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Jahidin A H AH Faculty of Electrical Engineering, Universiti Teknologi MARA, 40450 Shah Alam, Selangor, Malaysia. Electronic address: - - 2014
This paper elaborates on the novel intelligence assessment method using the brainwave sub-band power ratio features. The study focuses only on the left hemisphere brainwave in its relaxed state. Distinct intelligence quotient groups have been established earlier from the score of the Raven Progressive Matrices. Sub-band power ratios are calculated ...
Shafizadeh Sven S Department of Trauma and Orthopaedic Surgery, Cologne Merheim Medical Centre, Witten/Herdecke University, Ostmerheimer Strasse 200, 51109, Cologne, Germany, - - 2014
Correct anatomic tunnel positions are essential in anterior cruciate ligament (ACL) reconstruction. To establish recommendations for tunnel positioning based on anatomical findings and to compare tunnel positions with clinical results, different radiological measurement methods as the quadrant method exist. Comparing the data of different observers requires the validation of the ...
Zamengo Luca L Laboratory of Environmental Hygiene and Forensic Toxicology, Department of Prevention, ULSS12 Veneziana, Regione Veneto, Venezia Mestre, Venezia, - - 2014
The measurement of blood-alcohol content (BAC) is a crucial analytical determination required to assess if an offence (e.g. driving under the influence of alcohol) has been committed. For various reasons, results of forensic alcohol analysis are often challenged by the defence. As a consequence, measurement uncertainty becomes a critical topic ...
Bourgeois Jérémy J Research Unit on Cognitive and Affective Sciences, University of Lille Nord de France, - - 2014
Previous studies have shown that using a tool modifies in a short time-scale both near-body space perception and arm-length representation in the body schema. However, to date no research has specifically investigated the effect of tool-use on an action-related perceptual task. We report here a study assessing the effect of ...
Caner Mehmet M Department of Economics, 4168 Nelson Hall, North Carolina State University, Raleigh, NC - - 2014
Model selection and estimation are crucial parts of econometrics. This paper introduces a new technique that can simultaneously estimate and select the model in generalized method of moments (GMM) context. The GMM is particularly powerful for analyzing complex data sets such as longitudinal and panel data, and it has wide ...
Uesawa Yoshihiro Y Department of Clinical Pharmaceutics, Meiji Pharmaceutical University, - - 2014
There is argument whether non-sedative properties of histamine H1-receptor antagonists (antihistamines) are determined by their active extrusions from the brain via P-glycoprotein or their restricted penetration through the blood-brain barrier. We have reported that sedative and non-sedative antihistamines can be well discriminated by measuring changes in their binding to H1 ...
Ali M Sanni MS Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht Institute for Pharmaceutical Sciences, University of Utrecht, Utrecht, The - - 2014
Conditional on the propensity score (PS), treated and untreated subjects have similar distribution of observed baseline characteristics when the PS model is appropriately specified. The performance of several PS balance measures in assessing the balance of covariates achieved by a specific PS model and selecting the optimal PS model was ...
Kim Sang-Yoon SY Research Division, LABASIS Corporation, Chunchon,Gangwon-Do 200-702, - - 2014
Synchronized brain rhythms, associated with diverse cognitive functions, have been observed in electrical recordings of brain activity. Neural synchronization may be well described by using the population-averaged global potential VG in computational neuroscience. The time-averaged fluctuation of VG plays the role of a "thermodynamic" order parameter O used for describing ...
Kruijne Wouter W Cognitive Psychology, Faculty of Psychology and Education, Vrije Universiteit Amsterdam, Van der Boechorststraat 1, 1081 BT Amsterdam, The Netherlands. Electronic address: - - 2014
The trajectory of saccades to a target is often affected whenever there is a distractor in the visual field. Distractors can cause a saccade to deviate towards their location or away from it. The oculomotor mechanisms that produce deviation towards distractors have been thoroughly explored in behavioral, neurophysiological and computational ...
Davesne E - - 2014
Abstract Purpose: To collect values of parameters describing the physico-chemical properties of different uranium compounds in order to quantify their variability and to propose specific parameters for different workplaces and compounds. Material and methods: The published values of absorption parameters, gastro-intestinal absorption fractions, activity median aerodynamic diameters and geometric standard ...
