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2021 ◽  
Vol 158 (3-4) ◽  
pp. 49-63
Author(s):  
Tomasz Kuczerski ◽  
Włodzimierz MIKKE

An exemplary hardware platform for simulation of some elementary quantum computations is presented in the paper. Basic cards of Sinara system with software and platform for experiments in domain of quantum physics and computations were described. Some exemplary applications of the hardware platform and instruction for starting up basic quantum algorithms are presented.


2021 ◽  
Vol 17 (4) ◽  
pp. 71-83
Author(s):  
Egor I. Safonov ◽  
Danil A. Parunov ◽  
Alexander D. Sinyagin

The article describes the stages of the process of creating a virtual reality simulator using the example of a standard operating procedure for replacing a check valve on a Christmas tree. A brief overview of the Christmas tree arrangement and an analysis of the stages of the check valve replacement are described. A short algorithm has been developed based on 11 out of 16 implemented stages. The choice of hardware platform and software is substantiated. Using the Christmas tree as an example, the processes of creating a three-dimensional model and unfolding textures in the three-dimensional editor 3ds Max, creating color maps, reflection and texture normals in the graphical editor Substance Painter are described. The process of creating a landscape in the Unity3D environment is described. Oculus Integration and VR TK assets were used in the development of the main scripts.


Author(s):  
Владимир Сергеевич Симанков ◽  
Вячеслав Александрович Шарай

Рассмотрено аппаратное и программное обеспечение для создания единой программно-аппаратной платформы ситуационного центра как гетерогенной среды - среды, вычислительными узлами которой управляет несовместимое программное обеспечение, поддерживающее возможность организации взаимодействия. Также рассмотрен способ организации взаимодействия подсистем ситуационного центра через универсальный перечень запросов. The paper discusses hardware and software for creating a unified software and hardware platform for a situation center as a heterogeneous environment - an environment whose computing nodes are controlled by incompatible software that supports the possibility of organizing interaction. The method of organizing the interaction of the subsystems of the situation center through a universal list of requests is also considered.


2021 ◽  
Author(s):  
Longjie Zhang ◽  
Yong Chen ◽  
Ikram Ali

Abstract Deep learning plays an important role in the development of artificial intelligence (AI) technology. The security of deep networks has become the crucial thing to be considered. When the deep learning algorithms are implemented in the hardware platform, the interference for topology structure will appear because of cyber-attacks. We analyze the working capacity of acyclic deep networks under the topology attacks and injection attacks. Considering the topology structure of the deep network, the maximum working capacity is studied under the topology attacks and injection attacks. Furthermore, the robustness of the random networks is researched and the structural robustness index (SRI) is proposed to measure the toleration for the topology attacks. This work supplies some suggestions for building a robust deep network and improving the endogenous safety and security (ESS) of the deep networks.


2021 ◽  
Author(s):  
Lilian Huang ◽  
Jin Liu ◽  
Jianhong Xiang ◽  
Zefeng Zhang

Abstract In this paper, a new discrete memristive chaotic system with infinitely wide parameter range is designed. Firstly, a discrete memristor based on a triangular wave function is constructed. The memristor conforms to the definition of generalized memristor, and a new three-dimensional memristive chaotic system is designed based on it. Numerical simulations show that it can generate chaotic sequences with high complexity.Otherwise, an improved perturbation method is proposed to estimate the output sequence of the differential system. At the same time, it is proved mathematically that the new system can always be in chaotic or hyperchaotic state with infinitely wide parameter range under certain conditions. By observing the Lyapunov exponent spectrum and the phase diagram, it is found as the absolute value of the parameter increases, the output range and ergodicity of the new system are also enhanced, and the new system has super multi-stability. This paper analyzes the mechanism of the discrete memristive chaotic system generating infinitely coexisting attractors, puts forward a method to make ordinary chaotic systems easier to obtain super multi-stability, and verifies it. The results show it is effective. Finally, the DSP hardware platform is used to implement the new system, which proves the physical existence and realizability of the system.


2021 ◽  
Vol 2021 (12) ◽  
pp. 20-25
Author(s):  
Vadim Putrolaynen ◽  
Maksim Belyaev ◽  
Dmitriy Kirienko ◽  
Pavel Lun'kov

The modular hardware platform architecture for the development of industrial IoT devices is presented as an example of information harvesting and its analysis. Variants of modules implementing typical functions of such devices are given: data acquisition from a distributed array of sensors; preprocessing, aggregation and data transmission; data mining; storage of primary data and analysis results.


