Sixth-generation (6G) mobile communication networks are expected to have dense
infrastructures, large antenna size, wide bandwidth, cost-effective hardware, diversified …

Compressive sensing (CS) has received much attention in several fields such as digital
image processing, wireless channel estimation, radar imaging, and cognitive radio (CR) …

Radio maps characterize quantities of interest in radio communication environments, such
as the received signal strength and channel attenuation, at every point of a geographical …

Radio maps provide metrics such as power spectral density for every location in a
geographic area and find numerous applications such as UAV communications, interference …

Radio maps find numerous applications in wireless communications and mobile robotics
tasks, including resource allocation, interference coordination, and mission planning …

The spectrum cartography (SC) technique constructs multi-domain (eg, frequency, space,
and time) radio frequency (RF) maps from limited measurements, which can be viewed as …

Spectrum cartography aims at estimating power propagation patterns over a geographical
region across multiple frequency bands (ie, a radio map)-from limited samples taken …

Power spectral density (PSD) maps providing the distribution of RF power across space and
frequency are constructed using power measurements collected by a network of low-cost …

The spectrum cartography finds applications in several areas such as cognitive radios,
spectrum aware communications, machine-type communications, Internet of Things …

Measurements on radio spectrum usage have revealed an abundance of under-utilized
bands of spectrum that belong to primary (licensed) networks. Prior knowledge about the …