نتایج جستجو برای: الگوریتم lle

تعداد نتایج: 23503  

2016
Jun Ho Kim Jaemin Lee Soouk Kang Hongsik Moon Kyung Ho Chung Kyoung Rak Kim

Lindera obtusiloba has been used in traditional herbal medicine for the treatment of blood stasis and inflammation. The leaves of Lindera obtusiloba have been reported to exhibit various physiological activities. However, there is little information available on their antiplatelet and antithrombotic activities. Thus, the present study aimed to evaluate the effect of Lindera obtusiloba leaf extr...

Journal: :Environmental sciences : an international journal of environmental physiology and toxicology 2007
Nobuhisa Watanabe Satoshi Mizutani Hiroshi Takatsuki

In order to evaluate the effects of short exposure period using a simple methodology, a plain rectangular approximation method to estimate loss of life expectancy (LLE) was devised and applied to evaluate cancer risk. The posed risk was expressed as the time of LLE, which is proportional to the period and concentration of exposure. This method assumes a rectangular survival curve and a flat can...

Journal: :Environmental monitoring and assessment 2006
Camila Pedott Aguilar Marcieli Peruzzolo Marco Di Luccio Rogério Marcos Dallago Irajá Do Nascimento Filho

The main purpose of this work was the preliminary qualitative study of organic compounds in wastewaters of swine slaughterhouses. The samples were collected in a local abattoir and submitted to Liquid-Liquid Extraction (LLE) and Solid-phase Extraction (SPE) with XAD-4 resin as stationary phase. The instrumental analysis was performed by Gas Chromatography with Mass Spectrometer Detector (GC/MSD...

2002
Dick de Ridder Robert P.W. Duin

Locally linear embedding (LLE) is a recently proposed unsupervised procedure for mapping high-dimensional data nonlinearly to a lower-dimensional space. In this paper, a supervised variation on LLE is proposed. This mapping, when combined with simple classifiers such as the nearest mean classifier, is shown to yield remarkably good classification results in experiments. Furthermore, a number of...

2018
Catherine L Taylor Mabel L Rice Daniel Christensen Eve Blair Stephen R Zubrick

BACKGROUND Late Language Emergence (LLE) in the first two years of life is one of the most common parental concerns about child development and reasons for seeking advice from health professionals. LLE is much more prevalent in twins (38%) than singletons (20%). In studies of language development in twins without overt disability, adverse prenatal and perinatal environments have been reported t...

2008
Franco Bagnoli Raúl Rechtman

We find a simple linear relation between the thermodynamic entropy and the largest Lyapunov exponent (LLE) of an discrete hydrodynamical system, a deterministic, two-dimensional lattice gas automaton (LGCA). This relation can be extended to irreversible processes considering the Boltzmann’s H function and the expansion factor of the LLE. The definition of LLE for cellular automata is based on t...

Journal: :The Pediatric infectious disease journal 2013
Mabel L Rice Bret Zeldow George K Siberry Murli Purswani Kathleen Malee Howard J Hoffman Toni Frederick Ashley Buchanan Patricia A Sirois Susannah M Allison Paige L Williams

BACKGROUND Combination antiretroviral (cARV) regimens are recommended for pregnant women with HIV to prevent perinatal HIV transmission. Safety is a concern for infants who were HIV-exposed but uninfected, particularly for neurodevelopmental problems, such as language delays. METHODS We studied late language emergence (LLE) in HIV-exposed but uninfected children enrolled in a US-based prospec...

Journal: :Talanta 2007
M Caldeira F Rodrigues R Perestrelo J C Marques J S Câmara

An analytical procedure based on manual dynamic headspace solid-phase microextraction (HS-SPME) method and the conventional extraction method by liquid-liquid extraction (LLE), were compared for their effectiveness in the extraction and quantification of volatile compounds from commercial whiskey samples. Seven extraction solvents covering a wide range of polarities and two SPME fibres coatings...

2006
Özgür Ülker Ender Özcan Emin Erkan Korkmaz

Linear Linkage Encoding (LLE) is a recently proposed representation scheme for evolutionary algorithms. This representation has been used only in data clustering. However, it is also suitable for grouping problems. In this paper, we investigate LLE on two grouping problems; graph coloring and exam timetabling. Two crossover operators suitable for LLE are proposed and compared to the existing on...

The aim of the short term load forecasting is to forecast the electric power load for unit commitment, evaluating the reliability of the system, economic dispatch, and so on. Short term load forecasting obviously plays an important role in traditional non-cooperative power systems. Moreover, in a restructured power system a generator company (GENCO) should predict the system demand and its corr...

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