Results 11 to 20 of about 47,392 (266)

Measuring the hierarchy of feedforward networks [PDF]

open access: yesChaos: An Interdisciplinary Journal of Nonlinear Science, 2011
In this paper we explore the concept of hierarchy as a quantifiable descriptor of ordered structures, departing from the definition of three conditions to be satisfied for a hierarchical structure: order, predictability, and pyramidal structure. According to these principles, we define a hierarchical index taking concepts from graph and information ...
Corominas Murtra, Bernat   +3 more
openaire   +3 more sources

Feedforward Control of Electrical Drives - Rules and Limits

open access: yesAdvances in Electrical and Electronic Engineering, 2011
Nowadays, there are several application in the field of position controlled electric drives, such as high speed cutting, where traditional cascade control structures provide insufficient accuracy.
Michal Malek   +2 more
doaj   +1 more source

Feedforward and feedback processes in vision [PDF]

open access: yesFrontiers in Psychology, 2015
The visual system consists of hierarchically organized distinct anatomical areas functionally specialized for processing different aspects of a visual object (Felleman & Van Essen, 1991). These visual areas are interconnected through ascending feedforward projections, descending feedback projections, and projections from neural structures at the same ...
Hulusi eKafaligonul   +4 more
openaire   +5 more sources

Compound control method for DC–DC converter

open access: yesThe Journal of Engineering, 2019
Considering the problems of internal and external disturbances, i.e. time-varying load, inaccurate system model and external uncertainties etc., a compound control strategy based on model predictive control (MPC) and non-linear extended state observer ...
Yongwei Tang   +4 more
doaj   +1 more source

A CMOS Optoelectronic Receiver IC with an On-Chip Avalanche Photodiode for Home-Monitoring LiDAR Sensors

open access: yesSensors, 2021
This paper presents an optoelectronic receiver (Rx) IC with an on-chip avalanche photodiode (APD) realized in a 0.18-μm CMOS process for the applications of home-monitoring light detection and ranging (LiDAR) sensors, where the on-chip CMOS P+/N-well APD
Ji-Eun Joo, Myung-Jae Lee, Sung Min Park
doaj   +1 more source

Active vibration control of smart flexible piezoelectric beam with a tip mass using hybrid FX-VSSLMS algorithm

open access: yesThe Journal of Engineering, 2018
This study concerns adaptive feedforward and hybrid (combined feedback and feedforward) control systems for active vibration suppression of smart flexible beam with a tip mass.
Xiaopeng Wang   +4 more
doaj   +1 more source

Modeling, Simulation and Optimization of Power Plant Energy Sustainability for IoT Enabled Smart Cities Empowered With Deep Extreme Learning Machine

open access: yesIEEE Access, 2020
A smart city is a sustainable and effective metropolitan hub, that offers its residents high excellence of life through appropriate resource management.
Sagheer Abbas   +7 more
doaj   +1 more source

Cell-Type Specificity of Callosally Evoked Excitation and Feedforward Inhibition in the Prefrontal Cortex

open access: yesCell Reports, 2018
Excitation and inhibition are highly specific in the cortex, with distinct synaptic connections made onto subtypes of projection neurons. The functional consequences of this selective connectivity depend on both synaptic strength and the intrinsic ...
Paul G. Anastasiades   +2 more
doaj   +1 more source

Extending stability through hierarchical clusters in Echo State Networks

open access: yesFrontiers in Neuroinformatics, 2010
Echo State Networks (ESN) are reservoir networks that satisfy well-established criteria for stability when constructed as feedforward networks. Recent evidence suggests that stability criteria are altered in the presence of reservoir substructures, such ...
Sarah Jarvis   +5 more
doaj   +1 more source

Finite-time composite control scheme for three-phase four-leg inverter under variable operating conditions

open access: yesThe Journal of Engineering, 2019
Three-phase four-leg inverters widely used in microgrid can effectively provide the power for the non-linear/unbalanced loads. Here, the non-linear composite controller is proposed for three-phase four-leg inverter system under [inline-formula] reference
Yuge Sun   +3 more
doaj   +1 more source

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