Now showing items 1370-1389 of 3636

    • A Generalized Comparison of Quadtree and Bintree Storage Requirements 

      Shaffer, Clifford A.; Juvvadi, Ramana; Heath, Lenwood S. (Department of Computer Science, Virginia Polytechnic Institute & State University, 1989), TR-89-23
      The quadtree and bintree data structures are two variants on the principle of hierarchical regular decomposition applied to image representation. A comparison of the storage requirements for images represented by these ...
    • Generalized Likelihood Uncertainty Estimation and Markov Chain Monte Carlo Simulation to Prioritize TMDL Pollutant Allocations 

      Mishra, Anurag; Ahmadisharaf, Ebrahim; Benham, Brian L.; Wolfe, Mary Leigh; Leman, Scotland C.; Gallagher, Daniel L.; Reckhow, Kenneth H.; Smith, Eric P. (2018-12)
      This study presents a probabilistic framework that considers both the water quality improvement capability and reliability of alternative total maximum daily load (TMDL) pollutant allocations. Generalized likelihood ...
    • Generalized Linear Product Homotopy Algorithms and the Computation of Reachable Surfaces 

      Su, Hai-Jun; McCarthy, J. Michael; Watson, Layne T. (Department of Computer Science, Virginia Polytechnic Institute & State University, 2003), TR-03-24
      In this paper, we apply a homotopy algorithm to the problem of finding points in a moving body that lie on specific algebraic surfaces for a given set of spatial configurations of the body. This problem is a generalization ...
    • Generalized Structured Programming 

      Martin, Johannes J. (Department of Computer Science, Virginia Polytechnic Institute & State University, 1973), CS73003-R
      In an effort to eliminate some inconveniences connected with Dijkstra's method of Structured Programming, a generalized set of basic flow graphs for structuring programs is suggested. These structures generate the set of ...
    • Generating Topological Chaos in Lid-Driven Cavity Flow 

      Stremler, Mark A.; Chen, J. (AIP Publishing, 2007-10-01)
      Periodic motion of three stirrers in a two-dimensional flow can lead to chaotic transport of the surrounding fluid. For certain stirrer motions, the generation of chaos is guaranteed solely by the topology of that motion ...
    • Generation of a User Interface Prototype from an Integrated Scenario Specification 

      Colaso, Vikrant; Shah, Anuj; Lobo, Lester; Shastri, Priya (Department of Computer Science, Virginia Polytechnic Institute & State University, 2002), TR-02-32
      This report discusses the design for the generation of a device independent user interface prototype for services offered by a digital library from an Integrated Scenario Specification using class diagrams and collaboration ...
    • Generational Differences in Virtual Teaming in the United States: Culture, Time, and Technology 

      Ferrara, Samuel J.; Mohammadi, Neda; Taylor, John E.; Javernick-Will, Amy N. (2017)
      The globalization of the workplace has led to the extensive use of virtual teams. Virtual teams are groups of geographically distributed workers that use technology to collaborate and communicate. Due to their geographic ...
    • Generic Environment for Interactive Experiments 

      Fainter, Robert G.; Guy, Sue R.; Maynard, Joseph F.; Lindquist, Timothy E. (Department of Computer Science, Virginia Polytechnic Institute & State University, 1983), CS83009-R
      No abstract available.
    • A Genetic Algorithm Approach to Cluster Analysis 

      Cowgill, Marc C; Harvey, Robert J; Watson, Layne T. (Department of Computer Science, Virginia Polytechnic Institute & State University, 1998-08-01), TR-98-16
      A common problem in the social and agricultural sciences is to find clusters in experimental data; the standard attack is a deterministic search terminating in a locally optimal clustering. We propose here a genetic ...
    • A Genetic Algorithm for Mixed Integer Nonlinear Programming Problems Using Separate Constraint Approximations 

      Gantovnik, Vladimir B.; Gürdal, Zafer; Watson, Layne T.; Anderson-Cook, Christine M. (Department of Computer Science, Virginia Polytechnic Institute & State University, 2003), TR-03-22
      This paper describes a new approach for reducing the number of the fitness and constraint function evaluations required by a genetic algorithm (GA) for optimization problems with mixed continuous and discrete design ...
    • A genetic algorithm with memory for mixed discrete-continuous design optimization 

