Results 51 to 60 of about 18,430 (257)

Stochastic Earned Duration Analysis for Project Schedule Management

open access: yesEngineering, 2022
Earned duration management (EDM) is a methodology for project schedule management (PSM) that can be considered an alternative to earned value management (EVM).
Fernando Acebes   +3 more
doaj   +1 more source

SM EVM Control Computer Development [PDF]

open access: yes, 2011
The main stages in the development of the Institute of Electronic Control Computers during fifty years of its existence are considered in this paper. The basic models of controlling computer systems, developed at the institute are presented. Creating and large-scale industrial production of small-computer system SM EVM have founded the technological ...
N. L. Prokhorov, G. A. Egorov
openaire   +1 more source

Genetic Predictors of Change in Episodic Verbal Memory by Cognitive Intervention: ACT, PICALM, BDNF, NRG1, APOE Genes and Their Interactions in Situations of Cognitive Demand

open access: yesJournal of Integrative Neuroscience, 2022
Background: Cognitive interventions (CIs) in the elderly are activities that seek to improve cognitive performance and delay its deterioration. Our objectives were to study potential genetic predictors of how a CI program may influence immediate and ...
Pedro Montejo Carrasco   +4 more
doaj   +1 more source

EVM Closed-Form Expression for OFDM Signals With Tone Reservation-Based PAPR Reduction

open access: yesIEEE Transactions on Wireless Communications, 2020
Peak to average power ratio (PAPR) reduction of OFDM signals has extensively been studied in the literature. Tone Reservation (TR) is one of the most famous algorithms and has already been included in some digital television standards such as DVB-T2 and ...
Mariam El Hassan   +4 more
semanticscholar   +1 more source

Measuring the Impact of Scope Changes on Project Plan Using EVM

open access: yesIEEE Access, 2020
Earned Value Management (EVM) measures project performance against a baseline plan. It identifies deviations in budget and schedule, aids project managers in taking earlier corrective actions against cost and schedule overruns.
Saman Tariq   +4 more
semanticscholar   +1 more source

Can environmental supervision improve air quality? Quasi-experimental evidence from China

open access: yesFrontiers in Environmental Science, 2023
Environmental supervision is significantly disrupted by local economic development and typically characterized by a lack of independence in China. This paper investigates the impacts and mechanisms of the vertical management reform of environmental ...
Xuan Zou, Yao He, Jincheng Zhang
doaj   +1 more source

Direct and external intensity modulation in OFDM RoF links [PDF]

open access: yes, 2014
This article is available Open Access to view at: http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=7158985Radio-over-fiber (RoF) systems comprise light modulation and transmission of millimeter-wave signals over fiber links.
Cosmas, John P.   +22 more
core   +1 more source

A Simple and Efficient IQ Data Compression Method Based on Latency, EVM, and Compression Ratio Analysis

open access: yesIEEE Access, 2019
Latency, error vector magnitude (EVM) and compression ratio (CR) are performance evaluation factors of IQ data compression. The purposes of IQ data compression are to minimize the latency, EVM and to maximize the CR.
Jewon Lee, Eunhee Hyun, Joon-Young Jung
doaj   +1 more source

A‐optimal model‐based design of experiments for processes with uncertain inputs

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Model‐based design of experiments (MBDoE) techniques are tools for selecting experimental conditions that enable accurate parameter estimation for mechanistic models. Most MBDoE approaches assume that the selected experimental conditions will be implemented perfectly, without uncertainties in the independent variables.
Bright Ofori   +3 more
wiley   +1 more source

Fast signal quality monitoring for coherent communications enabled by CNN-based EVM estimation

open access: yesIEEE\/OSA Journal of Optical Communications and Networking, 2020
We propose a fast and accurate signal quality monitoring scheme that uses convolutional neural networks for error vector magnitude (EVM) estimation in coherent optical communications.
Yuchuan Fan   +6 more
semanticscholar   +1 more source

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