Results 51 to 60 of about 8,730 (217)

Network Performance of Asynchronous UTRA-like FDD/CDMA Systems using Loosely Synchronised Spreading Codes

open access: yes, 2003
In this paper we characterize the capacity of a UTRA-like Frquency Division Duplex (FDD) Code Division Multiple Access (CDMA) system employing Loosely Synchronized (LS) spreading codes.
Blogh, J.S., Ni, S., Hua, W., Hanzo, L.
core   +1 more source

Channel covariance matrix based secret key generation for low‐power terminals in frequency division duplex systems

open access: yesElectronics Letters, 2021
The existing secret key generation (SKG) techniques are not applicable for frequency division duplex (FDD) Internet of Things networks due to the low power constraints and limited computing resources.
Zheng Wan   +3 more
doaj   +1 more source

FaceMamba: Geometry‐Aware Mamba for Efficient Speech‐Driven 3D Facial Animation

open access: yesComputer Graphics Forum, EarlyView.
Abstract Speech‐driven 3D facial animation plays a pivotal role in immersive digital human applications. Recent works have explored Mamba‐based sequence modeling as an efficient alternative to Transformer, but they often suffer from limited cross‐modal alignment and insufficient control over fine‐grained facial deformations.
Yifan Ge   +5 more
wiley   +1 more source

On Scalability of FDD-Based Cell-Free Massive MIMO Framework

open access: yes, 2023
Cell-free massive multiple-input multiple-output (MIMO) systems have the potential of providing joint services, including joint initial access, efficient clustering of access points (APs), and pilot allocation to user equipment (UEs) over large coverage ...
Saad Aslam, Beenish Hassan, Sobia Baig
core   +1 more source

3G Fdd Rapid Prototyping And Training

open access: yes, 2002
Publication in the conference proceedings of EUSIPCO, Toulouse, France ...
Garcia-Alis, D.   +4 more
openaire   +4 more sources

Economic policy uncertainty and international corporate leasing

open access: yesJournal of Financial Research, EarlyView.
Abstract We examine the effect of economic policy uncertainty (EPU) on the corporate lease decision using an international sample of 19 countries. The use of operating leases increases when EPU is heightened. The documented leasing increase is more pronounced for financially constrained firms, firms facing greater operating volatility, or those that ...
Goutham Abotula   +2 more
wiley   +1 more source

Generation and initial characterization of FDD knock in mice. [PDF]

open access: yes, 2009
BACKGROUND:Mutations in the integral membrane protein 2B, also known as BRI(2), a type II trans-membrane domain protein cause two autosomal dominant neurodegenerative diseases, Familial British and Danish Dementia.
Shuji Matsuda   +7 more
core   +1 more source

Optimal Portfolio Choice With Cross‐Impact Propagators

open access: yesMathematical Finance, EarlyView.
ABSTRACT We consider a class of optimal portfolio choice problems in continuous time where the agent's transactions create both transient cross‐impact driven by a matrix‐valued Volterra propagator, as well as temporary price impact. We formulate this problem as the maximization of a revenue‐risk functional, where the agent also exploits available ...
Eduardo Abi Jaber   +2 more
wiley   +1 more source

Deep Learning-Based Fault Diagnosis of Photovoltaic Systems: A Comprehensive Review and Enhancement Prospects

open access: yesIEEE Access, 2021
Photovoltaic (PV) systems are subject to failures during their operation due to the aging effects and external/environmental conditions. These faults may affect the different system components such as PV modules, connection lines, converters/inverters ...
Majdi Mansouri   +3 more
doaj   +1 more source

A Parallel Ensemble Learning Model for Fault Detection and Diagnosis of Industrial Machinery

open access: yesIEEE Access, 2023
Accurate fault detection and diagnosis (FDD) is critical to ensure the safe and reliable operation of industrial machines. Deep learning has recently emerged as effective methods for machine FDD applications.
Mohammed Nasser Al-Andoli   +4 more
doaj   +1 more source

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