نتایج جستجو برای: winkler model

تعداد نتایج: 2105177  

2002
William E. Winkler

Although terminology differs, there is considerable overlap between record linkage methods based on the Fellegi-Sunter model (JASA 1969) and Bayesian networks used in machine learning (Mitchell 1997). Both are based on formal probabilistic models that can be shown to be equivalent in many situations (Winkler 2000). When no missing data are present in identifying fields and training data are ava...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...

2011
Chantal Cherifi Vincent Labatut Jean François Santucci

The semantic Web service community develops efforts to bring semantics to Web service descriptions and allow automatic discovery and composition. However, there is no widespread adoption of such descriptions yet, because semantically defining Web services is highly complicated and costly. As a result, production Web services still rely on syntactic descriptions, key-word based discovery and pre...

Journal: :Combinatorics, Probability & Computing 2008
Charles Semple Dominic Welsh

The following two conjectures arose in the work of Grimmett and Winkler, and Pemantle: the uniformly random forest F and the uniformly random connected subgraph C of a finite graph G have the edge-negative-association property. In other words, for all distinct edges e and f of G, the probability that F (respectively, C) contains e conditioned on containing f is less than or equal to the probabi...

In the present study, the finite element method is developed for the static analysis of nano-beams under the Winkler foundation and the uniform load. The small scale effect along with Eringen's nonlocal elasticity theory is taken into account. The governing equations are derived based on the minimum potential energy principle. Galerkin weighted residual method is used to obtain the finite eleme...

Journal: :Infection and immunity 1977
I Kondo K Fujise

A new staphylococcal phage, Pphi-2, which could convert the capability of producing staphylokinase, was isolated. The phage is different from the phage reported by Winkler and co-workers [Nature(London) 195:407-408, 1962; J. Gen. Microbiol. 39:321-333, 1965]. The former is a single-converting phage belonging to serotype B, but the latter is a serotype F phage capable of converting not only stap...

2010
William E. Winkler

General modeling methods for representing and improving the quality of discrete data (Winkler 2003, 2008) extend and connect the editing methods of Fellegi and Holt (1976) and the imputation ideas of Little and Rubin (2002). This paper describes a modeling framework to produce synthetic microdata that better corresponds to external benchmark constraints on certain aggregates (such as margins) a...

2008
Jean-Philippe Lessard Robert R. Dunn Charles R. Parker Nathan J. Sanders

We report on a systematic survey of the ant fauna occurring in hardwood forests in the Great Smoky Mountains National Park. At 22-mixed hardwood sites, we collected leaf-litter ant species using Winkler samplers. At eight of those sites, we also collected ants using pitfall and Malaise traps. In total, we collected 53 ant species. As shown in other studies, ant species richness tended to declin...

2006
Ulf Dieckmann Tomáš Herben Richard Law Tamás Czárán Christian Wissel

Tamás Czárán (University of Budapest): Coexistence in one-sided competition: the temporal refuge effect in a stochastic cellular automaton model and its mean-field approximation. Ulf Dieckmann (Wissenschaftskolleg zu Berlin): Towards the low-dimensional analysis of spatial ecological processes. Volker Grimm (Umweltforschungszentrum Leipzig): Pattern-oriented modeling. Tomáš Herben (Wissenschaft...

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