Results 41 to 50 of about 440,497 (282)

Dual-target WOA spectrum sharing algorithm based on Stackelberg game

open access: yesTongxin xuebao, 2020
In order to solve the complex spectrum allocation problem,a dual-target whale optimization algorithm (WOA) with strong parallel computing capabilities was introduced,and a Stackelberg game model was proposed that could effectively reflect the actual ...
Li ZHANG, Tian LIAO, Yejun HE
doaj   +2 more sources

Interference elimination based spectrum allocation algorithm for cognitive radio

open access: yesTongxin xuebao, 2012
With the spectrum allocation process in cognitive radio network,an interference elimination based spectrum allocation algorithm was proposed to improve the utilization of spectrum by allocating available spectrum to all cognitive users which can ...
Wen-feng DU   +3 more
doaj   +2 more sources

Opportunistic Capacity-Based Resource Allocation for Chunk-Based Multi-Carrier Cognitive Radio Sensor Networks

open access: yesSensors, 2017
The spectrum allocation for cognitive radio sensor networks (CRSNs) has received considerable research attention under the assumption that the spectrum environment is static.
Jie Huang   +4 more
doaj   +1 more source

Intelligent Dynamic Real-Time Spectrum Resource Management for Industrial IoT in Edge Computing

open access: yesSensors, 2021
Intelligent dynamic spectrum resource management, which is based on vast amounts of sensing data from industrial IoT in the space–time and frequency domains, uses optimization algorithm-based decisions to minimize levels of interference, such as energy ...
Deok-Won Yun, Won-Cheol Lee
doaj   +1 more source

Multiuser Diversity Gain in Cognitive Networks [PDF]

open access: yes, 2010
Dynamic allocation of resources to the \emph{best} link in large multiuser networks offers considerable improvement in spectral efficiency. This gain, often referred to as \emph{multiuser diversity gain}, can be cast as double-logarithmic growth of the ...
Tajer, Ali, Wang, Xiaodong
core   +1 more source

TRAIL‐PEG‐Apt‐PLGA nanosystem as an aptamer‐targeted drug delivery system potential for triple‐negative breast cancer therapy using in vivo mouse model

open access: yesMolecular Oncology, EarlyView.
Aptamers are used both therapeutically and as targeting agents in cancer treatment. We developed an aptamer‐targeted PLGA–TRAIL nanosystem that exhibited superior therapeutic efficacy in NOD/SCID breast cancer models. This nanosystem represents a novel biotechnological drug candidate for suppressing resistance development in breast cancer.
Gulen Melike Demirbolat   +8 more
wiley   +1 more source

Establishment of a humanized patient‐derived xenograft mouse model of high‐grade serous ovarian cancer for preclinical evaluation of combination immunotherapy

open access: yesMolecular Oncology, EarlyView.
We have established a humanized orthotopic patient‐derived xenograft (Hu‐oPDX) mouse model of high‐grade serous ovarian cancer (HGSOC) that recapitulates human tumor–immune interactions. Using combined anti‐PD‐L1/anti‐CD73 immunotherapy, we demonstrate the model's improved biological relevance and enhanced translational value for preclinical ...
Luka Tandaric   +10 more
wiley   +1 more source

Spectrum allocation with SINR guarantee for cognitive wireless multi-hop networks

open access: yesTongxin xuebao, 2011
To solve the problems inherent in fixed spectrum allocation wireless multi-hop networks such as channel collision,a full distributed spectrum allocation algorithm in‘underlay’fashion was proposed by using dynamic spectrum allocation technology in ...
Jie SUN, Wei GUO, Wei TANG
doaj   +2 more sources

Multi-Band Spectrum Allocation Algorithm Based on First-Price Sealed Auction

open access: yesCybernetics and Information Technologies, 2017
Auction is often applied in cognitive wireless networks due to its fairness properties and efficiency. To solve the allocation issues of cognitive wireless network inamulti-band spectrum, multi-item auction mechanism and models were discussed in depth ...
Shi Zijuan, Luo Gaofeng
doaj   +1 more source

Spectrum sharing and cognitive radio [PDF]

open access: yes, 2009
Spectrum sharing has been the subject of a 3 year research programme organised by the UK's Virtual Centre of Excellence in Mobile and Personal Communications.
Beach, MA   +5 more
core   +2 more sources

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