A rule-based classifier using Classification and Regression Tree (CART) approach for urban landscape dynamics. - P. ManojKumar; Ramanathan Sugumaran; Daniel Zerr (IGARSS, 2002)

Spatial Decision Support Systems Using Intelligent Agents and GIS Web Services. - Vijayan Sugumaran; Ramanathan Sugumaran (AMCIS, 2003)

The use of high-resolution imagery for identification of urban climax forest species using traditional and rule-based classification approach. - Ramanathan Sugumaran; Manoj Kumar Pavuluri; Daniel Zerr (IEEE Trans. Geosci. Remote. Sens., 2003)

An Agent-Based Spatial Decision Support System for Snow Removal Asset Management: A Web-Based Approach. - Ramanathan Sugumaran; Vijayan Sugumaran; M. Salim; Alvaro Villavicencio (AMCIS, 2004)

A Web-based environmental decision support system (WEDSS) for environmental planning and watershed management. - Ramanathan Sugumaran; James C. Meyer; Jim Davis (J. Geogr. Syst., 2004)

Experiences with Implementing a Spatial Decision Support System for Planning Snow Removal Operations. - Ramanathan Sugumaran; Shriram Ilavajhala; Vijayan Sugumaran (AMCIS, 2005)

Web-based Spatial Decision Support Systems (WebSDSS): Evolution, Architecture, Examples and Challenges. - Vijayan Sugumaran; Ramanathan Sugumaran (Commun. Assoc. Inf. Syst., 2007)

GPU-based cloud performance for LiDAR data processing. - Ramanathan Sugumaran; Dossay Oryspayev; Paul Gray (COM.Geo, 2011)

Development and Application of a Spreadsheet-Based Spatial Decision Support System (SDSS). - Dossay Oryspayev; Ramanathan Sugumaran; John DeGroote (Int. J. Decis. Support Syst. Technol., 2011)

Real-time spatio-temporal analysis of West Nile virus using Twitter data. - Ramanathan Sugumaran; Jonathan Voss (COM.Geo, 2012)

Big 3D spatial data processing using cloud computing environment. - Ramanathan Sugumaran; Jeff Burnett; Andrew Blinkmann (BigSpatial@SIGSPATIAL, 2012)

LiDAR data reduction using vertex decimation and processing with GPGPU and multicore CPU technology. - Dossay Oryspayev; Ramanathan Sugumaran; John DeGroote; Paul Gray (Comput. Geosci., 2012)

Distributed LiDAR data processing in a high-memory cloud-computing environment. - James W. Hegeman; Vivek Sardeshmukh; Ramanathan Sugumaran; Marc P. Armstrong (Ann. GIS, 2014)

Parallel Landscape Driven Data Reduction & Spatial Interpolation Algorithm for Big LiDAR Data. - Rahil Sharma; Zewei Xu; Ramanathan Sugumaran; Suely Oliveira (ISPRS Int. J. Geo Inf., 2016)