Results 101 to 110 of about 71,036 (260)

AMCAL: Approximate Multiplier With the Configurable Accuracy Levels for Image Processing and Convolutional Neural Network

open access: yesIEEE Access
Multiplication is a necessary arithmetic operation in signal processing and machine learning algorithms. This paper proposes a novel method called Approximate Multiplier with Configurable Accuracy Levels (AMCAL) to obtain energy and area savings.
Reza Zendegani, Saeed Safari
doaj   +1 more source

He’s Variational Iteration Method for Nonlinear Jerk Equations: Simple but Effective

open access: yesShock and Vibration, 2013
The variational iteration method (VIM) for determining periodic solutions of non-linear jerk equations involving third-order time-derivative is presented.
Behrouz Raftari
doaj   +1 more source

Mechanical Properties of Architected Polymer Lattice Materials: A Comparative Study of Additive Manufacturing and CAD Using FEM and µ‐CT

open access: yesAdvanced Functional Materials, EarlyView.
This study examines how pore shape and manufacturing‐induced deviations affect the mechanical properties of 3D‐printed lattice materials with constant porosity. Combining µ‐CT analysis, FEM, and compression testing, the authors show that structural imperfections reduce stiffness and strength, while bulk material inhomogeneities probably enhance ...
Oliver Walker   +5 more
wiley   +1 more source

Applications of the theory of generalized Fourier transforms to Tikhonov problems

open access: yesJournal of Numerical Analysis and Approximation Theory
We define and study multiplier operators associated with the Sturm-Liouville operator involving a nonnegative function satisfying certain conditions.
Fethi Soltani, Akram Nemri
doaj   +1 more source

Strong Gaussian Approximations with Random Multipliers

open access: yes
One reason why standard formulations of the central limit theorems are not applicable in high-dimensional and non-stationary regimes is the lack of a suitable limit object. Instead, suitable distributional approximations can be used, where the approximating object is not constant, but a sequence as well. We extend Gaussian approximation results for the
openaire   +2 more sources

Ultrahigh‐Yield, Multifunctional, and High‐Performance Organic Memory for Seamless In‐Sensor Computing Operation

open access: yesAdvanced Functional Materials, EarlyView.
Molecular engineering of a nonconjugated radical polymer enables a significant enhancement of the glass transition temperature. The amorphous nature and tunability of the polymer, arising from its nonconjugated backbone, facilitates the fabrication of organic memristive devices with an exceptionally high yield (>95%), as well as substantial ...
Daeun Kim   +14 more
wiley   +1 more source

An All‐Optical Driven Bio‐Photovoltaic Interface for Active Control of Live Cells

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐photovoltaic Interface (BIO‐PV‐I) for live cell manipulation is presented. BIO‐PV‐I can be activated non‐invasively and remotely to control the spatial motility, adhesion, and morphology of cells adhering to it. BIO‐PV‐I uses a patterned light‐induced electric potential in iron‐doped lithium niobate crystals whose light‐driven and reversible nature,
Lisa Miccio   +8 more
wiley   +1 more source

Design of floating point multiplier using approximate hybrid Radix-4/ Radix-8 booth encoder for image analysis

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy
This paper presents a novel power efficient Hybrid floating point multiplier (HFPM) with approximate hybrid radix-4/radix-8 booth encoder. This approach efficiently increases the speed of operation and optimises hardware.
Pranose J. Edavoor   +2 more
doaj   +1 more source

Hybrid-Trefftz stress elements for three-dimensional elastoplasticity

open access: yesComputer Assisted Methods in Engineering and Science, 2023
The stress model of the hybrid-Trefftz finite element formulation is applied to the elastoplastic analysis of solids. The stresses and the plastic multipliers in the domain of the element and the displacements on its boundary are approximated.
Flávio L.S. Bussamra   +2 more
doaj  

On the use of approximate analytical solutions in solving optimum trajectory problems [PDF]

open access: yes
Method for numerical solutions of nonlinear optimum trajectory problems using approximate analytic ...
Jezewski, D. J.
core   +1 more source

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