Siekmeier Peter J PJ Laboratory for Computational Neuroscience, McLean Hospital, Belmont, MA, - - 2014
Since the original formulation of the dopamine hypothesis, a number of other cellular level abnormalities-e.g., NMDA receptor hypofunction, GABA system dysfunction, neural connectivity disturbances-have been identified in schizophrenia, but the manner in which these potentially interact with hyperdopaminergia to lead to schizophrenic symptomatology remains uncertain. Previously, we created a neuroanatomically ...
Silva Pedro P Centro Algoritmi, University of Minho, Braga, Portugal, - - 2014
There is an increasing interest in conceiving robotic systems that are able to move and act in an unstructured and not predefined environment, for which autonomy and adaptability are crucial features. In nature, animals are autonomous biological systems, which often serve as bio-inspiration models, not only for their physical and ...
Schmuker Michael M Neuroinformatics and Theoretical Neuroscience, Institute for Biology, Department of Biology Chemistry and Pharmacy, Freie Universität Berlin, 14195 Berlin, - - 2014
Computational neuroscience has uncovered a number of computational principles used by nervous systems. At the same time, neuromorphic hardware has matured to a state where fast silicon implementations of complex neural networks have become feasible. En route to future technical applications of neuromorphic computing the current challenge lies in the ...
Mohamed Ami F AF Department of Pharmaceutical Biosciences, Uppsala University, Uppsala, - - 2014
An optimized dosing regimen of the prodrug of colistin, colistin methanesulphonate (CMS), against resistant Pseudomonas aeruginosa is needed to ensure effective bacterial killing. The objectives of this study were to develop a pharmacokinetic (PK)/pharmacodynamic (PD) model that characterizes the time course of the antibacterial activity of colistin against P. aeruginosa ...
Goede Simon L SL Electronic Engineering, Private Research and Consultancy Oterlekerweg 4, 1841 GP Stompetoren, The Netherlands. Electronic address: - - 2014
The hypothalamus-pituitary-thyroid (HPT) axis represents a complex, non-linear thyroid hormone system in vertebrates governed by numerous variables. The common modeling approach until now aims at a comprehensive inclusion of all known physiological influences. In contrast, we develop a parsimonious mathematical model that integrates the hypothalamus-pituitary (HP) complex as an endocrinologic ...
Grassi Silvia S Department of Food, Environmental and Nutritional Sciences (DeFENS), Università degli Studi di Milano, via Celoria 2, 20133 Milano, - - 2014
This work investigates the capability of Fourier-Transform near infrared (FT-NIR) spectroscopy to monitor and assess process parameters in beer fermentation at different operative conditions. For this purpose, the fermentation of wort with two different yeast strains and at different temperatures was monitored for nine days by FT-NIR. To correlate the ...
Wang Xuhui X Sino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing 100871, - - 2014
Earth system models project that the tropical land carbon sink will decrease in size in response to an increase in warming and drought during this century, probably causing a positive climate feedback. But available data are too limited at present to test the predicted changes in the tropical carbon balance ...
Zhang Yu Y Key Laboratory for Advanced Control and Optimization for Chemical Processes, East China University of Science and Technology, Shanghai, P. R. - - 2014
Canonical correlation analysis (CCA) has been one of the most popular methods for frequency recognition in steady-state visual evoked potential (SSVEP)-based brain-computer interfaces (BCIs). Despite its efficiency, a potential problem is that using pre-constructed sine-cosine waves as the required reference signals in the CCA method often does not result in ...
Insperger Tamas T Department of Applied Mechanics, Budapest University of Technology and Economics, 1521, Budapest, Hungary, - - 2014
The effects of sensory input uncertainty, [Formula: see text], on the stability of time-delayed human motor control are investigated by calculating the minimum stick length, [Formula: see text], that can be stabilized in the inverted position for a given time delay, [Formula: see text]. Five control strategies often discussed in ...