      Gantovnik, Vladimir B.; Anderson-Cook, Christine M.; Gürdal, Zafer; Watson, Layne T. (Department of Computer Science, Virginia Polytechnic Institute & State University, 2003), TR-03-12
      This paper describes a new approach for reducing the number of the fitness function evaluations required by a genetic algorithm (GA) for optimization problems with mixed continuous and discrete design variables. The proposed ...
    • Genetic Algorithm with Memory for Optimal Design of Laminated Sandwich Composite Site Panels 

      Gantovnik, Vladimir B.; Gürdal, Zafer; Watson, Layne T. (Department of Computer Science, Virginia Polytechnic Institute & State University, 2002), TR-02-07
      This paper is concerned with augmenting genetic algorithms (GAs) to include memory for continuous variables, and applying this to stacking sequence design of laminated sandwich composite panels that involves both discrete ...
    • Genetic Algorithms with Local Improvement for Composite Laminate Design 

      Kogiso, N.; Watson, Layne T.; Gürdal, Zafer; Haftka, Raphael T. (Department of Computer Science, Virginia Polytechnic Institute & State University, 1993), TR-93-17
      This paper describes the application of a genetic algorithm to the stacking sequence optimization of a composite laminate plate for buckling load maximization. Two approaches for reducing the number of analyses are required ...
    • Genetic spot optimization for peak power estimation in large VLSI circuits 

      Hsiao, Michael S. (Hindawi Publishing Corporation, 2001-07-10)
      Estimating peak power involves optimization of the circuit's switching function. The switching of a given gate is not only dependent on the output capacitance of the node, but also heavily dependent on the gate delays in ...
    • The Genome Reverse Compiler: an explorative annotation tool 

      Warren, Andrew S.; Setubal, João C. (2009-01-27)
      Background As sequencing costs have decreased, whole genome sequencing has become a viable and integral part of biological laboratory research. However, the tools with which genes can be found and functionally characterized ...
    • Genome-wide identification of significant aberrations in cancer genome 

      Yuan, Xiguo; Yu, Guoqiang; Hou, Xuchu; Shih, Ie-Ming; Clarke, Robert; Zhang, Junying; Hoffman, Eric P; Wang, Roger R; Zhang, Zhen; Wang, Yue (2012-07-27)
      Background Somatic Copy Number Alterations (CNAs) in human genomes are present in almost all human cancers. Systematic efforts to characterize such structural variants must effectively distinguish significant consensus ...
    • Geomagnetic sensor based on giant magnetoelectric effect 

      Zhai, Junyi; Dong, Shuxiang; Xing, Zengping; Li, Jiefang; Viehland, Dwight D. (AIP Publishing, 2007-09-01)
      Here, the authors report a new type of geomagnetic field sensor based on the giant magnetoelectric effect in Metglas/piezoelectric-fiber laminates that are wrapped with a coil. These sensors can measure quite precisely the ...
    • A geometric acoustics approach to the study of sound propagation in ducts containing sheared flows 

      Grimm, Denny W.; Hurst, Charles J. (Acoustical Society of America, 1979-12-01)
      Geometric acoustics has been used to study the propagation of sound waves in a homogeneous moving medium with sheared flow bounded by the hard walls of a duct. Differential equations describing the ray trajectories and the ...
    • Geometric Performance Analysis of Mutual Exclusion: The Model 

      Abrams, Marc (Department of Computer Science, Virginia Polytechnic Institute & State University, 1990), TR-90-58
      This paper is motivated by the need to better understand parallel program run-time behavior. The paper first formally describes a general model of program execution based on Djkstra's progress graphs. The paper then ...
    • Geometric Performance Analysis of Mutual Exclusion: The Model Solution 

      Abrams, Marc; Agrawala, Ashok (Department of Computer Science, Virginia Polytechnic Institute & State University, 1990), TR-90-59
      This paper presents an analytic solution to progress graphs used for performance analysis. It derives the exact sequence of blocking and running times experienced by two processes sharing mutually exclusive, reusable ...