEEE SciVis ’13), 19 (12), 2013, 2896-2905
Paper, Code
Topological Saliency
Harish Doraiswamy, Nithin Shivashankar, Vijay Natarajan, and Yusu Wang
Computers & Graphics, 37 (7), 2013, 787-799
Paper
Computing Reeb graphs as a union of contour trees
Harish Doraiswamy and Vijay Natarajan
IEEE Transactions on Visualization and Computer Graphics, 19(2), 2013, 249-262
Paper, Code
Extraction of robust voids and pockets in proteins
Raghavendra Sridharamurthy, Harish Doraiswamy, Siddharth Patel, Raghavan Varadarajan, and Vijay Natarajan
EuroVis 2013: Proc. Eurographics Conf. Visualization (short paper), 2013
Paper

2012

Output-sensitive construction of Reeb graphs
Harish Doraiswamy and Vijay Natarajan
IEEE Transactions on Visualization and Computer Graphics, 18(1), 2012, 146-159
Paper, Code
A Hybrid Parallel Algorithm for Computing and Tracking Level Set Topology
Senthilnathan Maadasamy, Harish Doraiswamy and Vijay Natarajan
HiPC ’12: Proc. Intl. Conf. on High Performance Computing, 2012, 12.1-12.10
Paper

2010

Constructing Reeb graphs using cylinder maps
Harish Doraiswamy, Aneesh Sood, and Vijay Natarajan
ACM Symposium on Computational Geometry, Video / Multimedia track, 2010
Paper, Video

2009

Efficient algorithms for computing Reeb graphs
Harish Doraiswamy and Vijay Natarajan
Computational Geometry: Theory and Applications, 42, 2009, 606-616
Paper

2008

Efficient output-sensitive construction of Reeb graphs
Harish Doraiswamy and Vijay Natarajan
ISAAC ’08: Proc. Intl. Symp. Algorithms and Computation, LNCS 5369, Springer-Verlag, 2008, 557-568
Identifying Robust Plans through Plan Diagram Reduction
Harish D., Pooja N. Darera, Jayant R. Haritsa
VLDB ’08: Proc. of 34th Intl. Conf. on Very Large Data Bases, Auckland, New Zealand, August 2008, 1124-1140
Efficiently Approximating Query Optimizer Plan Diagrams
Atreyee Dey, Sourjya Bhaumik, Harish D., Jayant R. Haritsa
VLDB ’08: Proc. of 34th Intl. Conf. on Very Large Data Bases, Auckland, New Zealand, August 2008, 1325-1336

2007

On the Production of Anorexic Plan Diagrams
Harish D., Pooja N. Darera, Jayant R. Haritsa
VLDB ’07: Proc. of 33rd Intl. Conf. on Very Large Data Bases, Vienna, Austria, September 2007, 1081-1092

Theses

Reeb Graphs: Computation, Visualization and Applications
Harish D.
Ph.D. Thesis, Indian Institute of Science (Bangalore), June 2012
SIGHT and SEER: Efficient Production and Reduction of Query Optimizer Plan Diagrams
Harish D.
M.E. Thesis, Indian Institute of Science (Bangalore), July 2008

Technical Reports

Extraction of robust voids and pockets in proteins
Raghavendra Sridharamurthy, Harish Doraiswamy, Siddharth Patel, Raghavan Varadarajan, and Vijay Natarajan
IISc-CSA-TR-2013-3, CSA, Indian Institute of Science
Efficient Generation of Approximate Plan Diagrams
Atreyee Dey, Sourjya Bhaumik, Harish D., Jayant R. Haritsa
TR-2008-01, DSL/SERC, Indian Institute of Science
Robust Plans through Plan Diagram Reduction
Harish D., Pooja N. Darera, Jayant R. Haritsa
TR-2007-02, DSL/SERC, Indian Institute of Science
Reduction of Query Optimizer Plan Diagrams
Harish D., Pooja N. Darera, Jayant R. Haritsa
TR-2007-01, DSL/SERC, Indian Institute of Science