Publications

Ravela, S., and A. Sandu, Dynamic Data-Driven Environmental Systems Science: First International Conference, DyDESS 2014, Cambridge, MA, USA, November 5-7, 2014, Revised Selected Papers, , vol. 8964: Springer, 2015.
Ravela, S., "Statistical Inference for Coherent Fluids", Dynamic Data-Driven Environmental Systems Science: Springer International Publishing, pp. 121–133, 2015.
Seybold, H., S. Ravela, and P. Tagade, "Ensemble Learning in Non-Gaussian Data Assimilation", Dynamic Data-Driven Environmental Systems Science: Springer International Publishing, pp. 227–238, 2015.
Duyck, J., C. Finn, A. Hutcheon, P. Vera, J. Salas, and S. Ravela, "Sloop: A pattern retrieval engine for individual animal identification", Pattern Recognition, vol. 48, no. 4: Elsevier, pp. 1059–1073, 2015.
Neumann, JE.., K. Emanuel, S. Ravela, L. Ludwig, P. Kirshen, K. Bosma, and J. Martinich, "Joint effects of storm surge and sea-level rise on US Coasts: new economic estimates of impacts, adaptation, and benefits of mitigation policy", Climatic Change, vol. 129, no. 1-2: Springer Netherlands, pp. 337-349, 2015.
Ravela, S., "Dynamic Data-driven Deformable Reduced Models for Coherent Fluids", Procedia Computer Science, vol. 51, pp. 2464 - 2473, 2015.
Neumann, J. E., K. A. Emanuel, S. Ravela, L. C. Ludwig, and C. Verly, "Risks of Coastal Storm Surge and the Effect of Sea Level Rise in the Red River Delta, Vietnam", Sustainability, vol. 7, pp. 6553-6572, 2015.
Vyas-Patel, N., S. Ravela, A. Mafra-Neto, and J. D. Mumford, "Insect Wing Classification of Mosquitoes and Bees Using CO1 Image Recognition.", bioRxiv, pp. 034819, 2015.
Franco-Moreno, R-A., V-H. Cruz-Escalona, D. Aurioles-Gamboa, P. Vera-Alfaro, J. Salas, and S. Ravela, "Variability and sexual dimorphism in skull morphometry of California Sea Lions (Zalophus californianus) in Mexico", Mammalian Biology - Zeitschrift für Säugetierkunde, vol. 80, pp. 316 - 327, 2015.
Finn, C., J. Duyck, A. Hutcheon, P. Vera, J. Salas, and S. Ravela, "Relevance Feedback in Biometric Retrieval of Animal Photographs", Pattern Recognition: Springer International Publishing, pp. 281–290, 2014.
Tagade, P., and S. Ravela, "On a quadratic information measure for data assimilation", American Control Conference (ACC), 2014: IEEE, pp. 598–603, 2014.
Ravela, S., "Spatial inference for coherent geophysical fluids by appearance and geometry", Applications of Computer Vision (WACV), 2014 IEEE Winter Conference on: IEEE, pp. 925–932, 2014.
Tagade, P., and S. Ravela, "Mixtures and Kernel models of Inference for Coherent Structures", EGU General Assembly Conference Abstracts, vol. 16, pp. 13504, 2014.
Tagade, P., H. Seybold, and S. Ravela, "Mixture Ensembles for Data Assimilation in Dynamic Data-driven Environmental Systems", Procedia Computer Science, vol. 29: Elsevier, pp. 1266–1276, 2014.
Ravela, S.., "Cooperative Autonomous Observation of Coherent Atmospheric Structures using Small Unmanned Aircraft Systems", AGU Fall Meeting Abstracts, pp. B3230, 2014.
Ravela, S., J. Duyck, and C. Finn, "Vision-Based Biometrics for Conservation", Pattern Recognition, Lecture Notes in Computer Science Volume , vol. 7914: Springer Berlin Heidelberg, pp. 10–19, 2013.
Ravela, S., I. Sleder, and J. Salas, "Mapping Coherent Atmospheric Structures with Small Unmanned Aircraft Systems", Proc. AIAA Infotech@Aerospace (I@A): AIAA, 2013.
Ravela, S., The Field Alignment System and Testbed, , 2013.
