Research Commons

Browsing Computing and Mathematical Sciences Papers by Title

Research Commons

Browsing Computing and Mathematical Sciences Papers by Title

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  • Saturnion, Luz; Bouamrane, Matt-Mouley; Masoodian, Masood (European Language Resources Association, 2006)
    In this paper we describe the gathering of a corpus of synchronised speech and text interaction over the network. The data collection scenarios characterise audio meetings with a significant textual component. Unlike ...
  • Broughan, Kevin A. (2001)
    The gcd-sum is an arithmetic function defined as the sum of the gcd's of the first n integers with n: g(n) = sumi=1..n (i, n). The function arises in deriving asymptotic estimates for a lattice point counting problem. The ...
  • Kalnins, Ernie G.; Miller, W., Jr. (1983)
    We develop the theory of R-separation for the Helmholtz equation on a pseudo-Riemannian manifold (including the possibility of null coordinates) and show that it, and not ordinary variable separation, is the natural analogy ...
  • Malik, Robi; Leduc, Ryan (IEEE Computer Society, 2008)
    This paper studies the nonblocking check used in supervisory control of discrete event systems and its limitations. Different examples with different liveness requirements are discussed. It is shown that the standard ...
  • Kalnins, Ernie G.; Miller, W., Jr. (1985)
    Stäckel and differential-Stäckel matrices are generalized so that the matrix elements may be functions of the derivatives of the dependent variable as well as the independent variable. The inverses of these matrices are ...
  • Frank, Eibe; Witten, Ian H. (University of Waikato, Department of Computer Science, 1998)
    The two dominant schemes for rule-learning, C4.5 and RIPPER, both operate in two stages. First they induce an initial rule set and then they refine it using a rather complex optimization stage that discards (C4.5) or adjusts ...
  • Holmes, Geoffrey; Hall, Mark A.; Frank, Eibe (1999)
    Knowledge discovered in a database must be represented in a form that is easy to understand. Small, easy to interpret nuggets of knowledge from data are one requirement and the ability to induce them from a variety of data ...
  • Wan, M.; Oughton, Sean; Servidio, S.; Matthaeus, William H. (2009)
    Spectral method simulations of ideal magnetohydrodynamics are used to investigate production of coherent small scale structures, a feature of fluid models that is usually associated with inertial range signatures of ...
  • Wan, Minping; Matthaeus, William H.; Servidio, Sergio; Oughton, Sean (AIP Publishing, 2013)
    We study the time development of the population of X-type critical points in a two-dimensional magnetohydrodynamic model during the early stages of freely decaying turbulence. At sufficiently high magnetic Reynolds number ...
  • Carmona-Cejudo, José M.; Baena-García, Manuel; del Campo-Ávila, José; Morales-Bueno, Rafael; Bifet, Albert (IOS Press, 2011)
    Real-time classification of massive email data is a challenging task that presents its own particular difficulties. Since email data presents an important temporal component, several problems arise: emails arrive continuously, ...
  • Sinescu, Vasile; Joe, Stephen (World Scientific, 2006)
    We study the problem of constructing good intermediate-rank lattice rules in the sense of having a low weighted star discrepancy. The intermediate-rank rules considered here are obtained by “copying” rank-1 lattice rules. ...
  • Sinescu, Vasile; Joe, Stephen (American Mathematical Society, 2007)
    We study the problem of constructing rank- lattice rules which have good bounds on the ``weighted star discrepancy''. Here the non-negative weights are general weights rather than the product weights considered in most ...
  • Joe, Stephen; Sinescu, Vasile (Springer Berlin Heidelberg, 2008)
    Rank-1 lattice rules based on a weighted star discrepancy with weights of a product form have been previously constructed under the assumption that the number of points is prime. Here, we extend these results to the non-prime ...
  • Broughan, Kevin A.; Barnett, A. Ross (American Mathematical Society, 2011)
    The contours ξ Λ(s) = 0 of the function which satisfies ζ(1-s) = Λ(s)ζ(s) cross the critical strip on lines which are almost horizontal and straight, and which cut the critical line alternately at Gram points and points ...
  • McEnnis, Daniel (University of Waikato, Department of Computer Science, 2009)
    Graph-RAT is a new programming environment specializing in relational data mining. It incorporates a number of different techniques into a single framework for data collection, data cleaning, propositionalization, and ...
  • McEnnis, Daniel; Bainbridge, David (2008)
    The complexity of music recommendation systems has increased rapidly in recent years, drawing upon different sources of information: content analysis, web-mining, social tagging, etc. Unfortunately, the tools to scientifically ...
  • Humphrey, Matthew C. (1997)
    Visualisations are coherent, graphical expressions of complex information that enhance people’s ability to communicate and reason about that information. Yet despite the importance of visualisations in helping people to ...
  • Jones, Steve; McInnes, Shona (1997)
    On-line information repositories commonly provide keyword search facilities via textual query languages based on Boolean logic. However, there is evidence to suggest that the syntactical demands of such languages can lead ...
  • Vanderschantz, Nicholas (AACE, 2009)
    This paper endeavors to consolidate current knowledge and empirical research concerning the use of typography for children’s on-screen reading. This paper is not intended as a full literature review, but attempts to raise ...
  • Bainbridge, David; Cunningham, Sally Jo; Downie, J. Stephen (2004)
    Greenstone is an open source digital library system that has developed and matured since its inception in 1995. Today it is used in over 60 countries, with a strong emphasis on humanitarian aid. The software is also used ...

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