Abstract: We propose a non-orthogonal multiple access (NOMA) scheme known as power domain sparse code multiple access (PD-SCMA) for visible light communications (VLC), which uses both the power and ...

This is a mcq quiz app.In this ,quiz can be started only if the user turns off the internet.when the user tries to switch the window while doing the test, the quiz will terminate abruptly.Below is the ...

Project aims at generating multiple choice questions along with the options and correct answer using NLP and Large Language Models, so that given any text from any text book , the model will generate ...

Abstract: In this paper, we propose a novel rateless multiple access scheme based on the recently proposed capacity-approaching analog fountain code (AFC). We show that the multiple access process ...