Results 31 to 40 of about 3,647,752 (207)

Power flow analysis of integrated energy microgrid considering non‐smooth characteristics

open access: yesIET Generation, Transmission & Distribution, 2022
With the development of electric energy substitution technologies such as electric auxiliary heating, the relationship between electric energy and thermal energy is getting closer, and it is of great significance to in‐depth study of integrated energy ...
Yuntao Ju   +6 more
doaj   +1 more source

Automatic image segmentation method for cotton leaves with disease under natural environment

open access: yesJournal of Integrative Agriculture, 2018
In order to improve the image segmentation performance of cotton leaves in natural environment, an automatic segmentation model of diseased leaf with active gradient and local information is proposed.
Jian-hua ZHANG   +4 more
doaj   +1 more source

Factor-augmented Smoothing Model for Functional Data

open access: yes, 2021
We propose modeling raw functional data as a mixture of a smooth function and a highdimensional factor component. The conventional approach to retrieving the smooth function from the raw data is through various smoothing techniques. However, the smoothing model is not adequate to recover the smooth curve or capture the data variation in some situations.
Gao, Yuan, Shang, Han Lin, Yang, Yanrong
openaire   +2 more sources

Model Consistency of Partly Smooth Regularizers [PDF]

open access: yesIEEE Transactions on Information Theory, 2014
This paper studies least-square regression penalized with partly smooth convex regularizers. This class of penalty functions is very large and versatile, and allows to promote solutions conforming to some notion of low complexity.
Samuel Vaiter, G. Peyré, M. Fadili
semanticscholar   +1 more source

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

Gene expression profiles during tissue remodeling following bladder outlet obstruction

open access: yesScientific Reports, 2021
Bladder outlet obstruction (BOO) often results in lower urinary tract symptoms (LUTSs) and negatively affects quality of life. Here, we evaluated gene expression patterns in the urinary bladder during tissue remodeling due to BOO.
Saya Ito   +9 more
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.
Fabien Lauer   +2 more
openaire   +1 more source

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

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

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

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