Now showing items 1-20 of 95

    • A framework for evaluating epidemic forecasts 

      Tabataba, Farzaneh Sadat; Chakraborty, Prithwish; Ramakrishnan, Naren; Venkatramanan, Srinivasan; Chen, Jiangzhuo; Lewis, Bryan; Marathe, Madhav (2017-05-15)
      Abstract Background Over the past few decades, numerous forecasting methods have been proposed in the field of epidemic forecasting. Such methods can be classified into different ...
    • A Modest Proposal for Open Market Risk Assessment to Solve the Cyber-Security Problem 

      O’Shea, Timothy J.; Mondl, Adam; Clancy, T. Charles (Virginia Tech, 2016-04-29)
      We introduce a model for a market based economic system of cyber-risk valuation to correct fundamental problems of incentives within the information technology and information processing industries. We assess the makeup ...
    • A systematic review of studies on forecasting the dynamics of influenza outbreaks 

      Nsoesie, Elaine O.; Brownstein, John S.; Ramakrishnan, Naren; Marathe, Madhav V. (Wiley, 2013-12-23)
      Forecasting the dynamics of influenza outbreaks could be useful for decision-making regarding the allocation of public health resources. Reliable forecasts could also aid in the selection and implementation of interventions ...
    • Applications and Security of Next-Generation, User-Centric Wireless Systems 

      Ramstetter, Jerry Rick; Yang, Yaling; Yao, Danfeng (Daphne) (MDPI, 2010-07-28)
      Pervasive wireless systems have significantly improved end-users quality of life. As manufacturing costs decrease, communications bandwidth increases, and contextual information is made more readily available, the role of ...
    • Automatic layout and visualization of biclusters 

      Grothaus, Gregory A; Mufti, Adeel; Murali, T. M. (2006-09-04)
      Background Biclustering has emerged as a powerful algorithmic tool for analyzing measurements of gene expression. A number of different methods have emerged for computing biclusters in gene expression data. Many of these ...
    • ‘Beating the news’ with EMBERS: Forecasting Civil Unrest using Open Source Indicators 

      Ramakrishnan, N; Butler, P; Self, N; Khandpur, R; Saraf, P; Wang, W; Cadena, J; Vullikanti, A; Korkmaz, G; Kuhlman, C; Marathe, A; Zhao, L; Ting, H; Huang, B; Srinivasan, A; Trinh, K; Getoor, L; Katz, G; Doyle, A; Ackermann, C; Zavorin, I; Ford, J; Summers, K; Fayed, Y; Arredondo, J; Gupta, D; Mares, D (2014)
    • The Catchment Feature Model: A Device for Multimodal Fusion and a Bridge between Signal and Sense 

      Quek, Francis (2004-09-18)
      The catchment feature model addresses two questions in the field of multimodal interaction: how we bridge video and audio processing with the realities of human multimodal communication, and how information from the different ...
    • CCS 2017- Women in Cyber Security (CyberW) Workshop 

      Yao, Danfeng (Daphne); Bertino, Elisa (ACM, 2017)
      The CyberW workshop is motivated by the significant gender imbalance in all security conferences, in terms of the number of publishing authors, PC members, organizers, and attendees. What causes this gender imbalance remains ...
    • Changes in RNA Splicing in Developing Soybean (Glycine max) Embryos 

      Aghamirzaie, Delasa; Nabiyouni, Mahdi; Fang, Yihui; Klumas, Curtis; Heath, Lenwood S.; Grene, Ruth; Collakova, Eva (MDPI, 2013-11-21)
      Developing soybean seeds accumulate oils, proteins, and carbohydrates that are used as oxidizable substrates providing metabolic precursors and energy during seed germination. The accumulation of these storage compounds ...
    • Charge State of the Globular Histone Core Controls Stability of the Nucleosome 

