This study is concerned with the static output-feedback stabilisation problem of discrete-time networked control systems. If controlled plant a system, system time-varying network-induced delays and data packet dropouts in transmission modelled as state. The are assumed to have both an upper bound lower bound. Next, asymptotic stability condition for systems established, which depends on bounds delay times. Then, three approaches controller proposed, where effect has been considered....

The demand for flexible pressure sensors in wearable devices is dramatically increasing. However, challenges still exist making sensors, including complex or costly fabrication processes and difficulty mass production. In this paper, a new method proposed preparing the that combines an imprinting technique with blade-coating of graphene-silver nanosheet-polymer nanocomposite. piezo-resistive type sensor consists interdigital electrodes nanocomposite as sensing layer, well micropillar array...

Crowd counting has received extensive attention in the field of computer vision, and methods based on deep convolutional neural networks (CNNs) have made great progress this task. However, challenges such as scale variation, nonuniform distribution, complex background, occlusion crowded scenes hinder performance these crowd counting. In order to overcome challenges, article proposes a multiscale spatial guidance perception aggregation network (MGANet) achieve efficient accurate MGANet...

The problem of delay-dependent stability analysis for uncertain stochastic Hopfield neural networks with time delays is investigated. parametric uncertainties are norm-bounded and the time-varying. On basis Lyapunov–Krasovskii approach, new conditions delay dependence formulated in terms linear matrix inequalities. In derivations, some cross terms, which ignored existing methods, considered by introducing free-weighting matrices. Two illustrative examples proposed to demonstrate improvement...

Abstract In this paper, the sliding mode control for a class of uncertain discrete‐time singular system with performance constraint is studied. By taking matrix E into consideration, new type integral surface firstly introduced, based on which sufficient condition derived to guarantee dynamics admissible given γ ‐level disturbance attenuation unmatched disturbance. A controller law also keep trajectory staying in neighborhood ideal surface. Finally, numerical example show effectiveness...

Non-Intrusive Load Monitoring (NILM) is an effective energy consumption analysis technology, which just requires voltage and current signals on the user bus. This non-invasive monitoring approach can clarify working state of multiple loads in building with fewer sensing devices, thus reducing cost monitoring. In this paper, NILM method combining adaptive Recurrence Plot (RP) feature extraction deep-learning-based image recognition proposed. Firstly, time-series signal transformed into a...

In rotary ultrasonic machining (RUM), the yutilization of contactless energy transfer (CET) theory addresses limitations imposed by traditional contact power supply systems on rotational speed, however, it also introduces challenge inadequate transmission performance. Specifically, impedance variations oscillator pose challenges for CET system (CETS). These include maintaining high efficiency and desirable characteristics, which can impact performance quality workpiece. To address issue,...

A temperature-doubler circuit is the functional equivalent of a voltage-doubler in thermal domain. Effective circuits could benefit energy scavenging from fluctuating resources, e.g. diurnal cycle. However, current paradigm relies on static photonic designs selective solar absorber or blackbody emitter, which aims at maximizing harvesting either sun outer space, but not both. Furthermore, and optimizations have yet been coupled to maximize power output. Here we develop general framework...

This paper presents a new PID controller model with series leading correction. The has tuning parameter, by the PED can reduce controlled system's maximum overshoot and setting time significantly, so as to improve stability rapidity of step response. Simulation results show superiority controller.

The recognition of non-line-of-sight (NLOS) state is a prerequisite for alleviating NLOS errors and crucial to ensure the accuracy positioning. Recent studies only identify line-of-sight (LOS) state, but ignore contribution occlusion categories spatial information perception. This paper proposes bidirectional search algorithm based on maximum correlation, minimum redundancy, computational cost (BS-mRMRMC). optimal channel impulse response (CIR) feature set, which can LOS states well, as well...

Modeling influencing factors of battle damage is one essential works in implementing military industrial logistics simulation to explore laws knowledge. However, key challenges designing the system could be how reasonably determine model input and build a bridge link In this paper, we propose novel knowledge-oriented modeling method for logistics, integrating conceptual analysis, modeling, quantitative implementation. We conceptualize by using principle hierarchical decomposition, thus...

In the process of planning, design, construction and maintenance a building, sharing same information resources is very important. IFC standard open data representation exchange international building product it foundation for civil engineering software to share information. PLIB (ISO 13584) an about how express computer-interpreted part library. A component library designed based on standard. The can provide components from different suppliers helpful exchanging in life cycle.

The problem of delay-dependent H <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">∞</sub> filtering for uncertain stochastic time-delay systems with norm-bounded uncertainties is investigated in this paper. By introducing an additional vector, a new integral inequality the setting established. Based on and free-weighting matrix technique, sufficient condition existence filter delay developed. A numerical example provided to demonstrate...

The hysteresis is an important factor influencing the measurement accuracy of Giant Magneto-Resistance sensor (GMR). This paper takes error compensation static as a breakthrough point to study. At first, testing apparatus characteristics designed. After that, method polynomial proposed by T(x) model based on hyperbolic tangent function. Then current or magnetic field value obtained inversing model. Compared output GMR sensor, inverse reduces influence accuracy, and improves Linear working...