Discovery Analytics Center
| The Discovery Analytics Center at Virginia Tech is a university-wide effort that brings together researchers from computer science, statistics, mathematics, and electrical and computer engineering to tackle knowledge discovery problems in important areas of national interest, including intelligence analysis, sustainability, neuroscience, and systems biology |
The Discovery Analytics Center at Virginia Tech is a university-wide effort that brings together researchers from computer science, statistics, mathematics, and electrical and computer engineering to tackle knowledge discovery problems in important areas of national interest, including intelligence analysis, sustainability, neuroscience, and systems biology. DAC is supported by the Institute for Critical Technology and Applied Science (ICTAS) at Virginia Tech.
Naren Ramakrishnan
Thomas L. Phillips Professor of Engineering
| Office: | 2050B Torg |
|---|---|
| Email: | naren@vt.edu |
| Phone: | (540) 231-8451 |
| Website: | http://people.cs.vt.edu/~ramakris/ |
| Office Hours: | TR: 9:00 to 11:00 a.m. |
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2013
Bacim, F., E. Ragan, S. Serbo, M. Setareh, B. D. Jones, and N. Polys,
"The Effects of Display Fidelity, Visual Complexity, and Task Scope on Spatial Understanding of 3D Graphs",
Graphics Interface: CRC Press, 2013.
2012
Murali, T. M.,
"Guest Editor's Introduction: Computationally Driven Experimental Biology",
Computer, vol. 45, Los Alamitos, CA, USA, IEEE Computer Society, pp. 22-23, 2012.
Abstract
Hossain, S., M. Akbar, and N. Polys,
"Narratives in the Network: Interactive Methods for Mining Cell Signaling Networks",
Journal of Computational Biology, vol. 19, no. 9, pp. 1043-1059, 2012.
Santos, D. R., A. Boehardjo, and C. T. Lu,
"Towards Ontological Similarity for Spatial Hierarchies",
Proceedings of the Third ACM SIGSPATIAL International Workshop on Querying and Mining Uncertain Spatio-Temporal Data - QUeST '12, Redondo Beach, California, ACM Press, pp. 26 - 33, 11/2012.
Wang, B., F. Chen, H. Dong, A. Boedihardjo, and C. T. Lu,
"Signal Disaggregation via Sparse Coding with Featured Discriminative Dictionary",
Proceedings of the 2012 IEEE 12th International Conference on Data Mining, Brussels, Belgium, IEEE, pp. 1134 - 1139, 12/2012.
Liu, X., F. Chen, and C. - T. Lu,
"Robust Prediction and Outlier Detection for Spatial Datasets",
Proceedings of the 2012 IEEE 12th International Conference on Data Mining, Brussels, Belgium, IEEE, pp. 469 - 478, 12/2012.
Chen, F., J. Arredondo, R. P. Khandpur, C. T. Lu, D. Mares, D. Gupta, and N. Ramakrishnan,
"Spatial Surrogates to Forecast Social Mobilization and Civil Unrests",
From GPS and Virtual Globes to Spatial Computing - 2020, Computing Community Consortium, pp. 16-18, 09/2012.
Hossain, M. S., P. K. R. Ojili, L. T. Watson, and N. Ramakrishnan,
"Scatter/gather clustering: flexibly incorporating user feedback to steer clustering results",
IEEE Trans. Visualization Computer Graphics, vol. 18, pp. 2829--2838, 2012.
2011
Patnaik, D., S. Laxman, and N. Ramakrishnan,
"Discovering Excitatory Relationships using Dynamic Bayesian Networks",
Knowledge and Information Systems, vol. Vol. 29, no. 2, 11/2011.
Hanauer, D. A., K. Zheng, N. Ramakrishnan, and B. J. Keller,
"Opportunities and Challenges in Association and Episode Discovery from Electronic Health Records",
IEEE Intelligent Systems, vol. 26, no. 5, 10/2011.
Patnaik, D., M. Marwah, R. Sharma, and N. Ramakrishnan,
"Temporal Data Mining Approaches for Sustainable Chiller Management in Data Centers",
ACM Transactions on Intelligent Systems and Technology, vol. 2, no. 4, 07/2011.
Hossain, M. S., N. Ramakrishnan, C. Bailey-Kellogg, and A. Friedman,
"Using physicochemical properties of amino acids to induce graphical models of residue couplings",
Proceedings of the Tenth International Workshop on Data Mining in Bioinformatics, New York, NY, USA, ACM, pp. 3:1–3:10, 06/2011.
Sundaravaradan, N., D. Patnaik, N. Ramakrishnan, and M. Marwah,
"Discovering Life Cycle Assessment (LCA) Trees from Impact Factor Databases",
Twenty-Fifth Conference on Artificial Intelligence (AAAI’11): AAAI Press, 08/2011.
