Classification of multi-temporal SAR images for rice crops using combined entropy decomposition and support vector machine technique

CP Tan, JY Koay, KS Lim, HT Ewe… - Progress In …, 2007 - jpier.org
This paper presents a combined Entropy Decomposition and Support Vector Machine
(EDSVM) technique for Synthetic Aperture Radar (SAR) image classification with the …

Paddy fields as electrically dense media: Theoretical modeling and measurement comparisons

JY Koay, CP Tan, KS Lim… - … on Geoscience and …, 2007 - ieeexplore.ieee.org
Early models for paddy fields consist of a single-layered medium in which coherent effects
within clusters of leaves are considered but multiple volume scattering is not. In this paper …

A dense medium microwave backscattering model for the remote sensing of oil palm

KC Teng, JY Koay, SH Tey, KS Lim… - … on Geoscience and …, 2014 - ieeexplore.ieee.org
Very little work has been carried out to examine the potential of synthetic aperture radar
(SAR) imaging data for growth monitoring, disease monitoring, and yield prediction of oil …

A study on oil palm remote sensing at L-band with dense medium microwave backscattering model

CM Toh, HT Ewe, SH Tey… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Studies on the potential of using synthetic aperture radar (SAR) imaging data for remote
sensing in oil palm growth needs to be done in depth. In this paper, we utilized a scattering …

A study of Fresnel scattered fields for ellipsoidal and elliptic-disk-shaped scatterers

JY Koay, HT Ewe, HT Chuah - IEEE transactions on geoscience …, 2008 - ieeexplore.ieee.org
The study of scattered fields from nonspherical scatterers is becoming an important subject
particularly in the area of theoretical modeling of microwave backscatter from vegetation …

An analysis of scattering from snow with relaxed hierachical equivalent source algorithm

CF Lum, HT Ewe, F **n, LJ Jiang… - 2017 IEEE International …, 2017 - ieeexplore.ieee.org
Traditionally, Radiative Transfer (RT) formulation has been used to simulate scattering from
snow layer with the incorporation of phase matrix of scatterers in the formulation. Typically …

A study of scattering from snow embedded with non-spherical shapes of scatterers with Relaxed Hierarchical Equivalent Source Algorithm (RHESA)

CF Lum, F **n, HT Ewe, LLJ Jiang - 2017 - scholarsmine.mst.edu
Remote sensing has been used widely in studying the earth terrain such as snow or sea ice
due to its fast, convenient and long-term monitoring capabilities. SAR images acquired could …

A successive scattering methodology with application to two cylinders in the Fresnel region of each other

RJ Hooker, RH Lang - Waves in Random and Complex Media, 2012 - Taylor & Francis
We present an efficient approach to compute the second-order scattering of an
electromagnetic wave by two discrete scatterers in proximity to each other. Such a two-body …

Electromagnetic Wave Scattering in Dense Media: Applications in the Remote Sensing of Sea Ice and Vegetation

JUNYI KOAY, YUJEN LEE, HTAT EWE… - … : A Remote Sending …, 2017 - World Scientific
In this chapter, we discuss wave scattering in dense inhomogenous media, when the mean
distance between discrete scatterers embedded in the medium is smaller than the …

Modeling microwave emission from short vegetation-covered surfaces

Y **e, J Shi, Y Lei, Y Li - Remote Sensing, 2015 - mdpi.com
Owing to the temporal and spatial variability of the emissivity spectra, problems remain in the
interpretation and application of satellite passive microwave data over vegetation-covered …