Results 1 to 10 of about 713,545 (263)

Optical Fiber Vibration Sensor Using Least Mean Square Error Algorithm [PDF]

open access: yesSensors, 2020
In order to enhance the signal-to-noise ratio (SNR) of a distributed optical fiber vibration sensor based on coherent optical time domain reflectometry (COTDR), a high extinction ratio cascade structure of an acousto-optic modulator and semiconductor ...
Yu Wang   +6 more
doaj   +2 more sources

Review of Root-Mean-Square Error Calculation Methods for Large Deployable Mesh Reflectors

open access: yesInternational Journal of Aerospace Engineering, 2022
In the design of a large deployable mesh reflector, high surface accuracy is one of ultimate goals since it directly determines overall performance of the reflector. Therefore, evaluation of surface accuracy is needed in many cases of design and analysis
Sichen Yuan
doaj   +2 more sources

Root-mean-square error (RMSE) or mean absolute error (MAE): when to use them or not [PDF]

open access: yesGeoscientific Model Development, 2022
The root-mean-squared error (RMSE) and mean absolute error (MAE) are widely used metrics for evaluating models. Yet, there remains enduring confusion over their use, such that a standard practice is to present both, leaving it to the reader to decide ...
T. O. Hodson
doaj   +1 more source

A novel extended Gumbel Type II model with statistical inference and Covid-19 applications

open access: yesResults in Physics, 2022
Statistical models play an important role in data analysis, and statisticians are constantly looking for new or relatively new statistical models to fit data sets across a wide range of fields.
Showkat Ahmad Lone   +3 more
doaj   +1 more source

Bayesian minimum mean square error for transmissivity sensing

open access: yesPhysical Review Research, 2023
We address the problem of estimating the transmissivity of the pure-loss single-mode bosonic channel from the Bayesian point of view, i.e., when a prior probability distribution function (PDF) on the transmissivity is available.
Boyu Zhou   +3 more
doaj   +1 more source

Root mean square error (RMSE) or mean absolute error (MAE)? – Arguments against avoiding RMSE in the literature [PDF]

open access: yesGeoscientific Model Development, 2014
Both the root mean square error (RMSE) and the mean absolute error (MAE) are regularly employed in model evaluation studies. Willmott and Matsuura (2005) have suggested that the RMSE is not a good indicator of average model performance and might be
T. Chai, R. R. Draxler
doaj   +1 more source

Theoretical Structure and Applications of a Newly Enhanced Gumbel Type II Model

open access: yesMathematics, 2023
Statistical models are vital in data analysis, and researchers are always on the search for potential or the latest statistical models to fit data sets in a variety of domains. To create an improved statistical model, we used a T-X transformation and the
Showkat Ahmad Lone   +5 more
doaj   +1 more source

Performance Analysis of Turbo Codes, LDPC Codes, and Polar Codes over an AWGN Channel in the Presence of Inter Symbol Interference

open access: yesSensors, 2023
This paper discusses the results of simulations relating to the performances of turbo codes, low density parity check (LDPC) codes, and polar codes over an additive white Gaussian noise (AWGN) channel in the presence of inter symbol interference ...
Adriana-Maria Cuc   +2 more
doaj   +1 more source

Normalized Root-Mean-Square Error (RMSE) of TorchDIVA motor signal.

open access: yes, 2023
Normalized Root-Mean-Square Error (RMSE) of TorchDIVA motor signal.
Visar Berisha (2218258)   +2 more
core   +1 more source

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