scholarly journals Competitive Routing on a variant of Delaunay Triangulation

Author(s):  
Virendra Singh Rathore

The concept of Delaunay triangulation is thought to be currently one of the best implementations in the sampling arena, whether it be technical or a non technical domain. Considering the network congestions which cause a competitive routing in any given area of the network, Delaunay triangulation has come to be proven as a good, if not the best, remedy to solve the mentioned problem. Dr. Prosenjit Bose presented a good argument back in November 2011 where he proved that connecting the nodes of any given network using the concepts of Delaunay Triangulation gave the best path between nodes, taking the least amount of time for the communication and reducing the competitive routing in the network by reducing the spanning ratio and path length by almost 5/sqrt(3). Here in this study we use the concepts of the Delaunay Triangulation to design a Java application which analyses given a set of random nodes in a plane, it connects each of them with the use of Delaunay Triangulation so that the nodes have the best path to communicate with each other.

2021 ◽  
Author(s):  
Virendra Singh Rathore

The concept of Delaunay triangulation is thought to be currently one of the best implementations in the sampling arena, whether it be technical or a non technical domain. Considering the network congestions which cause a competitive routing in any given area of the network, Delaunay triangulation has come to be proven as a good, if not the best, remedy to solve the mentioned problem. Dr. Prosenjit Bose presented a good argument back in November 2011 where he proved that connecting the nodes of any given network using the concepts of Delaunay Triangulation gave the best path between nodes, taking the least amount of time for the communication and reducing the competitive routing in the network by reducing the spanning ratio and path length by almost 5/sqrt(3). Here in this study we use the concepts of the Delaunay Triangulation to design a Java application which analyses given a set of random nodes in a plane, it connects each of them with the use of Delaunay Triangulation so that the nodes have the best path to communicate with each other.


Author(s):  
Katherine Guérard ◽  
Sébastien Tremblay

In serial memory for spatial information, some studies showed that recall performance suffers when the distance between successive locations increases relatively to the size of the display in which they are presented (the path length effect; e.g., Parmentier et al., 2005) but not when distance is increased by enlarging the size of the display (e.g., Smyth & Scholey, 1994). In the present study, we examined the effect of varying the absolute and relative distance between to-be-remembered items on memory for spatial information. We manipulated path length using small (15″) and large (64″) screens within the same design. In two experiments, we showed that distance was disruptive mainly when it is varied relatively to a fixed reference frame, though increasing the size of the display also had a small deleterious effect on recall. The insertion of a retention interval did not influence these effects, suggesting that rehearsal plays a minor role in mediating the effects of distance on serial spatial memory. We discuss the potential role of perceptual organization in light of the pattern of results.


2000 ◽  
Vol 627 ◽  
Author(s):  
Gabriel Popescu ◽  
Aristide Dogariu

ABSTRACTIn many industrial applications involving granular media, knowledge about the structural transformations suffered during the industrial process is desirable. Optical techniques are noninvasive, fast, and versatile tools for monitoring such transformations. We have recently introduced optical path-length spectroscopy as a new technique for random media investigation. The principle of the method is to use a partially coherent source in a Michelson interferometer, where the fields from a reference mirror and the sample are combined to obtain an interference signal. When the system under investigation is a multiple-scattering medium, by tuning the optical length of the reference arm, the optical path-length probability density of light backscattered from the sample is obtained. This distribution carries information about the structural details of the medium. In the present paper, we apply the technique of optical path-length spectroscopy to investigate inhomogeneous distributions of particulate dielectrics such as ceramics and powders. The experiments are performed on suspensions of systems with different solid loads, as well as on powders and suspensions of particles with different sizes. We show that the methodology is highly sensitive to changes in volume concentration and particle size and, therefore, it can be successfully used for real-time monitoring. In addition, the technique is fiber optic-based and has all the advantages associated with the inherent versatility.


Author(s):  
Christian TCHAPGA TCHITO ◽  
◽  
Gaby Eric TCHIMMOUE ◽  
Daniel TCHIOTSOP ◽  
Enow ABUNAW T. ◽  
...  

2019 ◽  
Vol 24 (2) ◽  
pp. 88-104
Author(s):  
Ilham Aminudin ◽  
Dyah Anggraini

Banyak bisnis mulai muncul dengan melibatkan pengembangan teknologi internet. Salah satunya adalah bisnis di aplikasi berbasis penyedia layanan di bidang moda transportasi berbasis online yang ternyata dapat memberikan solusi dan menjawab berbagai kekhawatiran publik tentang layanan transportasi umum. Kemacetan lalu lintas di kota-kota besar dan ketegangan publik dengan keamanan transportasi umum diselesaikan dengan adanya aplikasi transportasi online seperti Grab dan Gojek yang memberikan kemudahan dan kenyamanan bagi penggunanya Penelitian ini dilakukan untuk menganalisa keaktifan percakapan brand jasa transportasi online di jejaring sosial Twitter berdasarkan properti jaringan. Penelitian dilakukan dengan dengan mengambil data dari percakapan pengguna di social media Twitter dengan cara crawling menggunakan Bahasa pemrograman R programming dan software R Studio dan pembuatan model jaringan dengan software Gephy. Setelah itu data dianalisis menggunakan metode social network analysis yang terdiri berdasarkan properti jaringan yaitu size, density, modularity, diameter, average degree, average path length, dan clustering coefficient dan nantinya hasil analisis akan dibandingkan dari setiap properti jaringan kedua brand jasa transportasi Online dan ditentukan strategi dalam meningkatkan dan mempertahankan keaktifan serta tingkat kehadiran brand jasa transportasi online, Grab dan Gojek.


2020 ◽  
Author(s):  
Darshak Mota ◽  
Neel Zadafiya ◽  
Jinan Fiaidhi

Java Spring is an application development framework for enterprise Java. It is an open source platform which is used to develop robust Java application easily. Spring can also be performed using MVC structure. The MVC architecture is based on Model View and Controller techniques, where the project structure or code is divided into three parts or sections which helps to categorize the code files and other files in an organized form. Model, View and Controller code are interrelated and often passes and fetches information from each other without having to put all code in a single file which can make testing the program easy. Testing the application while and after development is an integral part of the Software Development Life Cycle (SDLC). Different techniques have been used to test the web application which is developed using Java Spring MVC architecture. And compares the results among all the three different techniques used to test the web application.


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