Results 21 to 30 of about 150,627 (302)

A Comparison of Error Bounds for a Nonlinear Tracking System with Detection Probability Pd < 1

open access: yesSensors, 2012
Error bounds for nonlinear filtering are very important for performance evaluation and sensor management. This paper presents a comparative study of three error bounds for tracking filtering, when the detection probability is less than unity.
Xiqin Wang   +3 more
doaj   +1 more source

Vision‐based, terrain‐aided navigation with decentralized fusion and finite set statistics

open access: yesNAVIGATION, 2019
Terrain-related information, in the form of features extracted from images, presents a rich data source that can be harvested to facilitate drastic improvements in navigation when conventional data sources, such as GPS, are not available.
James S. McCabe, Kyle J. DeMars
openaire   +2 more sources

On preferred point geometry in statistics [PDF]

open access: yes, 2001
A brief synopsis of progress in differential geometry in statistics is followed by a note of some points of tension in the developing relationship between these disciplines. The preferred point nature of much of statistics is described and suggests the
Marriott, P.   +9 more
core   +1 more source

Multi-object tracking via high accuracy optical flowand finite set statistics [PDF]

open access: yes2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2011
In this work we present a novel method for tracking an unknown number of objects with a single camera system in real-time. The proposed algorithm is based on high-accuracy optical flow and finite set statistics. In this framework the target state is treated as a random vector and the number of possible objects as a random number, which has to be ...
Marek Schikora   +2 more
openaire   +1 more source

Simultaneous Indirect Inference, Impulse Responses and ARMA Models

open access: yesEconometrics, 2020
A two-stage simulation-based framework is proposed to derive Identification Robust confidence sets by applying Indirect Inference, in the context of Autoregressive Moving Average (ARMA) processes for finite samples.
Lynda Khalaf, Beatriz Peraza López
doaj   +1 more source

Stochastic finite elements: Where is the physics? [PDF]

open access: yesTheoretical and Applied Mechanics, 2011
The micromechanics based on the Hill-Mandel condition indicates that the majority of stochastic finite element methods hinge on random field (RF) models of material properties (such as Hooke’s law) having no physical content, or even at odds with ...
Ostoja-Starzewski Martin
doaj   +1 more source

Mesoscopic density grains in a 1D interacting Bose gas from the exact Yang–Yang solution

open access: yesNew Journal of Physics, 2017
Number fluctuations in a one-dimensional Bose gas consist of contributions from grainy fluctuations of localized domains (the density grains). We have derived a set of extended integral equations from the Yang–Yang solution for finite temperature that ...
Joanna Pietraszewicz, Piotr Deuar
doaj   +1 more source

Neutrosophic Ranked Set Sampling Scheme for Estimating Population Mean: An Application to Demographic Data [PDF]

open access: yesNeutrosophic Sets and Systems
The primary goal of this study is to address the limitations of classical statistics in handling ambiguous or indeterminate data. The best alternative to classical and fuzzy statistics for handling such data uncertainty is neutrosophic statistics, which ...
Rajesh Singh , Anamika Kumari
doaj   +1 more source

Study on the life cycle simulation method of the temperature field and temperature effect of a steel–concrete composite bridge deck system

open access: yesMeasurement + Control, 2021
Traditional theoretical calculations, field measurements, and finite element methods sometimes fail to realize life cycle simulations of the temperature field and temperature effect of steel–concrete composite bridge deck systems.
Shengtao Xiang   +3 more
doaj   +1 more source

Kinetic equations and anisotropic hydrodynamics for quark and gluon fluids

open access: yesEPJ Web of Conferences, 2018
The mixture of quark and gluon fluids is studied in a one-dimensional boostinvariant setup using the set of relativistic kinetic equations treated in the relaxation time approximation.
Maksymiuk Ewa
doaj   +1 more source

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