This paper considers the event-triggered tracking control problem of nonlinear multiagent systems with unknown disturbances. The event-triggering mechanism is considered in controller update, which decreases amount communication and reduces frequency update practice. By designing a disturbance observer, external disturbances are estimated. Moreover, part adaptive parameters only dependent on number followers, weakens computational burden. It shown that all signals bounded, consensus errors...

This paper studies the quantized cooperative control problem for multiagent systems with unknown gains in prescribed performance. Different from finite-time control, a speed function is designed to realize that tracking errors converge compact set given finite time systems. Meanwhile, we consider of and input quantization, which can be addressed by using lemma Nussbaum control. Moreover, fuzzy logic are proposed approximate nonlinear defined on set. A distributed controller adaptive laws...

This paper investigates the leaderless and leader-following problems for nonlinear multiagent systems based on event-triggered communication scheduling. It should be pointed out that input coefficient of every actuator is a stochastic function related to Markovian variables. A more general mechanism designed decrease burden from controller actuator. Furthermore, Barrier Lyapunov used restrict bound tracking error in advance. To reduce amount calculations, second-order differentiator...

This article investigates the consensus tracking problem for high-order stochastic pure-feedback nonlinear multiagent systems (MASs) with dead zones. It should be pointed out that each follower's virtual and actual control items are power-exponential functions positive odd numbers instead of linear items. Because structural characteristics followers' dynamics, a technique called adding power integrator is used, which effectively overcomes difficulties states zone functions. Furthermore,...

This article studies the adaptive output-feedback consensus control problem of nonlinear multiagent systems (MASs) against denial-of-service (DoS) attacks. The attacks on edges instead nodes are considered, where we allow different attack intensities but at least one edge is connected in each attacking interval. Affected by output disturbance, sensor feedback signal every agent inaccurate, which will reduce approximation accuracy observer. Then, design a to revise subject disturbance....

In this article, the adaptive bipartite containment control problem is investigated for stochastic nonlinear multiagent systems (MASs) with an event-triggered mechanism. It known that dynamic surface method suffers from mismatch between virtual controller and filter output. To address issue, a novel error compensator designed. Meanwhile, motivated by their universal approximation capability, fuzzy-logic (FLSs) are employed to identify plants' unknown characteristics. reduce communication...

In this study, the finite-time cooperative tracking issue for non-linear multi-agent systems with stochastic disturbances is addressed. Different from existing asymptotical stable control, control can ensure outputs of agents reach agree in finite time by raising a novel stability criterion. The radial basis function neural networks are employed to cope unknown non-linearities caused non-strict feedback form. Moreover, study designs new adaptive quantised strategy reduce communication...

In recent decades, network security for organizations and individuals has become more important, intrusion detection systems play a key role in protecting security. To improve effect, different machine learning techniques have been widely applied achieved exciting results. However, the premise that these methods achieve reliable results is there are enough available well-labeled training data, test data being from same distribution. real life, limited label generated by single organization...

The repeaters in cascade structure can be used to suppress the cross coupling between nonadjacent multiload inductive power transfer (ML-IPT) system. In this article, ML-IPT system work both as transmitters and load carriers. Based on scheme, models of two systems with single-excitation (SE) scheme for different position are established high-order compensations designed achieve constant currents. Referring topologies SE a bilateral-excitation (BE) is further proposed improve output currents...

Airborne tactical networks (ATNs) is driving the growing development of network-centric warfare by maintaining coverage and providing reach-back to military units. However, key function ATNs impeded network ossification that deep-rooted in tightly coupled, vertically integrated architecture traditional ATNs. Network virtualization (NV) can provide a more flexible scalable ATN as solution, breaking tight coupling between applications infrastructure. One important aspect NV virtual embedding...

In order to improve learning flexibility and efficiency, break the constraints of time space, a mobile system based on Bluetooth was proposed realized in paper. The used technology as communication media. To accommodate with characteristic portable devices, designed for low power consumption cost. With help system, teacher can receive instant feedback from students check students' performance at any time. actively participate class answer teacher's questions an easier way. architecture,...

The new energy system with low environmental load will more and reflect its superiority in urban design planning. state monitoring of power electronic devices used for conversion is great significance to the stable operation whole city. failure mechanism aging evolution process IGBT modules are studied, types judged. An algorithm based on thermal sensitive electrical parameter method resistance network was proposed identify types. Firstly, a healthy junction temperature model initial loss...

In this paper, we characterize Bounded Mean Oscillation (BMO) and establish their connection with Hankel operators on weighted Bergman spaces over tubular domains. By utilizing the space BMO, provide a new characterization of Bloch Next, define modified projection operator prove its boundedness. Furthermore, introduce differential demonstrate that these belong to Lebesgue Finally, an integral representation for functions using operators.

Abstract The abnormal detection of nuclear power electric valve actuator components can effectively improve its operation safety and reliability. With the rise artificial intelligence technology, data-driven fault diagnosis methods have become more popular. However, in practical application, there are few or almost no data actuator. For problem anomaly scenario only normal data, method based on fusion deep autoencoder (DAE) weighted support vector description (WDSVVD) is proposed. It uses to...

In this paper, the distributed resilient tracking control problem is investigated for nonlinear multi-agent systems with false data injection (FDI) attacks and unknown disturbances. The FDI are considered in communication network between agents. Specifically, neighbor's information received by agent may be wrong due to attacks, which will affect consensus performance. Moreover, approximate property of fuzzy logic utilized estimate functions. backstepping framework, we design a scheme under...

In this article, we discuss that the discontinuous oblique derivative boundary value problem for nonlinear uniformly elliptic system of second order equations in multiply connected domains.We first propose and its new modified well-posedness.Next give a priori estimates solutions corresponding complex verify solvability by above Leray-Schauder theorem.Finally results original can be derived.Here mention problems possess many applications mechanics physics etc.

Abstract Adjusting Burden distribution is one of the most important and effective operations. In terms fixed equipment, charging materials blowing regulation, inner gas flow utilization could be improved by adjusting burden to achieve a well‐state skull, good blast furnace (BF) performance long campaign life. The No.1 BF (the volume 3200 m 3 ) was equipped with bell‐less top, cast iron cooling staves in hearth copper plates from belly lower shaft respectively. Although satisfied indexes have...

With the expanding applications of multiple unmanned systems in various fields, more and research attention has been paid to their security. The aim is enhance anti-interference ability, ensure reliability stability, better serve human society. This article conducts adaptive cooperative secure tracking consensus networked subjected false data injection attacks. From a practical perspective, each system modeled using high-order unknown nonlinear discrete-time systems. To reduce communication...