Publications

Ravela, S., K. Emanuel, and D. McLaughlin, Data Assimilation by Field Alignment, , Submitted.
Runge, S. Ravela Chr, L. Gamble Kev Chesser, and B. Timm, Visual Recapture for Movement Ecology at Interannual Timescales, , Submitted.
Ravela, S., and R. S. Weiss, Model-Based Visual Feature Tracking for Assembly, : Citeseer, Submitted.
Goel, A., J. Augusto Paredes, H. Dadhaniya, S. Aseem Ul Islam, A. Mohammed Salim, S. Ravela, and D. Bernstein, An A Quadcopter Autopilot Based on an Adaptive Digital PID Controller, , Submitted.
Ravela, S., and K. A. Emanuel, CROSS-REFERENCE TO RELATED APPLICATIONS, , Submitted.
Emanuel, K., S. Ravela, E. Vivant, and C. Risi, UPPLEMENT, , Submitted.
Ravela, S., and J. Banks, Ensemble Control, , Submitted.
Blasch, E. P., F. Darema, S. Ravela, and A. J. Aved, "The Future of DDDAS", Handbook of Dynamic Data Driven Applications Systems: Springer, Cham, pp. 739–748, 2022.
Blasch, E. P., F. Darema, S. Ravela, and A. J. Aved, Handbook of Dynamic Data Driven Applications Systems, : https://doi.org/10.1007/978-3-030-74568-4, 2022.
Ravela, S., "Variational and Ensemble Approaches for Stable Hybrid Dynamical Systems", 101st American Meteorological Society Annual Meeting: AMS, 2021.
Goel, A., J. Augusto Paredes, H. Dadhaniya, S. Aseem Ul Islam, A. Mohammed Salim, S. Ravela, and D. Bernstein, "Experimental implementation of an adaptive digital autopilot", 2021 American Control Conference (ACC): IEEE, pp. 3737–3742, 2021.
Alali, A. M., M. F. Abughaban, B. M. Aman, and S. Ravela, "Hybrid data driven drilling and rate of penetration optimization", Journal of Petroleum Science and Engineering, vol. 200: Elsevier, pp. 108075, 2021.
Alali, A. M., M. F. Abughaban, B. M. Aman, and S. Ravela, "Hybrid data driven drilling and rate of penetration optimization", Journal of Petroleum Science and Engineering, vol. 200, pp. 108075, 2021.
Jankov, I., S. Gregory, S. Ravela, Z. Toth, and M. Peña, "Partition of Forecast Error into Positional and Structural Components", Advances in Atmospheric Sciences, pp. 1–8, 2021.
Jankov, I., S. Gregory, S. Ravela, Z. Toth, and M. Peña, "Partition of forecast error into positional and structural components", Advances in Atmospheric Sciences, vol. 38, no. 6: Science Press, pp. 1012–1019, 2021.
Li, Z., and S. Ravela, "Neural Networks as Geometric Chaotic Maps", IEEE Transactions On Neural Networks and Learning Systems: IEEE, 2021.
Trautner, M., Z. Li, and S. Ravela, "Learn Like The Pro: Norms from Theory to Size Neural Computation", https://arxiv.org/abs/2106.11409, no. arXiv:2106:11409, 2021.
Lee, J., J. Spencer, J. Augusto Paredes, S. Ravela, D. S. Bernstein, and A. Goel, "An Adaptive Digital Autopilot for Fixed-Wing Aircraft with Actuator Faults", https://arxiv.org/abs/2110.11390, 2021.
Darema, F., E. Blasch, S. Ravela, and A. Aved, "Dynamic Data Driven Applications Systems", Lecture Notes in Computer Science, 1, vol. 12312, Cham, Springer International Publishing, pp. 360, 2020.
Darema, F., E. Blasch, S. Ravela, and A. Aved, "Dynamic Data Driven Applications Systems: Third International Conference, DDDAS 2020, Boston, MA, USA, October 2-4, 2020, Proceedings", Lecture Notes in Computer Science, vol. 12312: Springer, pp. 360, 2020.
