Results 81 to 90 of about 22,937,031 (254)

Multiscale modelling and identification of a class of lattice dynamical systems [PDF]

open access: yes, 2009
A new multiscale modelling framework is introduced to describe a class of lattice dynamical systems (LDS), which can be used to model natural systems involving multiphysics and the multi-resolution facets of a single spatio-temporal dynamical system ...
Billings, S.A., Coca, D., Guo, L.Z.
core  

Future workplace reimagination: A multiscenario analysis on entrepreneurial small and medium internationalisers

open access: yesEuropean Management Review, EarlyView.
Abstract This paper aims to encounter the scholarly demand for comprehensive identification and investigation of the factors that highlight the sense of the “workplace of the future.” Besides, this study sheds in‐depth qualitative and quantitative insights into analysing such drivers in international entrepreneurial small and medium enterprises of ...
Hannan Amoozad Mahdiraji   +3 more
wiley   +1 more source

Design and Implementation of License Plate Localization System Based on Adaboost [PDF]

open access: yes, 2016
摘要 论文论述了车牌定位系统设计与实现的方法和过程,车牌定位是车牌识别系统中车牌定位、车牌分割、车牌号码识别三部分的第一个部分,好坏直接关系到整个系统识别率的高低,并且对识别速度有很大影响。 本文在理论研究上主要包括特征提取、算法选择、算法改进三个方面。在充分研究和理解Haar特征的基础上,提出了“回字形特征”和“非对称线性特征”两种类Haar特征。设计过程中选取四种原有Haar特征及本文提出的两种类Haar特征的六种特征为特征模版,以及对窗口大小和移动步长的优化选取生成了5571个特征 ...
屠楚楠
core  

Parenting While Black: Ethnic‐Racial Socialization Among Netherlands‐Based Caribbean and West‐African Heritage Mothers

open access: yesJournal of Marriage and Family, EarlyView.
ABSTRACT Objective This study explores how and why West African and Caribbean heritage mothers in the Netherlands engage in ethnic‐racial socialization. Background West African and Caribbean communities have long histories in the Netherlands. Even though parents from these communities are tasked with helping children navigate mainstream Dutch culture ...
Daudi van Veen   +2 more
wiley   +1 more source

General Haar systems and greedy approximation [PDF]

open access: yesStudia Mathematica, 2001
The author generalizes the classical dyadic Haar system by replacing the sequence of dyadic points with an arbitrary dense sequence of points in [0,1]. It is proved that for each general Haar system \(H_T\) obtained in this way there exists a permutation of a subsequence of the dyadic Haar system which is equivalent to \(H_T\) in each \(L^p([0,1])\) \((
openaire   +2 more sources

How Plants May Maintain Protein Homeostasis Under Rising Atmospheric CO2

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Vascular plants may employ several physiological mechanisms to stabilize their protein contents as atmospheric CO2 concentrations change over a day, year, decade, or century. One mechanism is that plants may rely more on soil ammonium as their nitrogen source when CO2 increases.
Arnold J. Bloom   +2 more
wiley   +1 more source

Specific Object Picking Robotic Arm Using Haar Cascades [PDF]

open access: yesE3S Web of Conferences
This project shows a robotic arm that can pick up objects. It was made with accuracy and speed in mind for use in factories. The robotic arm is very good at picking up metal nuts.
Junaid Malik Mohammad   +6 more
doaj   +1 more source

Impact Assessment as Agenda‐Setting: Procedural Politicking and the Mobilization of Bias in the European Union's Audiovisual Media Services Directive

open access: yesRegulation &Governance, EarlyView.
ABSTRACT Though often framed as a technocratic tool, impact assessment is a core element of the political agenda‐setting process. In this article, we show that decisions about what is subject to legislative debate are made during impact assessment; specifically, during the drafting of the assessment report.
Eleanor Brooks, Kathrin Lauber
wiley   +1 more source

Dimension reduction for optimal design problems with Kronecker product structure

open access: yesScandinavian Journal of Statistics, EarlyView.
Abstract This paper is motivated by the problem of optimal allocation of trials in multi‐environment crop variety testing with a large number of varieties. Optimizing the allocation of trials results in the minimization of a design criterion with a Kronecker product structure in the information matrix.
Taras Bodnar, Maryna Prus
wiley   +1 more source

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