Results 41 to 50 of about 7,374 (201)

Generalized unscented transformation for forecasting non-Gaussian processes. [PDF]

open access: yesPhys Rev E
The observations of linear and nonlinear physical processes are subject to random errors, which can be represented by a wide variety of probability distributions. In contrast, most estimation and inference techniques rely on a Gaussian assumption, which may limit our ability to make model-based predictions. There is a need for data assimilation methods
Ebeigbe D   +6 more
europepmc   +3 more sources

Cardiac Mechanical Parameter Calibration Based on the Unscented Transform [PDF]

open access: yes, 2012
Patient-specific cardiac modelling can help in understanding pathophysiology and predict therapy planning. However it requires to personalize the model geometry, kinematics, electrophysiology and mechanics. Calibration aims at providing global values (space invariant) of parameters before performing the personalization stage which involves solving an ...
Stéphanie Marchesseau   +7 more
openaire   +3 more sources

Automated weighing by sequential inference in dynamic environments

open access: yes, 2015
We demonstrate sequential mass inference of a suspended bag of milk powder from simulated measurements of the vertical force component at the pivot while the bag is being filled.
Martin, A. D., Molteno, T. C. A.
core   +1 more source

Joint Uncertainty Decoding with Unscented Transform for Noise Robust Subspace Gaussian Mixture Models [PDF]

open access: yes, 2012
Common noise compensation techniques use vector Taylor series (VTS) to approximate the mismatch function. Recent work shows that the approximation accuracy may be improved by sampling.
Ghoshal, Arnab, Lu, Liang, Renals, Steve
core   +1 more source

Ecological Characteristics of Stream Reaches With and Without Low‐Tech Process‐Based Restoration in a Wildfire‐Affected Catchment

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Low‐tech process‐based stream restoration (LTPBR) is increasingly implemented following wildfire, underscoring the need to evaluate restoration outcomes in burned catchments. To help address this need, we measured abiotic and biotic characteristics of a reach that received LTPBR, an untreated reach, and a reach with relict beaver activity that
Kimberly A. Nichter   +5 more
wiley   +1 more source

Western Greenland ice sheet retreat history reveals elevated precipitation during the Holocene thermal maximum [PDF]

open access: yesThe Cryosphere, 2020
We investigate changing precipitation patterns in the Kangerlussuaq region of western central Greenland during the Holocene thermal maximum (HTM), using a new chronology of ice sheet terminus position through the Holocene and a novel inverse modeling ...
J. Downs   +5 more
doaj   +1 more source

Optimal Alarms for Vehicular Collision Detection

open access: yes, 2017
An important application of intelligent vehicles is advance detection of dangerous events such as collisions. This problem is framed as a problem of optimal alarm choice given predictive models for vehicle location and motion.
Bhat, Chandra   +2 more
core   +1 more source

Urban peatlands can harbour diverse insect communities but depend on appropriate habitat management

open access: yesInsect Conservation and Diversity, EarlyView.
Urban peatlands can support high insect diversity, including endangered species and peat bog specialists. Flower diversity boosts endangered species, while succession cover reduces overall insect richness—but bog condition and urbanization showed no major effects.
Nadja Pernat   +3 more
wiley   +1 more source

A New Efficient Stochastic Energy Management Technique for Interconnected AC Microgrids

open access: yes, 2018
Cooperating interconnected microgrids with the Distribution System Operation (DSO) can lead to an improvement in terms of operation and reliability.
Dabbaghjamanesh, Morteza   +3 more
core   +1 more source

Free‐Air Electric Arc Phenomena in High‐Voltage Energy Transmission Systems: A Comprehensive Review Integrating Physical Modeling and Intelligent Monitoring

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
This graphical abstract compares circuit‐based, signal‐processing‐based, and intelligent‐learning‐based approaches for secondary arc‐fault detection, highlighting their key principles and practical advantages. ABSTRACT Reliable detection of free‐air electric arc faults in high‐voltage overhead transmission lines, together with accurate discrimination ...
Mahyar Abasi   +2 more
wiley   +1 more source

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