Goel, A., J. Augusto Paredes, H. Dadhaniya, S. Aseem Ul Islam, A. Mohammed Salim, S. Ravela, and D. Bernstein, "Experimental Implementation of an Adaptive Digital Autopilot", arXiv preprint arXiv:2012.02896, 2020.
Feng, J., J. Zhang, Z. Toth, M. Peña, and S. Ravela, "A new measure of ensemble central tendency", Weather and Forecasting, vol. 35, no. 3: American Meteorological Society, pp. 879–889, 2020.
Feng, J., J. Zhang, Z. Toth, M. Peña, and S. Ravela, "A New Measure of Ensemble Central Tendency", Weather and Forecasting, vol. 35, pp. 879–889, 2020.
Trautner, M., G. Margolis, and S. Ravela, "Informative Ensemble Kalman Learning for Neural Structure", Lecture Notes in Computer Science, vol. 12312: Springer, Cham, pp. 191–199, 2020.
Trautner, M., G. Margolis, and S. Ravela, "Informative Ensemble Kalman Learning for Neural Structure", LNCS, vol. 12312, pp. 199, 10/2020.
Trautner, M., G. Margolis, and S. Ravela, Informative Neural Ensemble Kalman Learning, , 2020.
Yadav, N., S. Ravela, and A. R. Ganguly, Machine Learning for Robust Identification of Complex Nonlinear Dynamical Systems: Applications to Earth Systems Modeling, , 2020.
Goel, A., A. Mohammed Salim, A. Ansari, S. Ravela, and D. Bernstein, Adaptive Digital PID Control of a Quadcopter with Unknown Dynamics, , 2020.
Bakliwal, K., and S. Ravela, The Sloop System for Individual Animal Identification with Deep Learning, , 2020.
Ravela, S., S. Reilly, Z. Li, and A. K. Dwivedi, "Informative Learning: A Nonlinear Dynamical Systems Approach to Deep Learning", AGU Fall Meeting 2019: AGU, 2019.
Li, Z., and S. Ravela, "The Learnability of Feedforward Neural Networks in Dissipative Chaotic Dynamical Systems", AGU Fall Meeting 2019: AGU, 2019.
Ravela, S., S. Reilly, Z. Li, and A. K. Dwivedi, "Informative Learning: A Nonlinear Dynamical Systems Approach to Deep Learning", AGU Fall Meeting Abstracts, vol. 2019, pp. NG14A–01, 2019.
Silva, S. James, C. L. Heald, S. Ravela, I. Mammarella, and W. J Munger, "A Deep Learning Parameterization for Ozone Dry Deposition Velocities", Geophysical Research Letters, 2019.
Silva, S. James, C. L. Heald, S. Ravela, I. Mammarella, and W. J Munger, "A deep learning parameterization for ozone dry deposition velocities", Geophysical Research Letters, vol. 46, no. 2, pp. 983–989, 2019.
Trautner, M., and S. Ravela, "Neural Integration of Continuous Dynamics", https://arxiv.org/pdf/1911.10309.pdf, no. 1911.10309, 2019.
Li, Z., and S. Ravela, "On Neural Learnability of Chaotic Dynamics", https://arxiv.org/pdf/1912.05081.pdf, no. 1912.05081: arXiv, 2019.
Ravela, S., "Tractable Non-Gaussian Representations in Dynamic Data Driven Coherent Fluid Mapping", Handbook of Dynamic Data Driven Applications Systems: Springer, Cham, pp. 29–46, 2018.
Blasch, E., S. Ravela, and A. Aved, "DDDAS: The Way Forward", Handbook of Dynamic Data Driven Applications Systems: Springer, Cham, pp. 723–731, 2018.
