Articles with "weighted sum" as a keyword



A non-linear non-weight method for multi-criteria decision making

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Published in 2017 at "Annals of Operations Research"

DOI: 10.1007/s10479-016-2208-2

Abstract: We apply the Perron theorem in multi-attribute decision making. We create a comparison matrix for decision alternatives and prove that the matrix is almost-always primitive. We use the limiting power of the matrix multiplied by… read more here.

Keywords: decision; weighted sum; linear non; non linear ... See more keywords

Weighted sum of gray gases model optimization for numerical investigations of processes inside pulverized coal-fired furnaces

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Published in 2017 at "Journal of Thermal Science"

DOI: 10.1007/s11630-017-0973-0

Abstract: The effects of the number of significant figures (NSF) in the interpolation polynomial coefficients (IPCs) of the weighted sum of gray gases model (WSGM) on results of numerical investigations and WSGM optimization were investigated. The… read more here.

Keywords: numerical investigations; weighted sum; gray gases; gases model ... See more keywords

Updated Weighted-Sum-of-Gray-Gases Model Parameters for a Wide Range of Water and Carbon Dioxide Concentrations and Temperatures up to 5000 K

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Published in 2025 at "ACS Omega"

DOI: 10.1021/acsomega.4c09432

Abstract: The weighted-sum-of-gray-gases model (WSGGM) is a commonly used radiative properties model for combustion engineering applications. This work presents updated WSGGM parameters from our previously published WSGGM to cover a temperature range up to 5000 K… read more here.

Keywords: sum gray; gray gases; model parameters; model ... See more keywords

Weighted Sum-Based Color Filter Array Interpolation Using Taylor Series Cubic Approximation

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Published in 2018 at "IEEE Access"

DOI: 10.1109/access.2018.2868113

Abstract: In this paper, we introduce a weighted sum-based color filter array interpolation method using Taylor series cubic approximation. We use a high-order approximation to predict accurate pixel values during the reconstruction of quincunx grid-sampled green… read more here.

Keywords: filter array; color; weighted sum; color filter ... See more keywords

User Association With Maximizing Weighted Sum Energy Efficiency for Massive MIMO-Enabled Heterogeneous Cellular Networks

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Published in 2017 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2017.2723361

Abstract: In this letter, we design an association strategy to maximize the weighted sum energy efficiency (EE) for massive multiple-input and multiple-output (MIMO)-enabled heterogeneous cellular networks. Considering that the final formulated problem is in a sum-of-ratio… read more here.

Keywords: weighted sum; efficiency massive; association; sum energy ... See more keywords

A Weighted Sum Based Construction of PAC Codes

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Published in 2023 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2022.3209082

Abstract: The polarization-adjusted convolutional (PAC) codes concatenate an outer convolutional transform with an inner polar transform to improve the error-correction performance of polar codes. In the short-to-medium codeword length regime, it can approach the normal approximation… read more here.

Keywords: construction pac; weighted sum; pac; pac codes ... See more keywords

Weighted Sum Power Maximization for Intelligent Reflecting Surface Aided SWIPT

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Published in 2020 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2019.2961656

Abstract: The low efficiency of far-field wireless power transfer (WPT) limits the fundamental rate-energy (R-E) performance trade-off of the simultaneous wireless information and power transfer (SWIPT) system. To address this challenge, we propose in this letter… read more here.

Keywords: swipt; sum power; intelligent reflecting; power ... See more keywords

Robust Weighted Sum Secrecy Rate Maximization for Joint ITS- and IRS-Assisted Multi-Antenna Networks

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Published in 2025 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2024.3520113

Abstract: This letter investigates the robust beamforming design in a joint intelligent transmissive surface (ITS) and intelligent reflecting surface (IRS) aided secrecy multiuser multiple-input single-output (MISO) network under imperfect reflection channel state information (CSI). Specifically, the… read more here.

Keywords: sum secrecy; secrecy; maximization; weighted sum ... See more keywords

Joint Bistatic Positioning and Monostatic Sensing: Optimized Beamforming and Performance Tradeoff

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Published in 2025 at "IEEE Transactions on Cognitive Communications and Networking"

DOI: 10.1109/tccn.2025.3578477

Abstract: We investigate joint bistatic positioning (BP) and monostatic sensing (MS) within a multi-input multi-output orthogonal frequency-division system. Based on the derived Cramér-Rao Bounds (CRBs), we propose novel beamforming optimization strategies that enable flexible performance trade-offs… read more here.

Keywords: positioning monostatic; monostatic sensing; joint bistatic; bistatic positioning ... See more keywords

WARF: A Weighted-Sum Approach to Radial MRI Image Reconstruction With a Rotating RF Coil

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Published in 2020 at "IEEE Transactions on Computational Imaging"

DOI: 10.1109/tci.2020.2964233

Abstract: The recently developed single-element surface rotating radio-frequency coil (RRFC) for magnetic resonance imaging (MRI) is able to acquire signals from around the subject in the manner of a multi-coil array, while exhibiting simplified construction and… read more here.

Keywords: reconstruction; image reconstruction; rotating coil; coil ... See more keywords

Weighted Sum Secrecy Rate Maximization Using Intelligent Reflecting Surface

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Published in 2021 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2021.3085780

Abstract: This paper aims to investigate the benefit of using intelligent reflecting surface (IRS) in multi-user multiple-input single-output (MU-MISO) systems, in the presence of eavesdroppers. We maximize the weighted sum secrecy rate by jointly designing the… read more here.

Keywords: using intelligent; sum secrecy; intelligent reflecting; secrecy rate ... See more keywords