The optimal control problem of traffic flows in the city road network is considered. The control is performed by means of traffic lights at regulated intersections. The road network is presented as a directed graph of...
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Aiming at the charging and navigation strategy of electric vehicles in the road-electricity coupling scenario, this paper proposes a hybrid planning travel scheme based on the pre-charging and charging warning model b...
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Underwater magnetic induction(MI)-assisted acoustic cooperative multiple-input-multipleoutput(MIMO) has been recently proposed as a promising technique for underwater wireless sensor networks(UWSNs).For the more,the e...
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Underwater magnetic induction(MI)-assisted acoustic cooperative multiple-input-multipleoutput(MIMO) has been recently proposed as a promising technique for underwater wireless sensor networks(UWSNs).For the more,the energy utilization of energy-constrained sensor nodes is one of the key issues in UWSNs,and it relates to the network *** this paper,we present an energy-efficient data collection for underwater MI-assisted acoustic cooperative MIMO wireless sensor networks(WSNs),including the formation of cooperative MIMO and relay link ***,the cooperative MIMO is formed by considering its expected transmission range and the energy balance of nodes with ***,from the perspective of the node’s energy consumption,the expected cooperative MIMO size and the selection of master node(MN) are ***,to improve the coverage of the networks and prolong the network lifetime,relay links are established by relay selection algorithm that using matching ***,the simulation results show that the proposed data collection improves its efficiency,reduces the energy consumption of the master node,improves the networks’ coverage,and extends the network lifetime.
Aiming at the problems of immeasurable leader state and actuator fault for second-order multi-agent system(MAS),the distributed robust sliding mode fault-tolerant control method based on fixed-time state observer(FTSO...
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ISBN:
(数字)9789887581536
ISBN:
(纸本)9781665482561
Aiming at the problems of immeasurable leader state and actuator fault for second-order multi-agent system(MAS),the distributed robust sliding mode fault-tolerant control method based on fixed-time state observer(FTSO) is adopted to realize the fixed time fault-tolerant consensus tracking control for the *** MAS is under the undirected communication *** actuator fault is including partial loss of effectiveness(PLOE) fault and bias ***,a fixed time state observer is designed for each follower to obtain the state information of the ***,for followers with actuator faults,the distributed fixed-time robust sliding mode fault-tolerant controller is designed to realize fault-tolerant consensus tracking ***,the Lyapunov stability theorem is used to prove that the observation error and the consensus control error converge to zero in a ***,the effectiveness of the designed FTSO and fixed-time robust sliding mode fault-tolerant control algorithm is verified by numerical simulation.
This paper aimed to explore the mechanism of tetrapeptide Val-Thr-Pro-Tyr(VTPY) in improving alcoholic gastric *** has the potential to enhance the growth and movement of normal human gastric epithelial cells(GES-1).F...
This paper aimed to explore the mechanism of tetrapeptide Val-Thr-Pro-Tyr(VTPY) in improving alcoholic gastric *** has the potential to enhance the growth and movement of normal human gastric epithelial cells(GES-1).Following ethanol-induced impairment,VTPY effectively improved migration of GES-1 and human umbilical vein endothelial cells(HUVEC) cells,enhanced angiogenesis,eliminated cellular and mitochondrial reactive oxygen species(ROS),inhibited excessive mitochondrial division,enhanced F-actin polymerization and mitochondrial respiratory *** counteract excessive mitochondrial fission,VTPY primarily restores the mitochondria dynamics by reducing the expression of Drpl and Fis1,while increasing *** studies utilizing inhibitors clarifies that the inhibition of excessive mitochondrial fission can markedly reduce F-actin depolymerization,consequently enhancing cell ***,VTPY can inhibit the apoptosis pathway by maintaining potential of mitochondrial membrane,preventing the release of mitochondrial cytochrome C,bolstering the levels of Bcl-XL,while reducing the levels of Bax and *** investigations using inhibitors demonstrates that excessive mitochondrial fission could activate apoptotic ***,VTPY counteracts this effect and enhance cells *** evidence suggests that VTPY effectively improves ulcer index and pathologic changes,relieves inflammation,enhances the balance of oxidation and anti-oxidation,promotes angiogenesis,improves the expression of mitochondrial dynamics factors,blocks apoptotic pathway,and subsequently ameliorates gastric damage in mice through Fis-1/Bcl-2 pathway.
In a space of the tree-structured object representations, we study a classification fidelity in terms of an error probability depending on a processed information amount. Using an information-Theoretic model, a lower ...
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Nanosilver has been regarded as a promising alternative to traditional antibiotics for fighting pathogenassociated infections due to its efficacy toward a broad spectrum of ***,bacterial resistance to nanosilver has e...
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Nanosilver has been regarded as a promising alternative to traditional antibiotics for fighting pathogenassociated infections due to its efficacy toward a broad spectrum of ***,bacterial resistance to nanosilver has emerged *** this contribution,a surface engineering strategy based on N-halamine chemistry to address bacterial resistance to nanosilver was *** 1,3-dichloro-5,5-dimethylhydantoin(DCDMH)as an N-halamine source,AgCI nanodots were deposited on the surface of Ag nano wires(Ag NWs)via in situ redox reaction to prepare AgCl-on-Ag *** in vitro and in vivo tests,AgCl-on-Ag NWs effectively inactivated two antibiotic-resistant bacteria,ampicillinresistant Escherichia coli(AREC)and methicillin-resistant Staphylococcus aureus(MRSA)with the minimum bactericidal concentration(MBC)as low as 10μg·ml~(-1)and exhibited good biosafety against normal *** experimental and theoretical tests demonstrated that AgCl-onAg NWs worked on AREC and MAS A by generating high level of reactive oxygen species under visible light irradiation,coupled with the sustained Ag ion ***,the antibacterial mechanism of AgCl-on-Ag NWs against MRSA was verified at the gene level by transcriptome analysis(RNA sequencing).Moreover,the fullthickness defect model verified that AgCl-on-Ag NWs reduced inflammatory cell infiltration and dramatically accelerated wound *** work provides a synergistic mechanism based on nanosilver surface engineering to eradicate the resistant bacteria that can alleviate drug resistance and develop an innovative approach for the treatment of bacterial infections.
Abstract: The article considers the problem of developing synchronous and self-timed (ST) digital circuits tolerant to soft errors. Synchronous circuits traditionally use the "2-of-3" voting principle to ens...
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In this paper, we use deep reinforcement learning to enable connected and automated vehicles (CAVs) to drive in a intersection with human-driven vehicles. The multi-agent deep deterministic policy gradient (MADDPG) al...
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Smoothness and rapidity are two important performance indexes for crane lifting path planning. Traditionally, cranes are modeled as multi-freedom robots and use robot path planning algorithms to plan path in continuou...
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