Ravela, S., "Tractable non-gaussian representations in dynamic data driven coherent fluid mapping", Handbook of Dynamic Data Driven Applications Systems: Springer, Cham, pp. 29–46, 2018.
Karpatne, A., I. Ebert-Uphoff, S. Ravela, H. Ali Babaie, and V. Kumar, "Machine learning for the geosciences: Challenges and opportunities", IEEE Transactions on Knowledge and Data Engineering, vol. 31, no. 8: IEEE, pp. 1544–1554, 2018.
Gil, Y., S. A. Pierce, H. Babaie, A. Banerjee, K. Borne, G. Bust, M. Cheatham, I. Ebert-Uphoff, C. Gomes, M. Hill, et al., "Intelligent systems for geosciences: an essential research agenda", Communications of the ACM, vol. 62, pp. 76–84, 2018.
Gil, Y., S. A. Pierce, H. Babaie, A. Banerjee, K. Borne, G. Bust, M. Cheatham, I. Ebert-Uphoff, C. Gomes, M. Hill, et al., "Intelligent systems for geosciences: an essential research agenda", Communications of the ACM, vol. 62, no. 1: ACM New York, NY, USA, pp. 76–84, 2018.
Burghardt, T., R. B. Fisher, S. Ravela, and (. Eds.), "Special Issue: Computer Vision for Animal Biometrics", IET Computer Vision, vol. 12, no. 2, pp. 115pp, 2018.
Burghardt, T., R. B. Fisher, and S. Ravela, "Guest Editorial: Computer Vision for Animal Biometrics", IET Computer Vision, 2018.
Karpatne, A., I. Ebert-Uphoff, S. Ravela, H. Ali Babaie, and V. Kumar, "Machine learning for the geosciences: Challenges and opportunities", IEEE Transactions on Knowledge and Data Engineering, 2018.
Blasch, E., S. Ravela, and A. Aved, Handbook of dynamic data driven applications systems, : Springer, 2018.
Finn, A.M.., S.. Ravela, and J.A.. Sylvestro, Systems and methods for detecting damage, , 2018.
Ravela, S.., "Dynamic Data Driven Deep Learning", DDDAS 17, Cambridge, MA, 08/2017.
Ravela, S., "A Symbiotic Framework for coupling Machine Learning and Geosciences in Prediction and Predictability", AGU Fall Meeting Abstracts, vol. 2017, pp. IN13E–08, 2017.
Güereque, M., S. Ravela, A. Karpatne, M. J. Friedel, and D. Garijo, "Intelligent Systems for Geosciences: Accelerating Discovery and Building Community I: Lightning", 2017 AGU Fall Meeting: AGU, 2017.
Ravela, S., "A Symbiotic Framework for coupling Machine Learning and Geosciences in Prediction and Predictability", AGU Fall Meeting Abstracts, 2017.
Karpatne, A., I. Ebert-Uphoff, S. Ravela, H. Ali Babaie, and V. Kumar, "Machine Learning for the Geosciences: Challenges and Opportunities", arXiv preprint arXiv:1711.04708, 2017.
Ravela, S.., "A Non-Parametric Framework for Inference Using Dynamically Deformed and Targeted Manifolds", SIAM AN 16, 07/2016.
Ravela, S., "A Non-Parametric Framework for Inference Using Dynamically Deformed and Targeted Manifolds", SIAM Annual Meeting, no. AN16-MS41: https://archive.siam.org/meetings/an16/an16\_book.pdf, pp. 60, 2016.
Pierce, S. A., S. Ravela, Y. Gil, and E. Cabral, "Intelligent Systems for Geosciences: Practices, Technologies, and Applications of Advanced Reasoning that Are Defining New Frontiers and Accelerating Scientific Discovery Posters", 2016 AGU Fall Meeting: AGU, 2016.
Ravela, S., "Dynamically Deformable Resampled Random Manifolds for High-dimensional, Nonlinear Inference in Geoscience in the presence of Uncertainty", AGU Fall Meeting Abstracts, vol. 2016, pp. IN13C–1670, 2016.