Singh Kunwar P KP Academy of Scientific and Innovative Research, Anusandhan Bhawan, Rafi marg, New Delhi, 110 001, India, - - 2014
Groundwater hydrochemistry of an urban industrial region in Indo-Gangetic plains of north India was investigated. Groundwater samples were collected both from the industrial and non-industrial areas of Kanpur. The hydrochemical data were analyzed using various water quality indices and nonparametric statistical methods. Principal components analysis (PCA) was performed to identify ...
Ruddat I I 1 Department of Biometry, Epidemiology and Information Processing, WHO Collaborating Centre for Research and Training in Veterinary Public Health, University of Veterinary Medicine, Hannover, - - 2014
In the context of assessing the impact of management and environmental factors on animal health, behaviour or performance it has become increasingly important to conduct (epidemiological) studies in the field. Hence, the number of investigated farms per study is considerably high so that numerous observers are needed for investigation. In ...
Bowers L L Section of Mental Health Nursing, Institute of Psychiatry, Kings College London, London, - - 2014
In the previous paper we described a model explaining differences in rates of conflict and containment between wards, grouping causal factors into six domains: the staff team, the physical environment, outside hospital, the patient community, patient characteristics and the regulatory framework. This paper reviews and evaluates the evidence for the ...
Lindholm Beata - - 2014
This study aimed to comprehensibly investigate potential contributing factors to fear of falling (FOF) among people with idiopathic Parkinson's disease (PD). The study included 104 people with PD. Mean (SD) age and PD-duration were 68 (9.4) and 5 (4.2) years, respectively, and the participants' PD-symptoms were relatively mild. FOF (the ...
Heaton Matthew J MJ Department of Statistics, Brigham Young University, 223 TMCB, Provo, UT 84602, United States. Electronic address: - - 2014
Identifying and characterizing urban vulnerability to heat is a key step in designing intervention strategies to combat negative consequences of extreme heat on human health. This study combines excess non-accidental mortality counts, numerical weather simulations, US Census and parcel data into an assessment of vulnerability to heat in Houston, Texas. ...
Johnson Melencia - - 2014
Past scholarship has explored the ecological model as it pertains to intimate partner violence from the victim's perspective. Missing from this literature is the application of the ecological model to victim advocates, specifically rural victim advocates. This article explores the microsystem and exosystem levels of the ecological model to understand ...
Kirchner Marietta M Faculty of Health and Social Sciences, Hochschule Fresenius, University of Applied Sciences, Idstein, - - 2014
Variability indicates motor control disturbances and is suitable to identify gait pathologies. It can be quantified by linear parameters (amplitude estimators) and more sophisticated nonlinear methods (structural information). Detrended Fluctuation Analysis (DFA) is one method to measure structural information, e.g., from stride time series. Recently, an improved method, Adaptive Fractal ...
Russo Tommaso T Laboratory of Experimental Ecology and Aquaculture, Department of Biology, "Tor Vergata" University of Rome, Rome, - - 2014
We propose a new graphical approach to the analysis of multi-temporal morphological and ecological data concerning the life history of fish, which can typically serves models in ecomorphological investigations because they often undergo significant ontogenetic changes. These changes can be very complex and difficult to describe, so that visualization, abstraction ...
Williamson Elizabeth J EJ School of Public Health and Preventive Medicine, Monash University, Melbourne, Victoria, Australia; Centre for Epidemiology and Biostatistics, Melbourne School of Population and Global Health, The University of Melbourne, Melbourne, Victoria, Australia; The Victorian Centre for Biostatistics (VICBiostat), Melbourne, Victoria, - - 2014
In respiratory health research, interest often lies in estimating the effect of an exposure on a health outcome. If randomization of the exposure of interest is not possible, estimating its effect is typically complicated by confounding bias. This can often be dealt with by controlling for the variables causing the ...
Xu Mingjie M Qianyanzhou Ecological Station, Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China ; University of Chinese Academy of Sciences, Beijing, - - 2014
Because evapotranspiration (ET) is the second largest component of the water cycle and a critical process in terrestrial ecosystems, understanding the inter-annual variability of ET is important in the context of global climate change. Eight years of continuous eddy covariance measurements (2003-2010) in a subtropical coniferous plantation were used to ...
