Results 21 to 30 of about 384,790 (275)

A general smoothing inequality for disordered polymers [PDF]

open access: yes, 2013
This note sharpens the smoothing inequality of Giacomin and Toninelli for disordered polymers. This inequality is shown to be valid for any disorder distribution with locally finite exponential moments, and to provide an asymptotically sharp constant for
Caravenna, Francesco   +1 more
core   +4 more sources

An improved method using adaptive smoothing for GNSS tomographic imaging of ionosphere.

open access: yesPLoS ONE, 2021
Global navigation satellite system (GNSS) is a well-established sensors in the recent ionosphere research. By comparing with classical meteorological equipments, the GNSS application can obtain more reliable and precious ionospheric total electron ...
Rushang Jia   +4 more
doaj   +1 more source

Intersubband carrier scattering in n- and p-Si/SiGe quantum wells with diffuse interfaces [PDF]

open access: yes, 2008
Scattering rate calculations in two-dimensional Si/Si1−xGex systems have typically been restricted to rectangular Ge profiles at interfaces between layers.
A. Valavanis   +5 more
core   +2 more sources

Quasi-optimal nonconforming methods for symmetric elliptic problems. I -- Abstract theory [PDF]

open access: yes, 2017
We consider nonconforming methods for symmetric elliptic problems and characterize their quasi-optimality in terms of suitable notions of stability and consistency.
Veeser, Andreas, Zanotti, Pietro
core   +2 more sources

Modeling of hydrogen production system for photovoltaic power generation and capacity optimization of energy storage system

open access: yesFrontiers in Energy Research, 2022
Hydrogen production using solar energy is an important way to obtain hydrogen energy. However, the inherent intermittent and random characteristics of solar energy reduce the efficiency of hydrogen production. Therefore, it is necessary to add an energy
Daohong Wei   +5 more
doaj   +1 more source

Partial smoothness and constant rank

open access: yes, 2018
The idea of partial smoothness in optimization blends certain smooth and nonsmooth properties of feasible regions and objective functions. As a consequence, the standard first-order conditions guarantee that diverse iterative algorithms (and post-optimality analyses) identify active structure or constraints. However, by instead focusing directly on the
Lewis, Adrian S., Liang, Jingwei
openaire   +2 more sources

UJI KOEFISIEN VARIANSI KONSTAN DALAM REGRESI NONPARAMETRIK

open access: yesInfinity, 2015
ABSTRAK Tulisan ini membahas uji baru untuk hipotesis koefisien variansi konstan dalam model umum regresi nonparametrik. Uji ini didasarkan pada estimasi jarak antara kuadrat dari fungsi regresi dan fungsi varians.
Asri Ode Samura
doaj   +1 more source

A Fast Two-Stage Bilateral Filter Using Constant Time O(1) Histogram Generation

open access: yesSensors, 2022
Bilateral Filtering (BF) is an effective edge-preserving smoothing technique in image processing. However, an inherent problem of BF for image denoising is that it is challenging to differentiate image noise and details with the range kernel, thus often ...
Sheng-Wei Cheng   +2 more
doaj   +1 more source

New and Improved Superstring Phenomenology [PDF]

open access: yes, 1999
Recent developments in string theory have important implications for cosmology. Topics discussed here are inflation, the cosmological constant, smoothing of cosmological singularities, and dark matter from parallel universes.
Lykken, Joseph D.
core   +3 more sources

Forecasting of Groundwater Tax Revenue Using Single Exponential Smoothing Method [PDF]

open access: yesE3S Web of Conferences, 2019
Setting the target of groundwater tax revenues for the next year is an important thing for Kutai Kartanegara Regional Office of Revenue to maximize the regional income and accelerate regional development.
Khairina Dyna Marisa   +3 more
doaj   +1 more source

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