Results 21 to 30 of about 1,572,872 (292)

Neural Network-Based Automated Assessment of Fatigue Damage in Mechanical Structures

open access: yesMachines, 2020
This paper proposes a methodology for automated assessment of fatigue damage, which has been tested and validated with polycrystalline-alloy (Aℓ7075-T6) specimens on an experimental apparatus.
Hassan Alqahtani, Asok Ray
doaj   +1 more source

Comparison of two prognostic models for acute pulmonary embolism

open access: yesEgyptian Journal of Chest Disease and Tuberculosis, 2016
Pulmonary embolism severity index (PESI) as an example of clinical model which was designed in 2005, which comprises 11 routinely available clinical predictor variables with different prognostic weights.
Abd-ElRahim Ibrahim Youssef   +3 more
doaj   +1 more source

Least squares type estimation of the transition density of a particular hidden Markov chain [PDF]

open access: yes, 2008
In this paper, we study the following model of hidden Markov chain: $Y_i=X_i+\epsilon_i$, $i=1,...,n+1$ with $(X_i)$ a real-valued stationary Markov chain and $(\epsilon_i)_{1\leq i\leq n+1}$ a noise having a known distribution and independent of the ...
Lacour, Claire
core   +3 more sources

Terrain Characterization and Soil Erosion Risk Assessment for Watershed Prioritization Using Remote Sensing and GIS (A case study of Nawagaon Maskara Rao Watershed, Saharanpur, India)

open access: yesForum Geografi, 2009
Soil erosion is crucial problem in India where more than 70% of land in degraded. This study is to establish conservation priorities of the sub watersheds across the entire terrain, and suggest suitable conservation measures.
Beny Harjadi
doaj   +1 more source

Onset Symptom Clusters in Multiple Sclerosis: Characteristics, Comorbidities, and Risk Factors

open access: yesFrontiers in Neurology, 2021
Background: Multiple sclerosis (MS) symptoms are expected to aggregate in specific patterns across different stages of the disease. Here, we studied the clustering of onset symptoms and examined their characteristics, comorbidity patterns and ...
Vladeta Ajdacic-Gross   +15 more
doaj   +1 more source

Plane tree risk assessment in urban space using Artificail Neural Network [PDF]

open access: yesعلوم محیطی, 2020
Introduction: As one of the most valuable parts of a municipal system, the green space has long been praised. For that matter, all the data related to street-side trees must be assessed and recorded.
Mozdeh Nafian   +3 more
doaj   +1 more source

Outperforming the S&P 500 Using Top-Down Asset Allocation [PDF]

open access: yes, 2016
This paper investigates whether portfolio managers can outperform the S&P 500 index using top-down asset allocation, using historical returns, standard deviations, and correlations of different asset classes.
Lanier, Benjamin
core   +2 more sources

Over-Booking Approach for Dynamic Spectrum Management [PDF]

open access: yes, 2011
An over-booking based dynamic spectrum management (DSM) scheme is conceived for improving the attainable spectral efficiency. All secondary users (SU) will be categorized into different classes and they borrow spectral resources from the primary users ...
Hanzo, Lajos   +3 more
core   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Clinical Insights Into Hypercalcemia of Malignancy in Childhood

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Hypercalcemia of malignancy (HCM) is a rare but life‐threatening metabolic emergency in children that occurs in less than 1% of pediatric cancer cases, with a reported incidence ranging from 0.4% to 1.0% across different studies. While it is observed in 10%–20% of adult malignancies, pediatric HCM remains relatively uncommon.
Hüseyin Anıl Korkmaz
wiley   +1 more source

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