Banner W W Department of Pharmacy Practice, College of Pharmacy, University of Oklahoma , Oklahoma City, OK , - - 2014
Context. Recent publications have graphically demonstrated a curvilinear relationship between measures of intelligence and blood lead levels at low concentrations (< 10 mcg/dl). This led to speculation that a greater biologic effect occurs at lower concentrations. Critics of this conclusion hypothesized that this graphical relationship may be a function of ...
de Gee Jan Willem JW Brain and Cognition, Department of Psychology, University of Amsterdam, 1018 XA, Amsterdam, The - - 2014
A number of studies have shown that pupil size increases transiently during effortful decisions. These decision-related changes in pupil size are mediated by central neuromodulatory systems, which also influence the internal state of brain regions engaged in decision making. It has been proposed that pupil-linked neuromodulatory systems are activated by ...
Henrekson Magnus M Research Institute of Industrial Economics, SE-102 15 Stockholm, - - 2014
Entrepreneurship policy mainly aims to promote innovative Schumpeterian entrepreneurship. However, the rate of entrepreneurship is commonly proxied using quantity-based metrics, such as small business activity, the self-employment rate, or the number of startups. We argue that those metrics give rise to misleading inferences regarding high-impact Schumpeterian entrepreneurship. To unambiguously identify ...
Duffell Lynsey D LD MSk Lab, Imperial College London, London, - - 2014
Gait analysis is an important clinical tool. A variety of models are used for gait analysis, each yielding different results. Errors in model outputs can occur due to inaccurate marker placement and skin motion artefacts, which may be reduced using a cluster-based model. We aimed to compare a custom-made cluster ...
Martínez-Martín P P Alzheimer Center Reina Sofia Foundation and CIBERNED, Carlos III Institute of Health, Madrid, - - 2014
The Movement Disorder Society sponsored version of the Unified Parkinson's Disease Rating Scale (MDS-UPDRS) is a comprehensive instrument for assessing Parkinson's disease (PD). The present study was aimed at determining the relationships between MDS-UPDRS components and health-related quality of life (HRQoL) evaluations in PD patients. An international, multicenter, cross-sectional study ...
Ramos-Ortega Javier J Departments of *Podiatry; and †Physiotherapy, University of Seville, Seville, - - 2014
The aim of this work is to study the relationship of torsional and rotational parameters of the lower limb with a specific angular position of the cleat to establish whether these variables affect the adjustment of the cleat. Correlational study. Motion analysis laboratory. Thirty-seven men cyclists of high performance. The ...
Lacy Paige P Pulmonary Research Group, Department of Medicine, University of Alberta, Edmonton, Alberta, - - 2014
We discovered that serious issues could arise that may complicate interpretation of metabolomic data when identical samples are analyzed at more than one NMR facility, or using slightly different NMR parameters on the same instrument. This is important because cross-center validation metabolomics studies are essential for the reliable application of ...
Row Jeffrey R JR Department of Biology, Trent University, Peterborough, ON, K9J 7B8, - - 2014
Determining the causes of cyclic fluctuations in population size is a central tenet in population ecology and provides insights into population regulatory mechanisms. We have a firm understanding of how direct and delayed density dependence affects population stability and cyclic dynamics, but there remains considerable uncertainty in the specific processes ...
Hall Jason R - - 2014
The Triarchic model of psychopathy describes this complex condition in terms of distinct phenotypic components of boldness, meanness, and disinhibition. Brief self-report scales designed specifically to index these psychopathy facets have thus far demonstrated promising construct validity. The present study sought to develop and validate scales for assessing facets of ...
Ratcliff Roger - - 2014
The diffusion decision model (Ratcliff, 1978) was used to examine discrimination for a range of perceptual tasks: numerosity discrimination, number discrimination, brightness discrimination, motion discrimination, speed discrimination, and length discrimination. The model produces a measure of the quality of the information that drives decision processes, a measure termed drift rate ...
Ranganathan Shyam S Department of Mathematics, Uppsala University, Uppsala, - - 2014
Data arising from social systems is often highly complex, involving non-linear relationships between the macro-level variables that characterize these systems. We present a method for analyzing this type of longitudinal or panel data using differential equations. We identify the best non-linear functions that capture interactions between variables, employing Bayes factor ...
