Results 41 to 50 of about 4,927,965 (236)

Smooth Analytic Functions and Model Subspaces [PDF]

open access: yes, 2017
24 pages; to appear in Harmonic Analysis, Partial Differential Equations, Banach Spaces, and Operator Theory (Volume 2). Celebrating Cora Sadosky's Life. Editors: S. Marcantognini, M. C. Pereyra, A. Stokolos and W. Urbina. AWM-Springer Series, Springer (2017)
openaire   +2 more sources

Estimation of semiparametric models when the criterion function is not smooth [PDF]

open access: yesWorking Paper Series, 2002
We provide easy to verify sufficient conditions for the consistency and asymptotic normality of a class of semiparametric optimization estimators where the criterion function does not obey standard smoothness conditions and simultaneously depends on some preliminary nonparametric estimators.
Xiaohong Chen   +2 more
openaire   +6 more sources

Backpropagation algorithm with fractional derivatives

open access: yesITM Web of Conferences, 2018
The paper presents a model of a neural network with a novel backpropagation rule, which uses a fractional order derivative mechanism. Using the Grunwald Letnikow definition of the discrete approximation of the fractional derivative, the author proposed ...
Gomolka Zbigniew
doaj   +1 more source

Learning smooth models of nonsmooth functions via convex optimization [PDF]

open access: yes2012 IEEE International Workshop on Machine Learning for Signal Processing, 2012
This paper proposes a learning framework and a set of algorithms for nonsmooth regression, i.e., for learning piecewise smooth target functions with discontinuities in the function itself or the derivatives at unknown locations. In the proposed approach, the model belongs to a class of smooth functions.
F. Lauer, V.L. Le, G. Bloch
openaire   +1 more source

Correction of diabetic erectile dysfunction with adipose derived stem cells modified with the vascular endothelial growth factor gene in a rodent diabetic model. [PDF]

open access: yesPLoS ONE, 2013
The aim of this study was to determine whether adipose derived stem cells (ADSCs) expressing vascular endothelial growth factor (VEGF) gene can improve endothelial function, recover the impaired VEGF signaling pathway and enhance smooth muscle contents ...
Guihua Liu   +11 more
doaj   +1 more source

An optimal trajectory planning algorithm for autonomous trucks: Architecture, algorithm, and experiment

open access: yesInternational Journal of Advanced Robotic Systems, 2020
Safe lane changing of the dynamic industrial park and port scenarios with autonomous trucks involves the problem of planning an effective and smooth trajectory.
Feng Zhang, Ranfei Xia, Xinxing Chen
doaj   +1 more source

Log Fano varieties over function fields of curves [PDF]

open access: yes, 2007
Consider a smooth log Fano variety over the function field of a curve. Suppose that the boundary has positive normal bundle. Choose an integral model over the curve.
A. Grothendieck   +17 more
core   +2 more sources

Universal distortion function for steganography in an arbitrary domain

open access: yesEURASIP Journal on Information Security, 2014
Currently, the most successful approach to steganography in empirical objects, such as digital media, is to embed the payload while minimizing a suitably defined distortion function.
Vojtech Holub   +2 more
semanticscholar   +1 more source

Evaluation of Arteriolar Smooth Muscle Cell Function in an Ex Vivo Microvascular Network Model

open access: yesScientific Reports, 2017
An emerging challenge in tissue engineering biomimetic models is recapitulating the physiological complexity associated with real tissues. Recently, our laboratory introduced the rat mesentery culture model as an ex vivo experimental platform for ...
Jessica M. Motherwell   +7 more
doaj   +1 more source

Three-Dimensional Inversion of Semi-Airborne Transient Electromagnetic Data Based on a Particle Swarm Optimization-Gradient Descent Algorithm

open access: yesApplied Sciences, 2022
Semi-airborne transient electromagnetics (SATEM) is a geophysical survey tool known for its ability to perform three-dimensional (3D) observations and collect high-density data in large volumes.
Yiming He   +3 more
doaj   +1 more source

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