Results 41 to 50 of about 606,927 (312)

Astrocytic modulation of neuronal signalling

open access: yesFrontiers in Network Physiology, 2023
Neuronal signalling is a key element in neuronal communication and is essential for the proper functioning of the CNS. Astrocytes, the most prominent glia in the brain play a key role in modulating neuronal signalling at the molecular, synaptic, cellular, and network levels.
Purushotham, Sushmitha S. (S37475)   +1 more
openaire   +3 more sources

Tuning of human modulation filters is carrier-frequency dependent [PDF]

open access: yes, 2013
Recent studies employing speech stimuli to investigate 'cocktail-party' listening have focused on entrainment of cortical activity to modulations at syllabic (5 Hz) and phonemic (20 Hz) rates.
Reiss Joshua D.   +11 more
core   +1 more source

MOD3NN: A Framework for Automatic Signal Modulation Detection Using 3D CNN

open access: yesProceedings of the International Florida Artificial Intelligence Research Society Conference, 2023
In this work, we present an application of a three-dimensional convolutional neural network for the task of automatic modulation recognition from raw I/Q signal data.
Vishal Perekadan   +5 more
doaj   +1 more source

Generative Adversarial Network-Based Signal Inpainting for Automatic Modulation Classification

open access: yesIEEE Access, 2023
Automatic modulation classification (AMC) aims to automatically identify the modulation type of a detected signal in an intelligent wireless receiver, such as software-defined radio (SDR).
Subin Lee, Young-Il Yoon, Yong Ju Jung
doaj   +1 more source

Low-complexity signal detection for generalized spatial modulation [PDF]

open access: yes, 2014
Generalized spatial modulation (GSM), in which only part of the transmit antennas are activated in each time slot, was recently proposed as a trade-off between spatial modulation (SM) and vertical Bell laboratories space-time (V-BLAST).
Yang, Ping   +11 more
core   +1 more source

Subcarrier Index-Power Modulated-Optical OFDM With Dual Superposition Multiplexing for Directly Modulated DFB-Based IMDD PON Systems

open access: yesIEEE Photonics Journal, 2018
A low-signal-modulation format-enabled highly spectrally efficient new transmission technique termed subcarrier index-power modulated optical OFDM with dual superposition multiplexing (SIPM-OOFDM-DSPM) is proposed and investigated, for the first time, in
Lin Chen   +4 more
doaj   +1 more source

Near-Capacity Irregular Bit-Interleaved Coded Modulation [PDF]

open access: yes, 2008
An Irregular Bit-Interleaved Coded Modulation based Iterative Decoding (Ir-BICM-ID) aided scheme is proposed. The irregularity of the scheme pervades the three basic components of BICM-ID, namely the encoder, the unity-rate precoder and the bit-to-symbol
Tee, R. Y.   +7 more
core   +1 more source

Transient Active Power in Two-Terminal Networks

open access: yesEnergies
This article presents the hitherto unknown concept of transient active power in two-terminal networks. This phenomenon occurs when current and voltage signals are not sinusoidal but quasi-sinusoidal—in the case of an approximation of transient state. The
Konrad Hawron   +2 more
doaj   +1 more source

Guidelines for Pediatric Radiotherapy Simulation: A Report From the Children's Oncology Group Radiation Oncology Discipline

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric radiation therapy presents unique challenges compared to adult treatments, including those of immobilization, potential need for sedation, and the critical importance of accurate, reproducible positioning. Additionally, heightened attention to imaging doses is necessary to minimize long‐term toxicity in survivors.
Parham Alaei   +17 more
wiley   +1 more source

Inter-Turn Short Circuit Detection Based on Modulation Signal Bispectrum Analysis of Motor Current Signals [PDF]

open access: yes, 2013
Motor current signature analysis (MCSA) is a common practice in industry for finding motor faults. However, because of small modulations caused by faults and high noise contamination, it is difficult to quantify the modulation in measured signals which ...
Gu, Fengshou   +8 more
core  

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