Fluctuations, bias, variance & ensemble of learners: Exact asymptotics for convex losses in high-dimension

B Loureiro, C Gerbelot, M Refinetti… - International …, 2022 - proceedings.mlr.press
… rigorous theory for the study of fluctuations in an ensemble of … bias-variance decomposition
of the test error, our analysis also helps disentangle the contribution of statistical fluctuations, …

Fluctuations, bias, variance and ensemble of learners: exact asymptotics for convex losses in high-dimension

B Loureiro, C Gerbelot, M Refinetti… - Journal of Statistical …, 2023 - iopscience.iop.org
… rigorous theory for the study of fluctuations in an ensemble of … bias-variance decomposition
of the test error, our analysis also helps disentangle the contribution of statistical fluctuations, …

Mood fluctuations, projection bias, and volatility of equity prices

R Mehra, R Sah - Journal of Economic Dynamics and Control, 2002 - Elsevier
… local fluctuations in the discount factor on the fluctuations in equity prices. The fluctuations in
… no assumption is made concerning the statistical distribution underlying these fluctuations. …

Errors in the estimation of the variance: implications for multiple-probability fluctuation analysis

C Saviane, RA Silver - Journal of neuroscience methods, 2006 - Elsevier
… use of a theoretical variance of the variance based on the normal … for various applications of
fluctuation analysis when few … provide a biased estimate of the variance of the variance if the …

Blocks adjustment—reduction of bias and variance of detrended fluctuation analysis using Monte Carlo simulation

S Michalski - Physica A: Statistical Mechanics and its Applications, 2008 - Elsevier
… log–log scale versus fluctuation function considerably influences bias and variance of DFA.
… Due to the bias of the estimator for anti-persistent processes, we narrowed down the range …

[PDF][PDF] Bias-variance analysis of support vector machines for the development of SVM-based ensemble methods

G Valentini, TG Dietterich - Journal of Machine Learning Research, 2004 - jmlr.org
… prediction, bias, unbiased and biased variance, net-variance according to the … variance and
systematic effect (James, 2003) is reduced to the measurements of the net-variance and bias

[引用][C] Sampling bias and fluctuating asymmetry

LW Simmons, JL Tomkins, JT Manning - Animal Behaviour, 1995 - Elsevier
Fluctuating asymmetries arise because of environmental … Values of fluctuating asymmetry
in morphological traits are thus … A negative relationship between fluctuating asymmetry and …

A high-bias, low-variance introduction to machine learning for physicists

P Mehta, M Bukov, CH Wang, AGR Day, C Richardson… - Physics reports, 2019 - Elsevier
… At small sample sizes, noise can create fluctuations in the … so they are forced to ignore the
fluctuations and to focus on the … with what is known as the biasvariance tradeoff, cf Section 3.2…

[HTML][HTML] Bias and variance of angular correlation functions

SD Landy, AS Szalay - … Journal, Part 1 (ISSN 0004-637X), vol …, 1993 - adsabs.harvard.edu
… We present a general method for calculating the bias and variance of estimators for wQ9)
based … pair counts and these fluctuations. For example, the mean and variance of the estimator …

Uncertainty on PIV mean and fluctuating velocity due to bias and random errors

BM Wilson, BL Smith - Measurement Science and Technology, 2013 - iopscience.iop.org
… to velocity fluctuations and PIV noise may be reduced by acquiring more data, measurements
of Reynolds normal stresses (which are the variance of the velocity) will always be biased