Ravela, S., "Dynamically Deformable Resampled Random Manifolds for High-dimensional, Nonlinear Inference in Geoscience in the presence of Uncertainty", AGU Fall Meeting Abstracts, 2016.
Ravela, S., and A. Sandu, "Dynamic Data-Driven Environmental Systems Science", LNCS, 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.
Ravela, S., "Cooperative Autonomous Observation of Volcanic Environments with sUAS", AGU Fall Meeting Abstracts, 2015.
Hui, KL., K. Emanuel, and S. Ravela, "Characterizing Hurricane Tracks Using Multiple Statistical Metrics", AGU Fall Meeting Abstracts, 2015.
Hui, K. L., K. Emanuel, and S. Ravela, "Characterizing Hurricane Tracks Using Multiple Statistical Metrics", AGU Fall Meeting Abstracts, vol. 2015, pp. GC21C–1110, 2015.
Ravela, S., "Learning and Information Approaches for Inference in Dynamic Data-Driven Geophysical Applications", AGU Fall Meeting Abstracts, 2015.
Ravela, S., "Learning and Information Approaches for Inference in Dynamic Data-Driven Geophysical Applications", AGU Fall Meeting Abstracts, vol. 2015, pp. IN44A–05, 2015.
Ravela, S., C. Denamiel, H. Jacoby, and J. Holak, "Quantifying Uncertainty and Uncertain Probabilities in Hurricane Induced Risk Assessment and Mitigation Planning Under a Changing Climate", 5th International Summit on Hurricanes and Climate Change: https://www.aegeanconferences.org/src/App/src/App/pages/view/Program\_5thHurr …, 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: Cold Spring Harbor Laboratory, pp. 034819, 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.
Ravela, S., "Dynamic data-driven deformable reduced models for coherent fluids", Procedia Computer Science, vol. 51: Elsevier, pp. 2464–2473, 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.
Ravela, S., A. Sandu, and (. Eds.), "Dynamic Data-Driven Environmental Systems Science: First International Conference, DyDESS 2014, Cambridge, MA, USA, November 5-7, 2014, Revised Selected Papers", Lecture Notes in Computer Science, vol. 8964: Springer, pp. 360–pp, 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.
Seybold, H., S. Ravela, and P. Tagade, "Ensemble Learning in Non-Gaussian Data Assimilation", LNCS, vol. 8964, no. 1: Springer International Publishing, pp. 227–238, 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.
Neumann, J. E., 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: Springer Netherlands, pp. 337–349, 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, no. 6: MDPI, pp. 6553–6572, 2015.
Ravela, S., "Statistical Inference for Coherent Fluids", LNCS, vol. 8964, no. 1: Springer International Publishing, pp. 121–133, 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, vol. 80, no. 4: Springer International Publishing, pp. 316–327, 2015.
Ravela, S., "Dynamic Data-driven Deformable Reduced Models for Coherent Fluids", Procedia Computer Science, vol. 51, pp. 2464 - 2473, 2015.
Ravela, S., Generating a forecast by field coalescence, , 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, "Mixtures and Kernel models of Inference for Coherent Structures", EGU General Assembly Conference Abstracts, vol. 16, pp. 13504, 2014.
Tagade, P., and S. Ravela, "On a quadratic information measure for data assimilation", American Control Conference (ACC), 2014: IEEE, pp. 598–603, 2014.
Finn, C., J. Duyck, A. Hutcheon, P. Vera, J. Salas, and S. Ravela, "Relevance feedback in biometric retrieval of animal photographs", Mexican Conference on Pattern Recognition: Springer, pp. 281–290, 2014.
Tagade, P., and S. Ravela, "Mixtures and Kernel models of Inference for Coherent Structures", EGU General Assembly Conference Abstracts, pp. 13504, 2014.