2021 ◽  
Vol 2021 ◽  
pp. 1-10
Author(s):  
Yulong Gao

For video art, the coupling of digital technology and postmodernist thinking has brought not only technical progress and formal transformation but also a new mode of thinking and way of living around visual experience and even a change in the whole world view. The digitalization of the image not only lies in the change of the surface form, but also it has evolved into a supermedium, connecting the real world and the virtual world, becoming a new way and means for us to grasp the world, which can be considered a huge transformation. However, while digitalization has brought great development to video art, it has also confused many issues that need to be further explored, especially the inevitable transformation in creation. This paper takes digital video art as the main object of study and explores the crisis of representation and the problem of transformation that has arisen in it, with reference to “technology,” “form,” “concept,” and even “social and cultural life.” We also analyze, summarize, and conclude the transformation of video art and its creation rules in the digital context and propose corresponding creation strategies, taking “technology,” “form,” “concept,” and even “social and cultural life“ as the starting point. For the detection of a small area, a star structure can be used to achieve a flexible arrangement of each sensor while satisfying the real-time performance. For the collection of information in a large monitoring area, if a star structure is used, the nodes are overloaded with low reliability and low utilization of communication lines. The wireless data acquisition system uses the relatively scalable UCB telosb hardware platform, while the hardware platform uses an operating system with good portability, which can give full play to the hardware performance of the platform and effectively reduce the power consumption of the system. Based on the current art trend, this paper discusses the transformation of video art in the digital background from the perspective of “technology” and “concept” and proposes corresponding creation strategies to provide theoretical to practical support for digital video art creation practice and bring some inspiration to creators. It will also bring some inspiration to the creators. Cluster analysis is used to effectively improve the introduced algorithm, and the simulation results show that the improved algorithm can reasonably plan each sensor node in the region while reducing the number of sensors, so that the effectiveness of each sensor node can be well utilized.


Water ◽  
2021 ◽  
Vol 13 (21) ◽  
pp. 3099
Author(s):  
Daniel A. Segovia-Cardozo ◽  
Leonor Rodríguez-Sinobas ◽  
Freddy Canales-Ide ◽  
Sergio Zubelzu

Hydrologic processes acting on catchments are complex and variable, especially in mountain basins due to their topography and specific characteristics, so runoff simulation models and water management are also complex. Nevertheless, model parameters are usually estimated on the basis of guidelines from user manuals and literature because they are not usually monitored, due to the high cost of conventional monitoring systems. Within this framework, a new and promising generation of low-cost sensors for hydrologic monitoring, logging, and transition has been developed. We aimed to design a low-cost, open-hardware platform, based on a Raspberry Pi and software written in Python 3, for measuring, recording, and wireless data transmission in hydrological monitoring contexts. Moreover, the data are linked to a runoff model, in real time, for flood prevention. Complementarily, it emphasizes the role of the calibration and validation of soil moisture, rain gauges, and water depth sensors in laboratories. It was installed in a small mountain basin. The results showed mean absolute errors of ±2.2% in soil moisture, ±1 mm in rainfall, and ±0.51 cm in water depth measurements; they highlight the potential of this platform for hydrological monitoring and flood risk management.


2021 ◽  
Vol 199 ◽  
pp. 108496
Author(s):  
Musa G. Samaila ◽  
Carolina Lopes ◽  
Édi Aires ◽  
João B.F. Sequeiros ◽  
Tiago Simões ◽  
...  

2021 ◽  
Vol 2096 (1) ◽  
pp. 012032
Author(s):  
D Dedov ◽  
A Nazarova ◽  
D Teselkin

Abstract The implementation of training complexes based on virtual reality for the training of specialists in machine-building, chemical, mining and other industries is associated with the need to solve a number of tasks. These include simulating various physical processes (temperature, humidity, and air pressure), loads (speed of movement and angle of inclination of the surface), and other external factors that cannot be reliably simulated in virtual reality. Therefore, an urgent task is to integrate various simulation systems into the software and hardware platform of virtual training complexes, which will provide a realistic immersion in the subject area due to virtual reality, as well as simulate the necessary external influences on the student. The paper considers this process by the example of integration of a simulation system of physical loads into virtual training complexes. The basis of the simulation system under consideration is a controlled treadmill. The use of treadmills allows students to develop muscle memory, perform physical training and increase the degree of immersion in virtual reality, which positively affects the effectiveness of their training. However, their integration requires the solution of a number of practical tasks for the transfer of information between the individual subsystems of the virtual training complex. The paper considers algorithms and software for solving these problems. The described approaches can be used to integrate various simulation systems into the software and hardware platform of virtual training complexes for the organization of comprehensive training of specialists.


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