Vertex Component Analysis

Brief Description

Given a set of mixed spectral vectors, estimatereference substances also known as endmembers using the VertexComponent Analysis algorithm.

Tags

Miscellaneous, Hyperspectral, Dimensionality Reduction

Long Description

Apply the Vertex Component Analysis [1] toan hyperspectral image to extract endmembers. Given a set of mixedspectral vectors (multispectral or hyperspectral), the applicationestimates the spectral signature of reference substances also knownas endmembers.

Parameters

Limitations

None

Authors

OTB-Team

See also

[1] J. M. P. Nascimento and J. M. B. Dias, Vertexcomponent analysis: a fast algorithm to unmix hyperspectral data,in IEEE Transactions on Geoscience and Remote Sensing, vol. 43,no. 4, pp. 898-910, April 2005.J. M. P. Nascimento andJ. M. B. Dias, Vertex component analysis: a fast algorithm tounmix hyperspectral data, in IEEE Transactions on Geoscience andRemote Sensing, vol. 43, no. 4, pp. 898-910, April 2005.

Example of use