Ravela, S., "Spatial inference for coherent geophysical fluids by appearance and geometry", IEEE Winter Conference on Applications of Computer Vision: IEEE, pp. 925–932, 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, "On a quadratic information measure for data assimilation", 2014 American Control Conference: IEEE, pp. 598–603, 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.
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.
Emanuel, K., and S. Ravela, "Synthetic storm simulation for wind risk assessment", Storm Surge Barriers to Protect New York City: Against The Deluge, pp. 15–36, 2013.
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., J. Duyck, and C. Finn, "Vision-based biometrics for conservation", Mexican Conference on Pattern Recognition: Springer, pp. 10–19, 2013.
Ravela, S., The Field Alignment System and Testbed, , 2013.
Hill, D., M. J. Bowman, and J. S. Khinda, "Storm surge barriers to protect New York City: Against the deluge", JOURNAL AWWA, pp. 125, 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.
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, : WIDER Working Paper, 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.
Neumann, J. E., K. A. Emanuel, S. Ravela, L. C. Ludwig, and C. Verly, UNU-WIDER Working Paper No. 2012/81 Risks of Coastal Storm Surge and the Effect of Sea Level Rise in the Red River Delta, Vietnam, : UNU WIDER: United Nations University World Institute for Development …, 2012.
Ravela, S., "Quantifying uncertainty for coherent structures", Procedia Computer Science, vol. 9: Elsevier, pp. 1187–1196, 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.
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., 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.
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.
Emanuel, K., and S. Ravela, "Using Physics to Generate Tropical Cyclone Event Catalogs", AGUFM, vol. 2009, pp. NH54B–01, 2009.
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., J. Williams, and K. Emanuel, "The Joint Position-Amplitude Formulation for Hurricane State Estimation", AGU Fall Meeting Abstracts, 2008.
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, pp. 295–308, 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: Blackwell Publishing Ltd Oxford, UK, pp. 170–180, 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., "Two extensions of data assimilation by field alignment", International Conference on Computational Science: Springer, pp. 1147–1154, 2007.
Ravela, S., and D. McLaughlin, "Fast ensemble smoothing", Ocean Dynamics, vol. 57, no. 2: Springer, pp. 123–134, 2007.
Ravela, S., and D. McLaughlin, "Fast ensemble smoothing", Ocean Dynamics, vol. 57, no. 2: Springer-Verlag, pp. 123–134, 2007.
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., A STATISTICAL-DETERMINISTIC APPROACH TO NATURAL DISASTER PREDICTION, , 2007.
Ravela, S., "Amplitude-position formulation of data assimilation", International Conference on Computational Science: Springer, pp. 497–505, 2006.
Emanuel, K., D. Nolan, and AH. Sobel, "S. Ravela, E. Vivant, and C", Risi, pp. 299–314, 2006.
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., and V. Chatdarong, "Rainfall advection using velocimetry by multiresolution viscous alignment", arXiv preprint physics/0604158, 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, MIT. Sai, "Data Assimilation by Field Alignment for Coherent Structures", 26th Conference on Hurricanes and Tropical Meteorology, 2004.
Ravela, S., "Shaping receptive fields for affine invariance", Proceedings of the 2004 IEEE Computer Society Conference on Computer Vision and Pattern Recognition, 2004. CVPR 2004., vol. 2: IEEE, pp. II–II, 2004.
Ravela, S., and L. Gamble, "On recognizing individual salamanders", Proceedings of Asian Conference on Computer Vision, Ki-Sang Hong and Zhengyou Zhang, Ed. Jeju, Korea: Asian Federation of Computer Vision Societies Jeju, pp. 742–747, 2004.
Ravela, S.., K.. Emanuel, and D.. McLaughlin, "Data Assimilation by Field Alignment", Roger F. Daley Memorial Symposium, 28 Sept - 1 Oct, 2003, Montreal, Canada, 2003.
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, edited by R. Standish, M. Bedau, and H. A. Abbass, pp. 146–152, 2003.
