نتایج جستجو برای: hybridizing

تعداد نتایج: 1722  

Journal: :Molecular biology and evolution 1990
S B Daniels A Chovnick I A Boussy

This study describes the distribution of hobo-hybridizing sequences in the genus Drosophila. Southern blot analysis of 134 species revealed that hobo sequences are limited to the melanogaster and montium subgroups of the melanogaster-species group. Of the hobo-bearing species, only D. melanogaster and two of its sibling species, D. simulans and D. mauritiana, were found to contain potentially c...

2004
Xavier Llorà Stewart W. Wilson

Learning classifier systems tend to inherit—a priori—a given knowledge representation language for expressing the concepts to learn. Hence, even before getting started, this choice biases what can be learned, becoming critical for some real-world applications like data mining. However, such bias may be minimized by hybridizing different knowledge representations via evolutionary mixing. This pa...

2007
Swapna Devi

In this paper, a novel technique is developed by hybridizing Bacterial Foraging Optimization technique in conjunction with Particle Swarm Optimization and is applied to the expressions developed by M.Kara to calculate accurately the desired resonant frequency of rectangular microstrip antenna of any dimension and of any substrate thickness. Index Terms Bacterial Foraging Optimization (BFO), Par...

Journal: :Anti-cancer drugs 2009
Jeffrey Turner Uzair Chaudhary

Castration-resistant prostate cancer (CRPC) is an incurable disease with limited treatment options. Herbal supplements are unconventional treatments for a variety of diseases. Active hemicellulose compound (AHCC) is a Japanese supplement discovered by hybridizing several mushrooms used in traditional healing for the purpose of maintaining 'super immunity'. We report on a 66-year-old gentleman w...

2006
Sathiamoorthy Subbarayan Lucas Bordeaux Youssef Hamadi

The goal of this paper is to study the benefits of hybridizing the CNF SAT Solvers with BDDs. Towards this we define a metric for the level of hybridization based on a tree decomposition of an input CNF. We also present a new linear time algorithm on BDDs, which is useful for efficient conflict analysis in any BDD-based hybrid SAT solver. Experiments on an implementation of our hybrid solver sh...

2016
Ge Wang Romain Michon

This paper presents a hybrid audio programming environment, called FAUCK, which combines the powerful, succinct Functional AUdio STream (FAUST) language with the strongly-timed CHUCK audio programming language. FAUCK allows programmers to on-the-fly evaluate FAUST code directly from CHUCK code and control FAUST signal processors using CHUCK’s sample-precise timing and concurrency mechanisms. Th...

Journal: :Evolution; international journal of organic evolution 2007
Fiona M Harper Jason A Addison Michael W Hart

Phylogeographic studies designed to estimate rates and patterns of genetic differentiation within species often reveal unexpected and graphically striking cases of allele or haplotype sharing between species (introgression) via hybridization and backcrossing. Does introgression between species significantly influence population genetic structure relative to more conventional sources of differen...

2008
P. Monk J. Schöberl A. Sinwel PETER MONK JOACHIM SCHÖBERL ASTRID SINWEL

This paper deals with the application of hybridized mixed methods for discretizing the Helmholtz problem. Starting from a mixed formulation, where the flux is considered a separate unknown, we use Raviart-Thomas finite elements to approximate the solution. We present two ways of hybridizing the problem, which means breaking the normal continuity of the fluxes and then imposing continuity weakly...

Journal: :Evolution; international journal of organic evolution 2007
Stevan A Springer Bernard J Crespi

Gamete-recognition proteins often evolve rapidly, but it is not known if their divergence occurs within species and corresponds with the evolution of reproductive isolation, or if divergence typically accumulates between already isolated lineages. We examined the evolution of a candidate gamete-recognition protein in several sympatric and allopatric populations of Mytilus blue mussels, species ...

2013
Alycia C. R. LACKEY Janette Wenrick BOUGHMAN

One approach to understand the importance of reproductive barriers to the speciation process is to study the breakdown of barriers between formerly distinct species. One reproductive barrier, sexual isolation, reduces gene flow between species through differences in mate preferences and mating signals and is likely important for species formation and maintenance. We measure sexual isolation in ...

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