Barranca Victor J VJ Mathematical Sciences Department, Rensselaer Polytechnic Institute, Troy, NY, USA, - - 2014
In order to properly capture spike-frequency adaptation with a simplified point-neuron model, we study approximations of Hodgkin-Huxley (HH) models including slow currents by exponential integrate-and-fire (EIF) models that incorporate the same types of currents. We optimize the parameters of the EIF models under the external drive consisting of AMPA-type conductance ...
Kreuzer Matthias M Department of Anaesthesiology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Str. 22, 81675, Munich, - - 2014
Monitors evaluating the electroencephalogram (EEG) to determine depth of anaesthesia use spectral analysis approaches for analysis windows up to 61.5 s as well as additional smoothing algorithms. Stationary EEG is required to reliably apply the index algorithms. Because of rapid physiological changes, artefacts, etc., the EEG may not always fulfil this ...
Needham Robert R CSHER, Faculty of Health Sciences, Staffordshire University, Leek Road, Stoke on Trent, ST4 2DF, UK. Electronic address: - - 2014
The complexity of human gait patterns has become a topic of major interest in motor control and biomechanics. Range of motion is still the preferred method to quantify movement impairment, however, within these traditional linear measures, the inter-segmental coordination and movement variability is normally ignored. A dynamical systems approach using ...
Liu Congmin C Department of Mathematics, South China University of Technology, Guangzhou, 510640, - - 2014
In this paper, we investigate the dynamical behaviors of a Morris-Lecar neuron model. By using bifurcation methods and numerical simulations, we examine the global structure of bifurcations of the model. Results are summarized in various two-parameter bifurcation diagrams with the stimulating current as the abscissa and the other parameter as ...
Yopak Kara E KE School of Animal Biology and the UWA Oceans Institute, University of Western Australia, 35 Stirling Highway, Crawley, WA, 6009, Australia, - - 2014
Olfaction is a universal modality by which all animals sample chemical stimuli from their environment. In cartilaginous fishes, olfaction is critical for various survival tasks including localizing prey, avoiding predators, and chemosensory communication with conspecifics. Little is known, however, about interspecific variation in olfactory capability in these fishes, or whether ...
Bunton Kate - - 2014
Objective : This study examined the relation between nasal port area, nasalance, and perceptual ratings of nasality for three English corner vowels, /i/, /u/, and /a/. Design : Samples were simulated using a computational model that allowed for exact control of nasal port size and direct measures of nasalance. Perceptual ...
Chekroun Mickaël David MD Department of Atmospheric and Oceanic Sciences and Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA - - 2014
Despite the importance of uncertainties encountered in climate model simulations, the fundamental mechanisms at the origin of sensitive behavior of long-term model statistics remain unclear. Variability of turbulent flows in the atmosphere and oceans exhibits recurrent large-scale patterns. These patterns, while evolving irregularly in time, manifest characteristic frequencies across a ...
Lee Hyung Joo - - 2014
Although ground measurements have contributed to revealing the association between ambient air pollution and health effects in epidemiological studies, exposure measurement errors are likely to be caused due to the sparse spatial distribution of ground monitors. In this study, we estimate daily ground NO2 concentrations in the New England region, ...
Noonan Michael J MJ Wildlife Conservation Research Unit, Department of Zoology, University of Oxford, The Recanati-Kaplan Centre, Tubney House, Tubney, Oxfordshire, United - - 2014
We establish intra-individual and inter-annual variability in European badger (Meles meles) autumnal nightly activity in relation to fine-scale climatic variables, using tri-axial accelerometry. This contributes further to understanding of causality in the established interaction between weather conditions and population dynamics in this species. Modelling found that measures of daylight, rain/humidity, ...
Yamamoto Dorothy J DJ Department of Radiology, University of Colorado Denver, 12700 E. 19th Avenue, Mail Stop C278, Aurora, CO 80045, - - 2014
Substance dependence is associated with impaired decision-making and altered fronto-striatal-limbic activity. Both greater and lesser brain activity have been reported in drug users compared to controls during decision-making. Inconsistent results might be explained by group differences in the temporal profile of the functional magnetic resonance imaging (fMRI) response. While most ...
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