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Quantifying Uncertainty in Net Primary Production Measurements

Mark E. Harmon, Donald L. Phillips, John J. Battles, Andrew Rassweiler, Robert O. Hall Jr., and William K. Lauenroth

in Principles and Standards for Measuring Primary Production

Published in print:
2007
Published Online:
September 2007
ISBN:
9780195168662
eISBN:
9780199790128
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195168662.003.0012
Subject:
Biology, Ecology

Because primary production usually is estimated from several variables that are themselves subject to error in measurement, these errors propagate as the variables are combined mathematically. ... More


Error propagation and scaling for tropical forest biomass estimates

Jerome Chave, Guillem Chust, Richard Condit, Salomon Aguilar, Andres Hernandez, Suzanne Lao, and Rolando Perez

in Tropical Forests and Global Atmospheric Change

Published in print:
2005
Published Online:
September 2007
ISBN:
9780198567066
eISBN:
9780191717888
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198567066.003.0013
Subject:
Biology, Plant Sciences and Forestry

The dry above-ground biomass (AGB) of tropical forests is a crucial variable for ecologists, biogeochemists, foresters, and policy makers. Permanent tree inventories provide an efficient way of ... More


The reconstruction of momentum density

N. K. Hansen

in X-Ray Compton Scattering

Published in print:
2004
Published Online:
September 2007
ISBN:
9780198501688
eISBN:
9780191718045
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198501688.003.0006
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter describes how the three-dimensional electron density distribution can be reconstructed from measured one-dimensional projections (the directional Compton profiles) by the Fourier-Bessel ... More


Computational strategies in lattice QCD

Martin Lüscher

in Modern Perspectives in Lattice QCD: Quantum Field Theory and High Performance Computing: Lecture Notes of the Les Houches Summer School: Volume 93, August 2009

Published in print:
2011
Published Online:
January 2012
ISBN:
9780199691609
eISBN:
9780191731792
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199691609.003.0006
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This chapter provides an introduction to some of the basic numerical techniques used in lattice QCD. The topics covered include Markov-chain simulations, the HMC algorithm, deflation and variance ... More


Momentum density studies by the Maximum Entropy Method

L. Dobrzyński

in X-Ray Compton Scattering

Published in print:
2004
Published Online:
September 2007
ISBN:
9780198501688
eISBN:
9780191718045
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198501688.003.0007
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter discusses the Maximum Entropy Method (MEM). It begins with a general introduction to MEM, then develops the application to the reconstruction of the three-dimensional electron density ... More


Second-order methods for error propagation in variational data assimilation

F.-X. Le Dimet, I. Gejadze, and V. Shutyaev

in Advanced Data Assimilation for Geosciences: Lecture Notes of the Les Houches School of Physics: Special Issue, June 2012

Published in print:
2014
Published Online:
March 2015
ISBN:
9780198723844
eISBN:
9780191791185
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198723844.003.0014
Subject:
Physics, Geophysics, Atmospheric and Environmental Physics

This chapter discusses the use of second-order methods for estimating error propagation in variational data assimilation. The basic variational approach to data assimilation exhibits the optimality ... More


Statistical Toolkit

Carey Witkov and Keith Zengel

in Chi-Squared Data Analysis and Model Testing for Beginners

Published in print:
2019
Published Online:
November 2019
ISBN:
9780198847144
eISBN:
9780191882074
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198847144.003.0002
Subject:
Physics, Theoretical, Computational, and Statistical Physics, Particle Physics / Astrophysics / Cosmology

Chi-squared analysis requires familiarity with basic statistical concepts like the mean, standard deviation and standard error, and uncertainty propagation. Interesting aspects are presented to ... More


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