Results 61 to 70 of about 4,452,190 (289)

Method for forecasting the time standard of multi‐characteristic item

open access: yesTechnological and Economic Development of Economy, 2005
The purpose of this paper is to propose a method for determining the time standard of items based on several characters, where part of them is quantitative and some of them are qualitative (dichotomic).
Yossi Hadad, Lea Friedman
doaj   +1 more source

A modified particle method for semilinear hyperbolic systems with oscillatory solutions [PDF]

open access: yes, 2004
We introduce a modified particle method for semi-linear hyperbolic systems with highly oscillatory solutions. The main feature of this modified particle method is that we do not require different families of characteristics to meet at one point.
Fetecau, R. C., Hou, T. Y.
core  

An HMM--ELLAM scheme on generic polygonal meshes for miscible incompressible flows in porous media

open access: yes, 2018
We design a numerical approximation of a system of partial differential equations modelling the miscible displacement of a fluid by another in a porous medium.
Cheng, Hanz Martin, Droniou, Jerome
core   +1 more source

Prolonged Corrected QT Interval as an Early Electrocardiographic Marker of Cyclophosphamide‐Induced Cardiotoxicity in Pediatric Hematology and Oncology Patients

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cyclophosphamide (CY) is associated with potentially fatal cardiotoxicity, yet no electrocardiographic indices have been established for early detection of CY‐induced cardiomyopathy. This study aimed to determine whether corrected QT interval (QTc) prolongation can predict early onset of CY‐related cardiac dysfunction in pediatric ...
Junpei Kawamura   +5 more
wiley   +1 more source

Predicting Chronicity in Children and Adolescents With Newly Diagnosed Immune Thrombocytopenia at the Timepoint of Diagnosis Using Machine Learning‐Based Approaches

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objectives To identify predictors of chronic ITP (cITP) and to develop a model based on several machine learning (ML) methods to estimate the individual risk of chronicity at the timepoint of diagnosis. Methods We analyzed a longitudinal cohort of 944 children enrolled in the Intercontinental Cooperative immune thrombocytopenia (ITP) Study ...
Severin Kasser   +6 more
wiley   +1 more source

Three-dimensional boundary layer calculation by a characteristic method [PDF]

open access: yes
A numerical method for solving the three-dimensional boundary layer equations for bodies of arbitrary shape is presented. In laminar flows, the application domain extends from incompressible to hypersonic flows with the assumption of chemical equilibrium.
Houdeville, R.
core   +1 more source

A Systematic Review of Evidence on the Clinical Effectiveness of Surveillance Imaging in Children With Medulloblastoma and Ependymoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Surveillance imaging aims to detect tumour relapse before symptoms develop, but it's unclear whether earlier detection of relapse leads to better outcomes in children and young people (CYP) with medulloblastoma and ependymoma. This systematic review aims to identify relevant literature to determine the efficacy of surveillance magnetic ...
Lucy Shepherd   +3 more
wiley   +1 more source

Calvin & Hobbes chase the murderer: Atypical solution to a case of trace evidence in a laboratory. Case report

open access: yesCase Reports, 2015
This is the case of a typical request for a chemical laboratory analysis to conduct a comparison of materials or trace evidence with completely unexpected results from those obtained if established protocols had been followed. This request involved the
Jairo Peláez Rincón
doaj  

Polyester Melt Characteristic Viscosity Prediction Method Under Incomplete Data

open access: yesShanghai Jiaotong Daxue xuebao
Characteristic viscosity is a key indicator of the quality of polyester melts, whose accurate prediction can help to identify potential quality problems of polyester melts in advance, adjust the process parameters in time and reduce enterprise losses ...
BI Jinmao, ZHANG Peng, ZHANG Jie, ZHAO Chuncai, CUI Li
doaj   +1 more source

Research on Radiation Characteristic of Plasma Antenna through FDTD Method

open access: yesThe Scientific World Journal, 2014
The radiation characteristic of plasma antenna is investigated by using the finite-difference time-domain (FDTD) approach in this paper. Through using FDTD method, we study the propagation of electromagnetic wave in free space in stretched coordinate ...
Jianming Zhou   +3 more
doaj   +1 more source

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