computer logic
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2021 ◽  
Vol 267 ◽  
pp. 02035
Author(s):  
Huixing Li ◽  
Yan Xue ◽  
Xiancai Zeng

Biometric identification is largely dependent on feature extraction technology. As feature extraction techniques are increasingly mature, scholars have gradually turned their attention to the relevant problems between biometric characteristics. This paper reviews the characteristic extraction method of face and fingerprint analyzes the feature classification extraction method based on empirical knowledge and the depth learning-based computer logic sampling extraction method and compares existing solutions from the angle of image processing. Based on feature extraction, it will have prospected in the future biometric identification model of progress.


2020 ◽  
Vol 3 (1) ◽  
pp. 196-205
Author(s):  
Sahika Ozdemir ◽  
Hakan TONG

With the widespread use of computers, rule-based design methods that can work in harmony with computer logic and can be easily adapted to the computer environment have come to the forefront in the design world. To be able to analyze the logic of a design made with the shape grammar method which is one of the rule based design methods; it is even possible to modify and transform the design, which has been placed on the rule base by removing shape rules, or to create new designs with the same design logic. In this study, some stores that will be exemplary for the store design are examined, analyzed and the system is designed to produce new plan schemes. In this study, it is aimed to produce a program that offers abstract plan alternatives to the designer during the early design process. In store design, clothing stores are emphasized especially due to its intensive use. Within the scope of the study, it is focused on developing a program that produces plan alternatives by using computational power of computer. In this way, it was possible to work on many plan alternatives in a short time during the design process and it became easy to examine large areas. With these alternatives, it is aimed to provide rapid and advance detection of possible problems that may arise. At this point, it is aimed to see a large number of plan alternatives by applying a few rules and to make the appropriate selection among these alternatives.


Author(s):  
З.М. Шабазова

В статье определены особенности процесса развития фундаментальных основ информатики, предпосылки их обеспечения в высшем учебном заведении. Освещены понятие фундаментального знания и его роль в подготовке специалистов. Рассмотрены проблемы реализации доступа к качественному образованию, в частности к электронным образовательным ресурсам в современной высокотехнологичной среде обучения. Определена роль систем компьютерной логики, математики, информационнотелекоммуникационных технологий, как средств развития фундаментальных основ обучения информатики. Перечислены основные признаки фундаментализации образования и соответствующие пути ее реализации в учебном процессе. Приведены основные факторы, за счет которых возникают новые подходы к развития фундаментальных основ обучения информатики, которые предусматривают создание, внедрение и использование электронных ресурсов современной информационнообразовательной среды открытого образования и подготовки кадров. The article identifies the features of the development of the fundamental fundamentals of computer science, the prerequisites for their provision in higher education. The concept of fundamental knowledge and its role in training specialists are covered. The problems of access to quality education, in particular to electronic educational resources in modern hightech learning environment, are considered. The role of computer logic systems, mathematics, information and telecommunication technologies, as means of development of the fundamentals of informatics education is defined. The main signs of the fundamentalization of education and the corresponding ways of its implementation in the educational process are listed. The main factors due to which new approaches to the development of the fundamental foundations of computer science education are presented, which include the creation, implementation and use of electronic resources of the modern educational information environment of open education and training.


2019 ◽  
Vol 12 (Issue 3) ◽  
pp. 90-98
Author(s):  
Germano Resconi

In 1943 Machculloch and Pitts create the formal neuron where many input signals are linearly composed with different weights on the neuron soma. When the soma electrical signal goes over a specific threshold an output is produced. The main topic in this model is that the response is the same response as in a Boolean function used a lot for the digital computer. Logic functions can be simplified with the formal neuron. But there is the big problem for which not all logic functions, as XOR , cannot be designed in the formal neuron. After a long time the back propagation and many other neural models overcame the big problem in some cases but not in all cases creating a lot of uncertainty. The model proposed does not consider the formal neuron but the natural network controlled by a set of differential equations for neural channels that model the current and voltage on the neuron surface. The steady state of the probabilities is the activation state continuous function whose maximum and minimum are the values of the Boolean function associated with the activation time of spikes of the neuron. With this method the activation function can be designed when the Boolean functions are known. Moreover the neuron differential equation can be designed in order to realize the wanted Boolean function in the neuron itself. The activation function theory permits to compute the neural parameters in agreement with the intention.


2019 ◽  
Vol 69 (3) ◽  
pp. 208-216
Author(s):  
Kamlesh Verma ◽  
Debashis Ghosh ◽  
Rajeev Marathe ◽  
Avnish Kumar

A line-of-sight stabilised sighting system, capable of target tracking and video stabilisation is a prime requirement of any armoured fighting tank vehicle for military surveillance and weapon firing. Typically, such sighting systems have three prime electro-optical sensors i.e. day camera for viewing in day conditions, thermal camera for night viewing and eye-safe laser range finder for obtaining the target range. For laser guided missile firing, additional laser target designator may be a part of sighting system. This sighting system provides necessary parameters for the fire control computer to compute ballistic offsets to fire conventional ammunition or fire missile. System demands simultaneous interactions with electro-optical sensors, servo sensors, actuators, multi-function display for man-machine interface, fire control computer, logic controller and other sub-systems of tank. Therefore, a complex embedded electronics hardware is needed to respond in real time for such system. An efficient electronics embedded hardware architecture is presented here for the development of this type of sighting system. This hardware has been developed around SHARC 21369 processor and FPGA. A performance evaluation scheme is also presented for this sighting system based on the developed hardware.


2018 ◽  
Author(s):  
Mesut Kavak

I have been working for a time about basic laws of directing the universe [1,2]. It seems that the most basic and impressive principle which causes any physical phenomenon is the Uncertainty Principle of Heisenberg [3], that existence have any property because of the uncertainty. During this process, while I was thinking about conservation of information I noticed, that information cannot be lost; but at a point, it becomes completely unrecognizable according to us as there is no alternative. Any information and the information searched for become the same after a point relatively to us. The sensitivity increases forever but its loss. Each sensitivity level also has higher level; so actually an absolute protection seems possible.


2017 ◽  
Author(s):  
Richard Mayne ◽  
Jack Morgan ◽  
Neil Phillips ◽  
James Whiting ◽  
Andrew Adamatzky

AbstractWe exploit chemo- and galvanotactic behaviour of Paramecium caudatum to design a hybrid device that allows for controlled uptake, transport and deposition of environmental micro- and nanoparticulates in an aqueous medium. Manipulation of these objects is specific, programmable and parallel. We demonstrate how device operation and output interpretation may be automated via a DIY low-cost fluorescence spectrometer, driven by a microprocessor board. The applications of the device presented range from collection and detoxification of environmental contaminants (e.g. nanoparticles), to micromixing, to natural expressions of computer logic.


Author(s):  
J.-M. Hu ◽  
L. Shu ◽  
Z. Li ◽  
Y. Gao ◽  
Y. Shen ◽  
...  

The electric-voltage-modulated magnetism in multiferroic heterostructures, also known as the converse magnetoelectric (ME) coupling, has drawn increasing research interest recently owing to its great potential applications in future low-power, high-speed electronic and/or spintronic devices, such as magnetic memory and computer logic. In this article, based on combined theoretical analysis and experimental demonstration, we investigate the film size dependence of such converse ME coupling in multiferroic magnetic/ferroelectric heterostructures, as well as exploring the interaction between two relating coupling mechanisms that are the interfacial strain and possibly the charge effects. We also briefly discuss some issues for the next step and describe new device prototypes that can be enabled by this technology.


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