Neumann, J. E., K. A. Emanuel, S. Ravela, L. C. Ludwig, and C. Verly, Assessing the risk of cyclone-induced storm surge and sea level rise in Mozambique, : World Institute for Development Economic Research (UNU-WIDER), 2013.
Ravela, S.., and K. Emanuel, "Synthetic Storm Simulation for Wind Risk Assessment", Storm Surge Barriers to Protect New York City, pp. 15-36, 2012.
Ravela, S., "Quantifying Uncertainty for Coherent Structures", Procedia Computer Science, vol. 9: Elsevier, pp. 1187–1196, 2012.
Belden, J., S. Ravela, T. T. Truscott, and A. H. Techet, "Three-dimensional bubble field resolution using synthetic aperture imaging: application to a plunging jet", Experiments in Fluids: Springer, pp. 1–23, 2012.
Neumann, J. E., K. A. Emanuel, S. Ravela, L. C. Ludwig, and C. Verly, Risks of Coastal Storm Surge and the Effect of Sea Level Rise in the Red River Delta, Vietnam, : Working Paper 2012/81. Helsinki: UNU-WIDER, 2012.
Ravela, S., W. J. Dupree, T. R. Langlois, M. M. Wolfson, and C. M. Yang, METHOD AND APPARATUS FOR GENERATING A FORECAST WEATHER IMAGE, : Google Patents, 2012.
Seto, C. J.., S.. Ravela, and G. McRae, "Reducing Risk in CO2 Sequestration: A Framework for Integrated Monitoring of Basin Scale Injection", XVIII International Conference on Computational Methods in Water Resources, Barcelona, Spain, 06/2010.
Ravela, S., J. Marshall, C. Hill, A. Wong, and S. Stransky, "A realtime observatory for laboratory simulation of planetary flows", Experiments in fluids, vol. 48, no. 5: Springer, pp. 915–925, 2010.
Seto, C. J.., and S.. Ravela, "Differential Image Analysis to Extract Subsurface Flow Dynamics From High Resolution Surface Deformation Measurements", AGU Fall Meeting Abstracts, pp. K7, 2010.
Ravela, S., and K. A. Emanuel, Statistical-deterministic approach to natural disaster prediction, : Google Patents, 2010.
Yang, C. M., and S. Ravela, "Deformation invariant image matching by spectrally controlled diffeomorphic alignment", Computer Vision, 2009 IEEE 12th International Conference on: IEEE, pp. 1303–1310, 2009.
Emanuel, K.., and S.. Ravela, "{Using Physics to Generate Tropical Cyclone Event Catalogs}", AGU Fall Meeting Abstracts, pp. B1, 2009.
Ravela, S.., J.. Marshall, C.. Hill, A.. Wong, and S.. Stransky, "Tracking rotating fluids in realtime using snapshots", Computer Vision and Pattern Recognition, 2008. CVPR 2008. IEEE Conference on, pp. 1-8, June, 2008.
Basha, E. A., S. Ravela, and D. Rus, "Model-based monitoring for early warning flood detection", Proceedings of the 6th ACM conference on Embedded network sensor systems: ACM, pp. 295–308, 2008.
Ravela, S., Data Assimilation by Maximizing Mutual Information, , 2008.
Gamble, L., S. Ravela, and K. McGarigal, "Multi-scale features for identifying individuals in large biological databases: an application of pattern recognition technology to the marbled salamander Ambystoma opacum", Journal of Applied Ecology, vol. 45, no. 1: Wiley Online Library, pp. 170–180, 2008.
Ravela, S., "A Unified Framework for Data Assimilation Using Dynamical Graphs of the Information Topology", Geophysical Research Abstracts, vol. 9, pp. 09993, 2007.
Ravela, S., "Two Extensions of Data Assimilation by Field Alignment", Computational Science–ICCS 2007: Springer, pp. 1147–1154, 2007.
Ravela, S., K. Emanuel, and D. McLaughlin, "Data assimilation by field alignment", Physica D: Nonlinear Phenomena, vol. 230, no. 1: Elsevier, pp. 127–145, 2007.
Ravela, S., and D. McLaughlin, "Fast ensemble smoothing", Ocean Dynamics, vol. 57, no. 2: Springer, pp. 123–134, 2007.
Ravela, S., A STATISTICAL-DETERMINISTIC APPROACH TO NATURAL DISASTER PREDICTION, , 2007.
