Results 41 to 50 of about 867,988 (295)

Image Compression Based on Block SVD Power Method

open access: yesJournal of Intelligent Systems, 2019
In recent years, the important and fast growth in the development and demand of multimedia products is contributing to an insufficiency in the bandwidth of devices and network storage memory.
Asnaoui Khalid El
doaj   +1 more source

Establishment of a Laminated Crushed Products Function and Numerical Analysis

open access: yesEnergies, 2019
A model of the relative compression ratio for single-particle crushed products, based on the distinct element method (DEM) and numerical analysis, was established to describe precisely the crushed products of granular particles during laminated crushing.
Guochen Duan   +3 more
doaj   +1 more source

Wavelet compression of video images with measurement information in automated systems

open access: yesТехнічна інженерія, 2020
Video images with measuring information in automated systems have a large volume. For example, the volume of video images of structures of natural origin is kilos and megabytes of information.
Yu.O. Podchashinskiy   +3 more
doaj   +1 more source

Strategies for high-performance resource-efficient compression of neural spike recordings. [PDF]

open access: yesPLoS ONE, 2014
Brain-machine interfaces (BMIs) based on extracellular recordings with microelectrodes provide means of observing the activities of neurons that orchestrate fundamental brain function, and are therefore powerful tools for exploring the function of the ...
Palmi Thor Thorbergsson   +3 more
doaj   +1 more source

Soft Compression for Lossless Image Coding Based on Shape Recognition

open access: yesEntropy, 2021
Soft compression is a lossless image compression method that is committed to eliminating coding redundancy and spatial redundancy simultaneously. To do so, it adopts shapes to encode an image.
Gangtao Xin, Pingyi Fan
doaj   +1 more source

Crumpling a Thin Sheet

open access: yes, 2001
Crumpled sheets have a surprisingly large resistance to further compression. We have studied the crumpling of thin sheets of Mylar under different loading conditions.
A. E. Lobkovsky   +17 more
core   +1 more source

Metal matrix syntactic foams produced by pressure infiltration—The effect of infiltration parameters [PDF]

open access: yes, 2013
Metal matrix syntactic foams (MMSFs) were produced by pressure infiltration. Two parameters of the infiltration process (pressure and time) were varied and the infiltrated length was measured as the function of infiltration parameters in order to get ...
Asthana   +51 more
core   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Statistical mechanics of lossy compression using multilayer perceptrons

open access: yes, 2006
Statistical mechanics is applied to lossy compression using multilayer perceptrons for unbiased Boolean messages. We utilize a tree-like committee machine (committee tree) and tree-like parity machine (parity tree) whose transfer functions are monotonic.
C. E. Shannon   +5 more
core   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

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