Results 111 to 120 of about 3,052 (255)

Rational Expectations Fools' Bubbles

open access: yesInternational Economic Review, EarlyView.
ABSTRACT We develop a rational, Walrasian model of speculative bubbles inspired by the Kindleberger–Minsky view, which describes bubbles as wave‐like market processes. Touched off by an initial shock, price booms are initially self‐reinforcing but become self‐destructive later when prices surpass fundamental value.
Luis Araujo, Antonio Doblas‐Madrid
wiley   +1 more source

Exact and metaheuristic approaches to minimizing makespan in parallel machine scheduling with conflicting jobs

open access: yesInternational Transactions in Operational Research, EarlyView.
Abstract We address the scheduling conflicting jobs on parallel identical machines problem with makespan minimization, a classical and computationally challenging variant of parallel machine scheduling. We develop and evaluate three distinct solution methodologies: a novel constraint programming (CP) formulation, and two metaheuristics: a multi ...
Roberto Maria Rosati   +3 more
wiley   +1 more source

Double difference integer ambiguity resolution in GPS phase measurements collected on points of permanent stations network [PDF]

open access: yes, 2007
Estymację lokalnych różnicowych modeli refrakcji poprzedza się wstępnym opracowaniem pomiarów fazowych zarejestrowanych w sieci stacji permanentnych GPS, w celu wyznaczenia całkowitoliczbowych początkowych nieoznaczoności cykli fazowych.
Skorupa, B.
core  

Triple-Frequency GPS Precise Point Positioning Ambiguity Resolution Using Dual-Frequency Based IGS Precise Clock Products

open access: yesInternational Journal of Aerospace Engineering, 2017
With the availability of the third civil signal in the Global Positioning System, triple-frequency Precise Point Positioning ambiguity resolution methods have drawn increasing attention due to significantly reduced convergence time.
Fei Liu, Yang Gao
doaj   +1 more source

Leveraging modified ex situ tomography data for segmentation of in situ synchrotron X‐ray computed tomography

open access: yesJournal of Microscopy, EarlyView.
Abstract In situ synchrotron X‐ray computed tomography enables dynamic material studies. However, automated segmentation remains challenging due to complex imaging artefacts – like ring and cupping effects – and limited training data. We present a methodology for deep learning‐based segmentation by transforming high‐quality ex situ laboratory data to ...
Tristan Manchester   +6 more
wiley   +1 more source

Intimate Partner Violence, Ambiguous and Non‐Consensual Non‐Monogamy, and Breaking Up During Young Adulthood

open access: yesJournal of Marriage and Family, EarlyView.
ABSTRACT Objective This study examines how intimate partner violence (IPV) and two types of non‐monogamy—ambiguous‐consent non‐monogamy (ACNM; concurrent sexual partners in relationships without an explicit agreement about monogamy or non‐monogamy) and non‐consensual non‐monogamy (NCNM; cheating in relationships committed to monogamy)—co‐occur and ...
Jennifer S. Barber, Yasamin Kusunoki
wiley   +1 more source

GNSS Integer Ambiguity Validation: Overview of Theory and Methods [PDF]

open access: yes, 2013
Integer carrier-phase ambiguity resolution is the key to fast and high-precision Global Navigation Satellite System (GNSS) positioning and navigation.
Teunissen, Peter
core  

Contingent capital: A tale of two valuations

open access: yesJournal of Risk and Insurance, EarlyView.
Abstract This study investigates the valuation gap between buyers and sellers of insurers' contingent capital, driven by asymmetric exposures to tax benefits, capital injections, and bankruptcy costs. We develop a novel Twin‐Tree Model with Jumps (TTMJ) that models the insurer's asset value dynamics by incorporating catastrophe risk, insolvency risk ...
Tian‐Shyr Dai   +3 more
wiley   +1 more source

A comparison of TCAR, CIR and LAMBDA GNSS ambiguity resolution [PDF]

open access: yes, 2003
With the envisioned introduction of three-carrier GNSS's (modernized GPS, Galileo), new methods of ambiguity resolution have been developed. In this contribution we will compare two important candidate methods for triple-frequency ambiguity resolution ...
Teunissen, Peter   +2 more
core  

Panel Sequential Group Estimation of Interactive Effects Models

open access: yesOxford Bulletin of Economics and Statistics, EarlyView.
ABSTRACT This paper proposes a novel procedure to identify latent groups in the slopes of panel data models with interactive effects. The method is straightforward to apply and relies only on closed‐form estimators when evaluating the objective function.
Ignace De Vos, Joakim Westerlund
wiley   +1 more source

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