نتایج جستجو برای: ddm

تعداد نتایج: 750  

2015
C. E. Ivey H. A. Holmes Y. T. Hu J. A. Mulholland A. G. Russell

An integral part of air quality management is knowledge of the impact of pollutant sources on ambient concentrations of particulate matter (PM). There is also a growing desire to directly use source impact estimates in health studies; however, source impacts cannot be directly measured. Several limitations are inherent in most source apportionment methods motivating the development of a novel h...

2003
Helmut Kern Christian Hofer Michaela Mödlin Claudia Forstner Winfried Mayr Wolfgang Richter

High intensity stimulation is a feasible clinical method for preventing effects of early denervation, however in long-term denervation exponential currents could not elicit tetanic contractions of denervated-degenerated muscles (DDM) powerful enough to sustain motility functions. In our earlier clinical work, we demonstrated that electrical stimulation with exponential current could slow down a...

Journal: :Mausam 2022

After privatization of the power sectors in India, fossil-fuel-based industries have an important role to play liberalization economy country. Modeling efforts will help a great deal designing stacks and taking appropriate pollution control measures for proposed plants. A case study has been cited with short-term (24-hour) use dispersion model assessing Ground Level Concentration (GLC) pollutan...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2012
Xiaoxu Jiang Lan Guan Yonggang Zhou Wen-Xu Hong Qinghai Zhang H Ronald Kaback

LacY mutant Cys154 → Gly exhibits a periplasmic-closed crystal structure identical to the WT, but is periplasmic-open in the membrane. The mutant hardly catalyzes transport, but binds galactosides from either side of the membrane with the same affinity and is resistant to site-directed proteolysis relative to the pseudo-WT. Site-directed alkylation was also applied to 11 single-Cys mutants in C...

Journal: :Social cognitive and affective neuroscience 2014
Hernando Santamaría-García Mario Pannunzi Alba Ayneto Gustavo Deco Nuria Sebastián-Gallés

So far, it was unclear if social hierarchy could influence sensory or perceptual cognitive processes. We evaluated the effects of social hierarchy on these processes using a basic visual perceptual decision task. We constructed a social hierarchy where participants performed the perceptual task separately with two covertly simulated players (superior, inferior). Participants were faster (better...

Journal: :Mathematics 2023

In the process of image restoration, it is usually necessary to solve large-scale inverse problems, where computational cost very high for large or high-resolution images. The domain decomposition method one most effective algorithms which can effectively decrease cost. cascadic multigrid has a good effect on linear model restoration and obtain quality restored this paper, overlapping (DDM) wit...

Journal: :Electronics 2021

Directional modulation (DM) has been proposed as a technique to enhance physical layer security of wireless transmissions. In DM, the improvement is achieved by increasing transmitted power in such way that bit error rate (BER) degraded observation angles out desired secure direction. The performance DM terms BER typically evaluated transmitting stream symbols for every angle, but this approach...

2014
Stephanie Goldfarb Naomi E. Leonard Patrick Simen Carlos H. Caicedo-Núñez Philip Holmes

We present new findings that distinguish drift diffusion models (DDMs) from the linear ballistic accumulator (LBA) model as descriptions of human behavior in a two-alternative forced-choice reward maximization (Rmax) task. Previous comparisons have not considered Rmax tasks, and differences identified between the models' predictions have centered on practice effects. Unlike the parameter-free o...

2008
Omar Jasso-Luna Víctor Jesús Sosa Sosa Ivan López-Arévalo

Everyday, a huge amount of data are produced by many institutions. In most of the cases these data are stored on centralized servers where usually are analyzed to extract knowledge from them. This knowledge is represented by patterns or tendencies that become valuable assets for decision makers. Data analysis requires high performance computing. This situation has motivated the development of D...

Journal: :Mathematical and Computer Modelling 2004
Leevan Ling Edward J. Kansa

In our previous work, an effective preconditioning scheme that is based upon constructing least-squares approximation cardinal basis functions (ACBFs) from linear combinations of the RBF-PDE matrix elements has shown very attractive numerical results. The preconditioner costs O(N2) flops to set up and O(N) storage. The preconditioning technique is sufficiently general that it can be applied to ...

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