Results 11 to 20 of about 9,390,253 (340)

Estimation of the Rate-Distortion Function [PDF]

open access: yesIEEE Transactions on Information Theory, 2008
Motivated by questions in lossy data compression and by theoretical considerations, we examine the problem of estimating the rate-distortion function of an unknown (not necessarily discrete-valued) source from empirical data. Our focus is the behavior of
Harrison, M. T., Kontoyiannis, I.
core   +2 more sources

RAFFn relaxation rate functions [PDF]

open access: yesJournal of Magnetic Resonance, 2018
In the present study we derive expressions for relaxation rate functions due to dipolar interactions between identical spins in the rotating frames of rank greater than or equal to 3. The rotating frames are produced due to fictitious magnetic field as generated by amplitude and frequency modulated radiofrequency (RF) pulses operating in non-adiabatic ...
Dennis J, Sorce, Shalom, Michaeli
openaire   +2 more sources

Ratings of Overall Olfactory Function [PDF]

open access: yesChemical Senses, 2003
The aim of this study was to investigate the accuracy of self-reported ratings of olfactory function in 83 healthy subjects. Such ratings were compared with quantitative measures of olfactory function, as well as with ratings of nasal patency. In experiment 1 subjects rated olfactory function and nasal patency before olfactory testing, whereas in ...
Landis, B.N.   +4 more
openaire   +4 more sources

Earnings Functions and Rates of Return [PDF]

open access: yesSSRN Electronic Journal, 2008
The internal rate of return to schooling is a fundamental economic parameter that is often used to assess whether expenditure on education should be increased or decreased. This article considers alternative approaches to estimating marginal internal rates of return for different schooling levels.
Heckman, James J.   +2 more
openaire   +6 more sources

Functional ratings in sports [PDF]

open access: yesJournal of Quantitative Analysis in Sports, 2020
Abstract In this paper, we present a new model for ranking sports teams. Our model uses all scoring data from all games to produce a functional rating by the method of least squares. The functional rating can be interpreted as a team average point differential adjusted for strength of schedule.
Brad Lowery   +2 more
openaire   +1 more source

Comparison of Multiple Hazard Rate Functions [PDF]

open access: yesBiometrics, 2015
Summary Many robust tests have been proposed in the literature to compare two hazard rate functions, however, very few of them can be used in cases when there are multiple hazard rate functions to be compared. In this article, we propose an approach for detecting the difference among multiple hazard rate functions.
Chen, Zhongxue   +2 more
openaire   +3 more sources

The tacrolimus metabolism rate influences renal function after kidney transplantation. [PDF]

open access: yesPLoS ONE, 2014
The effective calcineurin inhibitor (CNI) tacrolimus (Tac) is an integral part of the standard immunosuppressive regimen after renal transplantation (RTx).
Gerold Thölking   +10 more
doaj   +1 more source

Star Formation Rate Distributions: Inadequacy of the Schechter Function [PDF]

open access: yes, 2012
In this paper we posit that galaxy luminosity functions (LFs) come in two fundamentally different types depending on whether the luminosity traces galaxy stellar mass or its current star formation rate (SFR).
Lee, Janice C., Salim, Samir
core   +2 more sources

Periodic average magnitude difference function for remote heart rate monitoring

open access: yesElectronics Letters, 2023
With the increasing attention on remote monitoring of human heart rate by radar, there is a need to develop a method that can estimate heart rate quickly and reliably.
Chi Zhang   +3 more
doaj   +1 more source

Calculation of the Dangerous Failure Rate of the Safety Function

open access: yesApplied Sciences, 2022
Each safety-related function must be implemented with a defined safety integrity level (SIL) if the control system implements safety-related functions (SFs) in addition to the standard control functions. The required SIL of the SF depends on the quantity
Karol Rástočný   +3 more
doaj   +1 more source

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