Publications

Monday, November 16th, 2015

Sand Ripple Characterization Using an Extended Synthetic Aperture Sonar Model and Parallel Sampling Method

Abstract: The aim of this work is to characterize the seafloor by estimating invariant sand ripple parameters from synthetic aperture […]


Monday, November 16th, 2015

Functions of Multiple Instances for Learning Target Signatures

Abstract: The functions of multiple instances (FUMI) approach for learning target and nontarget signatures is introduced. FUMI is a generalization […]


Monday, November 16th, 2015

Bayesian Fuzzy Clustering

Abstract: We present a Bayesian probabilistic model and inference algorithm for fuzzy clustering that provides expanded capabilities over the traditional […]


Monday, November 16th, 2015

Spatial and Spectral Unmixing Using the Beta Compositional Model

Abstract: This paper introduces the beta compositional model (BCM) for hyperspectral unmixing and four algorithms for unmixing given the BCM. […]


Monday, November 9th, 2015

Random projections fuzzy c-means (RPFCM) for big data clustering

Abstract: Many contemporary biomedical applications such as physiological monitoring, imaging, and sequencing produce large amounts of data that require new […]


Monday, November 9th, 2015

Target Estimation using Diverse Density

Abstract: Hyperspectral target detection algorithms rely on knowing the desired target signature in advance. However, obtaining an effective target signature […]


Wednesday, May 27th, 2015

Functions of multiple instances for sub-pixel target characterization in hyperspectral imagery

Abstract: In this paper, the Multi-target Extended Function of Multiple Instances (Multi-target eFUMI) method is developed and described. The method […]


Wednesday, May 27th, 2015

Possibilistic context identification for SAS imagery

Abstract: This paper proposes a possibilistic context identification approach for synthetic aperture sonar (SAS) imagery. SAS seabed imagery can display […]


Wednesday, May 27th, 2015

Anomaly detection of subsurface objects using handheld ground-penetrating radar

Abstract: This paper develops an anomaly detection algorithm for subsurface object detection using the handheld ground penetrating radar. The algorithm […]


Wednesday, May 27th, 2015

Multiple instance dictionary learning for subsurface object detection using handheld EMI

Abstract: A dictionary learning approach for subsurface object detection using handheld electromagnetic induction (EMI) data is presented. A large number […]