Results 61 to 70 of about 83,163 (274)

Iterative algorithm for designing asymptotically optimal uniform scalar quantisation of the one‐sided Rayleigh density

open access: yesIET Communications, 2021
Design of optimal and asymptotically optimal quantisation subject to the mean squared error (MSE) criterion is a complex issue, even in the case of uniform scalar quantisation (USQ).
Aleksandra Jovanović   +2 more
doaj   +1 more source

Secure transmission of information by digital chaotic signals [PDF]

open access: yes, 2004
Protecting signals is one of the main tasks in information transmission. A large number of different methods have been employed since many centuries ago. Most of them have been based on the use of certain signal added to the original one.
González Marcos, Ana   +1 more
core   +1 more source

Nuclear pore links Fob1‐dependent rDNA damage relocation to lifespan control

open access: yesFEBS Open Bio, EarlyView.
Damaged rDNA accumulates at a specific perinuclear interface that couples nucleolar escape with nuclear envelope association. Nuclear pores at this site help inhibit Fob1‐induced rDNA instability. This spatial organization of damage handling supports a functional link between nuclear architecture, rDNA stability, and replicative lifespan in yeast.
Yamato Okada   +5 more
wiley   +1 more source

Regulation of EGFR signal transduction by analogue-to-digital conversion in endosomes

open access: yeseLife, 2015
An outstanding question is how receptor tyrosine kinases (RTKs) determine different cell-fate decisions despite sharing the same signalling cascades. Here, we uncovered an unexpected mechanism of RTK trafficking in this process.
Roberto Villaseñor   +4 more
doaj   +1 more source

Micro-Electro-Mechanical Systems in Light Stabilization

open access: yesSensors, 2023
This article discusses application considerations in the micro-electro-mechanical system’s optical sensor. Furthermore, the provided analysis is limited to application issues occurring in research or industrial applications.
Marian Gilewski
doaj   +1 more source

Conversion from linear to circular polarization in FPGA

open access: yes, 2010
Context: Radio astronomical receivers are now expanding their frequency range to cover large (octave) fractional bandwidths for sensitivity and spectral flexibility, which makes the design of good analogue circular polarizers challenging.
Das, Koyel   +3 more
core   +1 more source

Digital twins to accelerate target identification and drug development for immune‐mediated disorders

open access: yesFEBS Open Bio, EarlyView.
Digital twins integrate patient‐derived molecular and clinical data into personalised computational models that simulate disease mechanisms. They enable rapid identification and validation of therapeutic targets, prediction of drug responses, and prioritisation of candidate interventions.
Anna Niarakis, Philippe Moingeon
wiley   +1 more source

A capacitive mismatch calibration method for SAR ADCs based on TDC

open access: yesElectronics Letters
The capacitance mismatch problem limits the accuracy improvement of high‐precision SAR ADCs (Successive Approximation Register Analog‐to‐Digital Converters).
Qing Shen   +5 more
doaj   +1 more source

Computer Aided Analysis of Turbine Blade Vibration Test Data

open access: yesMeasurement + Control, 1973
A pilot system has been developed which automatically scans and evaluates experimental vibration data obtained from a test rig replica of a bladed wheel of a turbine in service. High vibration amplitude signals are selected for further analysis.
F. L. N-Nagy, S. R. Taylor
doaj   +1 more source

Processing Methods for Digital Image Data Based on the Geographic Information System

open access: yesComplexity, 2021
Digital image data processing is mainly to input digital image data into a computer to complete the conversion of a continuous spatially distributed image model into a discrete digital model so that the computer can identify, process, and store the ...
Xi Wang   +3 more
doaj   +1 more source

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