Results 11 to 20 of about 9,940 (265)

Control of Variation by Reward Probability. [PDF]

open access: yesJournal of Experimental Psychology: Animal Behavior Processes, 2004
Two bar-press experiments with rats tested the rule that reducing expectation of reward increases the variation from which reward selects. Experiment 1 used a discrete-trial random-interval schedule, with trials signaled by light or sound. One signal always ended with reward; the other signal ended with reward less often.
Gharib, A, Gade, C, Roberts, Seth
openaire   +3 more sources

Control Variates for Quantile Estimation [PDF]

open access: yesManagement Science, 1987
New point and interval estimators for quantiles that employ a control variate are introduced. The properties of these estimators do not depend on the usual assumption of joint normality between the random variable of interest and the control. Illustrative examples for queueing and stochastic activity network models are given.
Jason C. Hsu, Barry L. Nelson
openaire   +1 more source

A novel method for the 3D inhomogeneous percolation on the Lattice with its application

open access: yesResults in Physics, 2023
This article anticipates the puzzle of acquiring a three-dimensional inhomogeneous site percolation on an irregular Bethe Lattice (TDIBL). In this work, we explore a TDIBL with the intent to realize the right tradeoff among different percolating variates,
Muhammad Imran Shahid   +2 more
doaj   +1 more source

Discrete Variational Optimal Control [PDF]

open access: yesJournal of Nonlinear Science, 2012
30 pages, 6 ...
Fernando Jiménez   +2 more
openaire   +2 more sources

Effect of mint juice on nitrite in pickled cabbage

open access: yesShanghai yufang yixue, 2023
ObjectiveTo explore the effect of mint juice on the nitrite content in pickled cabbage, and to determine the best concentration of mint juice through comprehensive sensory evaluation.MethodsThe control variates method was used to conduct this single ...
HE Yifei, LI Wenhui
doaj   +1 more source

An Overdispersed Black-Box Variational Bayesian–Kalman Filter with Inaccurate Noise Second-Order Statistics

open access: yesSensors, 2021
Aimed at the problems in which the performance of filters derived from a hypothetical model will decline or the cost of time of the filters derived from a posterior model will increase when prior knowledge and second-order statistics of noise are ...
Lin Cao   +6 more
doaj   +1 more source

Variational Intrinsic Control

open access: yesCoRR, 2016
In this paper we introduce a new unsupervised reinforcement learning method for discovering the set of intrinsic options available to an agent. This set is learned by maximizing the number of different states an agent can reliably reach, as measured by the mutual information between the set of options and option termination states.
Karol Gregor   +2 more
openaire   +3 more sources

Controlling variation in the comet assay [PDF]

open access: yesFrontiers in Genetics, 2014
Variability of the comet assay is a serious issue, whether it occurs from experiment to experiment in the same laboratory, or between different laboratories analysing identical samples. Do we have to live with high variability, just because the comet assay is a biological assay rather than analytical chemistry? Numerous attempts have been made to limit
Collins, Andrew Richard   +5 more
openaire   +6 more sources

Monitoring Reliability for Three-Parameter Frechet Distribution Using Control Charts

open access: yesIEEE Access, 2020
Control Charts for attributes have been widely adopted for examining the fraction non-conforming or non-conformities in a process. However, Shewhart control charts may face some practical problems when the process fraction of non-conformities is very low.
Youlong Wu   +4 more
doaj   +1 more source

Reliability analysis of helium pressure non-destructive testing method of the fuel rod

open access: yesHe jishu, 2023
BackgroundCurrently, the destructive puncture manometry method is used to measure helium pressure inside fuel rods. However, this method is expensive and does not guarantee 100% coverage.
HUANG Fan   +4 more
doaj   +1 more source

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