Results 31 to 40 of about 2,375,094 (333)

Blockchain-Based Software Effort Estimation: An Empirical Study

open access: yesIEEE Access, 2022
Context: The success or failure of any software development project significantly depends on the accuracy of its effort estimates. Software development effort estimation is the foundation for project bidding, budgeting, planning, and cost control ...
Mansoor Ahmed   +6 more
doaj   +1 more source

Linear Computation Coding: A Framework for Joint Quantization and Computing

open access: yesAlgorithms, 2022
Here we introduce the new concept of computation coding. Similar to how rate-distortion theory is concerned with the lossy compression of data, computation coding deals with the lossy computation of functions.
Ralf Reiner Müller   +2 more
doaj   +1 more source

Baroreflex Sensitivity Assessment Using the Sequence Method with Delayed Signals in End-Stage Renal Disease Patients

open access: yesSensors, 2022
Impaired baroreflex sensitivity (BRS) is partially responsible for erratic blood pressure fluctuations in End-Stage Renal Disease (ESRD) patients on chronic hemodialysis (HD), which is related to autonomic nervous dysfunction.
Marisol Martinez-Alanis   +6 more
doaj   +1 more source

Optimal, reliable estimation of quantum states [PDF]

open access: yes, 2006
Accurately inferring the state of a quantum device from the results of measurements is a crucial task in building quantum information processing hardware.
Aliferis P   +10 more
core   +2 more sources

Combinational Randomized Response Mechanism for Unbalanced Multivariate Nominal Attributes

open access: yesIEEE Access, 2020
At present, many enterprises provide users with better services by collecting their sensitive information. However, these enterprises will inevitably cause the leakage of users' information, thereby infringing on users' privacy.
Xuejie Feng   +3 more
doaj   +1 more source

Unified Description of Efficiency Correction and Error Estimation for Moments of Conserved Quantities in Heavy-Ion Collisions [PDF]

open access: yes, 2017
We provide a unified description of efficiency correction and error estimation for moments of conserved quantifies in heavy-ion collisions. Moments and cumulants are expressed in terms of the factorial moments, which can be easily corrected for the ...
Luo, Xiaofeng
core   +1 more source

Accurate error estimation in CG [PDF]

open access: yesNumerical Algorithms, 2021
In practical computations, the (preconditioned) conjugate gradient (P)CG method is the iterative method of choice for solving systems of linear algebraic equations $Ax=b$ with a real symmetric positive definite matrix $A$. During the iterations it is important to monitor the quality of the approximate solution $x_k$ so that the process could be stopped
Gérard Meurant, Jan Papez, Petr Tichý
openaire   +3 more sources

Efficient Estimation of Approximate Factor Models via Regularized Maximum Likelihood [PDF]

open access: yes, 2012
We study the estimation of a high dimensional approximate factor model in the presence of both cross sectional dependence and heteroskedasticity. The classical method of principal components analysis (PCA) does not efficiently estimate the factor ...
Bai, Jushan, Liao, Yuan
core   +2 more sources

Estimation error of the constrained lasso [PDF]

open access: yes2016 54th Annual Allerton Conference on Communication, Control, and Computing (Allerton), 2016
This paper presents a non-asymptotic upper bound for the estimation error of the constrained lasso, under the high-dimensional (n ≪ p) setting. In contrast to existing results, the error bound in this paper is sharp, is valid when the parameter to be estimated is not exactly sparse (e.g., when it is weakly sparse), and shows explicitly the effect of ...
Nissim Zerbib   +3 more
openaire   +2 more sources

AgileSAR: Achieving Wide-Swath Spaceborne SAR Based on Time-Space Sampling

open access: yesIEEE Access, 2019
High resolution and wide swath, which are related to imaging quality and observation efficiency, are the key specifications for spaceborne synthetic aperture radar (SAR).
Ze Yu   +3 more
doaj   +1 more source

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