Results 21 to 30 of about 1,222,454 (235)

Perfect binary codes: classification and properties [PDF]

open access: yes, 2009
An r-perfect binary code is a subset of ℤ2n such that for any word, there is a unique codeword at Hamming distance at most r. Such a code is r-error-correcting.
Pottonen, Olli
core   +1 more source

Perfect binary space partitions [PDF]

open access: yes, 1997
A binary space partition is a recursive partitioning of a configuration of objects by hyperplanes until all objects are separated. A binary space partition is called perfect if none of the objects is cut by the hyperplanes used by the binary space ...
Groot, MM de   +2 more
core   +3 more sources

Classification of Surface Geoelectric Arrays [PDF]

open access: yes, 2007
We have found in the geophysical literature more than ninety different surface geoelectric arrays, fulfilling an updated definition (specifying the current feeding, the potential difference measurement and the geometry of the electrodes).
Szarka, László Csaba, Szalai, Sándor
core   +2 more sources

On perfect binary arrays

open access: yesElectronics Letters, 1988
The perfect binary arrays introduced by Calabro and Wolf correspond to a class of difference sets, viz. H sets. Existence and construction of H sets on various grids are considered. In particular, H sets on 12*12 grids are presented and a number of two-dimensional grids are indicated where H sets do not exist.< >
openaire   +1 more source

Near-field Image Transfer by Magneto-Inductive Arrays: a Modal Perspective [PDF]

open access: yes, 2011
20.05.13 KB. Ok to add accepted version to Spiral.A simple model of near-field pixel-to-pixel image transfer using magneto-inductive arrays is presented.
RRA, Syms   +5 more
core   +1 more source

Investigating the Low‐Temperature Phase Stability of the Binary Ta–W System

open access: yesAdvanced Engineering Materials, EarlyView.
Atomistic simulations show that the binary Ta–W system forms ordered intermetallic phases, B2‐TaW and D03‐TaW3, as 0 K ground states. Configurational entropy, however, lowers the free energy of the disordered bcc solid solution, which becomes the stable phase above about 400 K.
Klemens Lechner   +7 more
wiley   +1 more source

Effects of Mg on Microstructure and Solidification of a Hypereutectic Zn–8 wt.%Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An appreciable set of results involving thermal data, microstructure, chemical composition, and microstructural growth laws is reported for ZnAlMg alloys. Such results demonstrate that ZnAlMg alloys have high potential for applications in automotive self‐lubricating components, batteries, and electrical systems.
Raí B. de Sousa   +6 more
wiley   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Perfect pseudoperiodic binary arrays

open access: yesElectronics Letters, 1998
Arrays with good correlation properties are required for code-departure imaging, as well as for other applications of two-dimensional signal processing. Since binary arrays with perfect periodic autocorrelation are rather sparse. 'pseudoperiodic' binary arrays are discussed. The transmitted binary array is correlated in the receiver with the same array
openaire   +1 more source

Memristive‐Gated RC‐Delay Synaptic Transistors for Time‐Encoded Analog in‐Memory Computing

open access: yesAdvanced Functional Materials, EarlyView.
A Memristive‐Gated Transistor for Time‐Encoded Analog In‐Memory Computing — By exploiting the RC delay of a self‐rectifying interface‐type memristor, nonlinear I–V distortion is structurally bypassed, enabling 3‐bit nonvolatile memory, spike‐timing‐based analog encoding, and hardware‐calibrated reservoir‐computing validation within a unified device ...
Yun‐Seo Shin   +7 more
wiley   +1 more source

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