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

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 […]

Tuesday, May 6th, 2014

An Integrated Graph Cuts Segmentation and Piece-wise Convex Unmixing Approach for Hyperspectral Imaging

Abstract: Context-based unmixing has been studied by several researchers. Recent techniques, such as piece-wise convex¬†unmixing using fuzzy and possibilistic clustering […]

Tuesday, May 6th, 2014

Extended Functions of Multiple Instances for Target Characterization

Abstract: An extension of the Function of Multiple Instances (FUMI) algorithm for target characterization is presented. FUMI is a generalization […]

Friday, February 7th, 2014

Subpixel Target Detection in Hyperspectral Imagery using Piece-wise Convex Spatial-Spectral Unmixing, Possibilistic and Fuzzy Clustering, and Co-Registered LIDAR

Abstract: A new algorithm for subpixel target detection in hyperspectral imagery is proposed which uses the PFCM-FLICM-PCE algorithm to model […]

Friday, February 7th, 2014

Simultaneous Band-weighting and Spectral Unmixing for Multiple Endmember Sets

Abstract: In this paper, the SimUltaneous Band-weighting and Spectral Unmixing for Multiple Endmember Sets (SUBSUME) which performs endmember extraction for […]

Wednesday, January 8th, 2014

Endmember extraction using the physics-based multi-mixture pixel model

Abstract: A method of incorporating the multi-mixture pixel model into hyperspectral endmember extraction is presented and discussed. A vast majority […]