Hill, C., S. Ravela, and J. Marshall, Areas for a possible MIT GRID computing collaboration with industry., , 2003.
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, vol. 7: Springer, Boston, MA, pp. 267–303, 2002.
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.
Uppala, S., DR. Karuppiah, M. Brewer, C. S Ravela, and R. A. Grupen, "On viewpoint control", IEEE International Conference on Robotics and Automation (ICRA'02), 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.., "Gaussian Filtered Representations of Images", Wiley Encyclopedia of Electrical and Electronics Engineering: John Wiley & Sons, Inc., 2001.
Holness, G., D. Karuppiah, S. Uppala, R. Grupen, and C. S Ravela, "A service paradigm for reconfigurable agents", Proc. of the 2nd Workshop on Infrastructure for Agents, MAS, and Scalable MAS, 2001.
Ravela, S., and A. Hanson, "On Multi-Scale Differential Features for Face Recognition", Vision Interface, Ottawa, Canada, pp. 15–21, 2001.
Srihari, R. K., Z. Zhang, R. Manmatha, and C. Ravela, "Multimedia indexing and retrieval", ACM SIGIR Forum, vol. 33, no. 1: ACM New York, NY, USA, pp. 34–35, 1999.
Ravela, S., and R. Manmatha, "Gaussian filtered representations of images", Wiley Encyclopedia of Electrical and Electronics Engineering: Citeseer, 1999.
Ravela, S., R. Manmatha, and E. Riseman, Image retrieval by syntactic characterization of appearance, : Google Patents, 1999.
Ravela, S., R. Manmatha, and E. Riseman, Image retrieval by syntactic characterization of appearance, , 1999.
Ravela, S.., and R.. Manmatha, "Multi-modal retrieval of trademark images using global similarity", http://ciir.cs.umass.edu/pubfiles/mm-26.pdf, no. CIIR Technical Report MM-26, 1999.
Ravela, S., and R. Manmatha, "Retrieving images by appearance", Computer Vision, 1998. Sixth International Conference on: IEEE, pp. 608–613, 1998.
Ravela, S., and R. Manmatha, "On computing global similarity in images", Proceedings Fourth IEEE Workshop on Applications of Computer Vision. WACV'98 (Cat. No. 98EX201): IEEE, pp. 82–87, 1998.
Manmatha, R., C. S Ravela, and Y. Chitti, "Computing local and global similarity in images", Human Vision and Electronic Imaging III, vol. 3299: International Society for Optics and Photonics, pp. 540–551, 1998.
Srihari, R. K., Z. Zhang, R. Manmatha, and C. Ravela, "Multimedia indexing and retrieval", ACM SIGIR Forum, vol. 32, no. 2: ACM New York, NY, USA, pp. 29–30, 1998.
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.., R.. Manmatha, and W.. B. Croft, "Retrieval of trademark and gray-scale images using global similarity", http://ciir.cs.umass.edu/pubfiles/mm-25.pdf, no. CIIR Technical Report MM-25, 1998.
Ravela, S., and R. Manmatha, "Image retrieval by appearance", ACM SIGIR Forum, vol. 31, no. SI: ACM, pp. 278–285, 1997.
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, SS., TJ. Schnackert Jr, RS. Weiss, G. RA, AR. Hanson, and EM. Riseman, "Temporal registration for assembly", Computer Vision Workshop, IROS 95, 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., R. Weiss, B. Draper, B. Pinette, A. Hanson, and E. Riseman, "Stealth navigation: Planning and behaviors", Proceedings of ARPA Image Understanding Workshop, pp. 1093–1100, 1994.
Badal, S., S. Ravela, B. Draper, and A. Hanson, "A practical obstacle detection and avoidance system", Proceedings of 1994 IEEE Workshop on Applications of Computer Vision: IEEE, pp. 97–104, 1994.
Ravela, S. S., A Survey of Reactivity, : Citeseer, 1992.