Sundaravaradan, N., M. Marwah, A. Shah, and N. Ramakrishnan,
"Data Mining Approaches to Life Cycle Assessment",
IEEE International Symposium on Sustainable Systems and Technology (ISSST’11): IEEE Press, 05/2011.
2010
Hossain, M. S., S. Tadepalli, L. T. Watson, I. Davidson, R. F. Helm, and N. Ramakrishnan,
"Unifying dependent clustering and disparate clustering for nonhomogeneous data",
16th ACM SIGKDD Conf. on Knowledge Discovery and Data Mining, Washington, DC, pp. 593-602, 2010.
Ramakrishnan, N., D. Hanauer, and B. J. Keller,
"Mining Electronic Health Records,",
IEEE Computer, vol. 43, no. 10, 10/2010.
Perugini, S., and N. Ramakrishnan,
"Program Transformations for Information Personalization",
Computer Languages, Systems, & Structures, vol. 36, no. 3, 10/2010.
Zaki, M. J., N. Ramakrishnan, and L. Zhao,
"Mining Frequent Boolean Expressions: Applications to Gene Expression and Regulatory Modeling",
International Journal on Knowledge Discovery in Bioinformatics, vol. 1, no. 3, 07/2010.
Vasquez-Robinet, C., J. I. Watkinson, A. Sioson, and N. Ramakrishnan,
"Differential Expression of Heat Shock Protein Genes in Preconditioning for Photosynthetic Acclimation in Water-Stressed Loblolly Pine",
Plant Physiology and Biochemistry, vol. 48, no. 4, 04/2010.
Goel, N., M. Hsiao, N. Ramakrishnan, and M. J. Zaki,
"Mining Complex Boolean Expressions for Sequential Equivalence Checking",
19th Asian Test Symposium (ATS’10), Shanghai, China, 12/2010.
Hao, M. C., M. Marwah, H. Janetzko, and D. Keim,
"Visual Analysis of Frequent Patterns in Large Time Series",
IEEE Conference on Visual Analytics Science and Technology (IEEE VAST), 10/2010.
Miller, C., F. Quek, and N. Ramakrishnan,
"Structuring Ordered Nominal Data for Event Sequence Discovery",
ACM Multimedia, Firenze, Italy, 10/2010.
Guo, S., and N. Ramakrishnan,
"Finding the Storyteller: Automatic Spoiler Tagging using Linguistic Cues",
23rd International Conference on Computational Linguistics (COLING’10), Beijing, China, 08/2010.
Patnaik, D., M. Marwah, R. Sharma, and N. Ramakrishnan,
"Data Mining for Modeling Chiller Systems in Data Centers",
Ninth International Symposium on Intelligent Data Analysis (IDA’10), Tucson, AZ, 05/2010.
2009
Perugini, S., N. Ramakrishnan, M. A. Pérez-Quiñones, and M. Pinney,
"Exploring Out-of-turn Interactions with Web Hierarchies",
Journal of Digital Information, vol. 10, no. 4, 10/2009.
Tadepalli, S., N. Ramakrishnan, L. T. Watson, and B. Mishra,
"Simultaneously Segmenting Multiple Gene Expression Time Courses by Analyzing Cluster Dynamics",
Journal of Bioinformatics and Computational Biology, vol. 7, no. 2, 04/2009.
Ramakrishnan, N., U. S. Bhalla, and J. J. Tyson,
"Computing with Proteins",
IEEE Computer, vol. 42, no. 1, 01/2009.
Sundaravaradan, N., D. Patnaik, N. Ramakrishnan, and M. Marwah,
"Discovering Life Cycle Assessment (LCA) Trees from Impact Factor Databases",
Twenty-Fifth Conference on Artificial Intelligence (AAAI’11), 08/2011, 2009.
2008
Ramakrishnan, N., and U. S. Bhalla,
"Memory Switches in Chemical Reaction Space",
PLoS Computational Biology, vol. 4, no. 7, 07/2008.
Kumar, D., N. Ramakrishnan, M. Potts, and R. F. Helm,
"Algorithms for Storytelling",
IEEE Transactions on Knowledge and Data Engineering, vol. 20, no. 6, 06/2008.
Thomas, J., N. Ramakrishnan, and C. Bailey-Kellogg,
"Graphical Models of Residue Coupling in Protein Families",
IEEE/ACM Transactions on Computational Biology and Bioinformatics, vol. 5, no. 2, 06/2008.
Jin, Y., T. M. Murali, and N. Ramakrishnan,
"Compositional Mining of Multirelational Biological Datasets",
ACM Transactions on Knowledge Discovery from Data, vol. 2, no. 1, 03/2008.
