IEEE

Nonhomogeneous Markov Process Modeling for Software Reliability Assessment

Abstract: In this article, we focus on nonhomogeneous Markov processes (NHMPs), which are generalizations of the well-known homogeneous Markov processes (HMPs) and nonhomogeneous Poisson processes, ...
IEEE

Dual UAV-Assisted Secure IoT Networks: Resource Allocation and 3D Trajectory Design

Abstract: This paper investigates a dual uncrewed aerial vehicle (UAV)-assisted communication system for enabling secure information transfer between a base station (BS) and an Internet of Things ...

Scientists create optical skyrmions using a two-century-old light phenomenon

Nanyang Technological University, Singapore (NTU Singapore) scientists have used a classic optical phenomenon known as the Poisson spot to create stable patterns of light called optical skyrmions, ...
archive

Fractals, random shapes, and point fields : methods of geometrical statistics

Hausdorff measure and dimension -- Deterministic fractals -- Random fractals -- Methods for the empirical determination of fractal dimension -- Representation of contours -- Set theoretic analysis -- ...