Emanuel, K., S. Ravela, E. Vivant, and C. Risi, "A statistical deterministic approach to hurricane risk assessment", Bulletin of the American Meteorological Society, vol. 87, no. 3: [Lancaster, Pa., etc., American Meteorological Society], pp. 299–314, 2006.
Ravela, S., "How do we account for position errors in forecasts and observations in mesoscale data-assimilation?", Geophysical Research Abstracts, vol. 8, pp. 09557, 2006.
Ravela, S., "On the scale-space markov approximation for efficient ensemble filtering", Geophysical Research Abstracts, vol. 8, pp. 05253, 2006.
Ravela, S., A. Torralba, and WT. Freeman, "An ensemble prior of image structure for cross-modal inference", Computer Vision, 2005. ICCV 2005. Tenth IEEE International Conference on, vol. 1: IEEE, pp. 871–876, 2005.
Ravela, S., and R. Manmatha, Multi-modal retrieval of trademark images using global similarity, : DTIC Document, 2005.
Ravela, S., "Shaping receptive fields for affine invariance", Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition, 2004. CVPR 2004. , vol. 2: IEEE, pp. II–725, 2004.
Ravela, S. S., On multi-scale differential features and their representations for image retrieval and recognition, : University of Massachusetts Amherst, 2003.
Ravela, S., and C. Luo, "Appearance-based global similarity retrieval of images", Advances in Information Retrieval: Springer, pp. 267–303, 2002.
Uppala, S., DR. Karuppiah, M. Brewer, C. S Ravela, and R. A. Grupen, "On viewpoint control", Robotics and Automation, 2002. Proceedings. ICRA'02. IEEE International Conference on, vol. 4: IEEE, pp. 4334–4339, 2002.
Mitteldorf, J., D. H. Croll, and C. S Ravela, "Multilevel selection and the evolution of predatory restraint", Artificial life VIII: Proceedings of the Eighth International Conference on Artificial Life, pp. 146–152, 2002.
Ravela, S., and A. Hanson, "On Multi-Scale Differential Features for Face Recognition", Vision Interface, Ottawa, Canada, pp. 15–21, 2001.
Ravela, S., R. Manmatha, and E. Riseman, Image retrieval by syntactic characterization of appearance, : Google Patents, 1999.
Ravela, S., and R. Manmatha, "On computing global similarity in images", Applications of Computer Vision, 1998. WACV'98. Proceedings., Fourth IEEE Workshop on: IEEE, pp. 82–87, 1998.
Ravela, S., and R. Manmatha, "Retrieving images by appearance", Computer Vision, 1998. Sixth International Conference on: IEEE, pp. 608–613, 1998.
Manmatha, R., and C. S Ravela, "Syntactic characterization of appearance and its application to image retrieval", Electronic Imaging'97: International Society for Optics and Photonics, pp. 484–495, 1997.
Ravela, S., and R. Manmatha, "Retrieving images by similarity of visual appearance", Content-Based Access of Image and Video Libraries, 1997. Proceedings. IEEE Workshop on: IEEE, pp. 67–74, 1997.
Ravela, S., and R. Manmatha, "Image retrieval by appearance", ACM SIGIR Forum, vol. 31, no. SI: ACM, pp. 278–285, 1997.
Manmatha, R., S. Ravela, and Y. Chitti, On computing local and global similarity in images, : DTIC Document, 1997.
Ravela, S., R. Manmatha, and E. M. Riseman, "Image retrieval using scale-space matching", Computer Vision—ECCV'96: Springer Berlin Heidelberg, pp. 273–282, 1996.
Ravela, S., R. Weiss, B. Draper, B. Pinette, A. Hanson, and E. Riseman, Stealth navigation: Planning and behaviors, : Department of Computer Science, 1995.
Ravela, S., B. Draper, J. Lim, and R. Weiss, "Adaptive tracking and model registration across distinct aspects", Intelligent Robots and Systems 95.'Human Robot Interaction and Cooperative Robots', Proceedings. 1995 IEEE/RSJ International Conference on, vol. 1: IEEE, pp. 174–180, 1995.
Badal, S., S. Ravela, B. Draper, and A. Hanson, "A practical obstacle detection and avoidance system", Applications of Computer Vision, 1994., Proceedings of the Second IEEE Workshop on: IEEE, pp. 97–104, 1994.
Ravela, S. S., A Survey of Reactivity, : Citeseer, 1992.