      Fenley, Andrew T.; Adams, D. A.; Onufriev, Alexey V. (CELL PRESS, 2010-09-01)
      Presented here is a quantitative model of the wrapping and unwrapping of the DNA around the histone core of the nucleosome that suggests a mechanism by which this transition can be controlled: alteration of the charge state ...
    • Chemical Data Assimilation-An Overview 

      Sandu, Adrian; Chai, Tianfeng (MDPI AG, 2011-09-01)
      Chemical data assimilation is the process by which models use measurements to produce an optimal representation of the chemical composition of the atmosphere. Leveraging advances in algorithms and increases in the available ...
    • Chemical Mechanism Solvers in Air Quality Models 

      Zhang, Hong; Linford, John C.; Sandu, Adrian; Sander, Rolf (MDPI AG, 2011-09-01)
      The solution of chemical kinetics is one of the most computationally intensive tasks in atmospheric chemical transport simulations. Due to the stiff nature of the system, implicit time stepping algorithms which repeatedly ...
    • Computational approaches for discovery of common immunomodulators in fungal infections: towards broad-spectrum immunotherapeutic interventions 

      Kidane, Yared H.; Lawrence, Christopher B.; Murali, T. M. (2013-10-07)
      Background Fungi are the second most abundant type of human pathogens. Invasive fungal pathogens are leading causes of life-threatening infections in clinical settings. Toxicity to the host and drug-resistance are two major ...
    • A computational study of nucleosomal DNA flexibility 

      Ruscio, J. Z.; Onufriev, Alexey V. (CELL PRESS, 2006-12-01)
      Molecular dynamics simulations of the nucleosome core particle and its isolated DNA free in solution are reported. The simulations are based on the implicit solvent methodology and provide insights into the nature of ...
    • Cooperative Object Manipulation in Collaborative Virtual Environments 

      Pinho, Marcio S.; Bowman, Doug A.; Dal Sasso Freitas, Carla M. (Springer Nature, 2008-06-20)
      Cooperative manipulation refers to the simultaneous manipulation of a virtual object by multiple users in an immersive virtual environment (VE). In this work, we present techniques for cooperative manipulation based on ...
    • CoSREM: a graph mining algorithm for the discovery of combinatorial splicing regulatory elements 

      Badr, Eman; Heath, Lenwood S. (2015-09-04)
      Background Alternative splicing (AS) is a post-transcriptional regulatory mechanism for gene expression regulation. Splicing decisions are affected by the combinatorial behavior of different splicing factors that bind to ...
    • Deceleration of a Rotating Disk in a Viscous Fluid 

      Watson, Layne T.; Wang, Chang Y. (AIP Publishing, 1979)
      A disk rotating in a viscous fluid decelerates with an angular velocity inversely proportional to time. It is found that the unsteady Navier–Stokes equations admit similarity solutions which depend on a nondimensional ...
    • Describing the Relationship between Cat Bites and Human Depression Using Data from an Electronic Health Record 

      Hanauer, David A.; Ramakrishnan, Naren; Seyfried, Lisa S. (PLOS, 2013-08-01)
      Data mining approaches have been increasingly applied to the electronic health record and have led to the discovery of numerous clinical associations. Recent data mining studies have suggested a potential association between ...
    • Determining Relative Airport Threats from News and Social Media 

      Khandpur, Rupinder P.; Ji, Taoran; Ning, Yue; Zhao, Liang; Lu, Chang-Tien; Smith, Erik R.; Adams, Christopher; Ramakrishnan, Naren (AAAI, 2017)
      Airports are a prime target for terrorist organizations, drug traffickers, smugglers, and other nefarious groups. Traditional forms of security assessment are not real-time and often do not exist for each airport and port ...
    • A Dirichlet process model for classifying and forecasting epidemic curves 

      Nsoesie, Elaine O; Leman, Scotland C; Marathe, Madhav V (2014-01-09)
      Background A forecast can be defined as an endeavor to quantitatively estimate a future event or probabilities assigned to a future occurrence. Forecasting stochastic processes such as epidemics is challenging since there ...