NORCAMA: Change Analysis in SAR Time Series by Likelihood Ratio Change Matrix Clustering

This paper presents a likelihood ratio test based method of change detection and classification for synthetic aperture radar (SAR) time series, namely NORmalized Cut on chAnge criterion MAtrix (NORCAMA). This method involves three steps: 1) multi-temporal pre-denoising step over the whole image series to reduce the effect of the speckle noise; 2) likelihood ratio test based change criteria between two images using both the original noisy images and the denoised images; 3) change classification by a normalized cut based clustering-and-recognizing method on change criterion matrix (CCM). The experiments on both synthetic and real SAR image series show the effective performance of the proposed framework.

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Source https://hal.science/hal-00997786
Author Su, Xin, Deledalle, Charles-Alban, Tupin, Florence, Sun, Hong
Maintainer CCSD
Last Updated May 5, 2026, 10:01 (UTC)
Created May 5, 2026, 10:01 (UTC)
Identifier hal-00997786
Language en
Rights https://about.hal.science/hal-authorisation-v1/
contributor Département Traitement du Signal et des Images (TSI) ; Télécom ParisTech-Centre National de la Recherche Scientifique (CNRS)
creator Su, Xin
date 2014-05-28T00:00:00
harvest_object_id 9606b98f-4b2c-4b73-b79b-233ba9a7bde7
harvest_source_id 3374d638-d20b-4672-ba96-a23232d55657
harvest_source_title test moissonnage SELUNE
metadata_modified 2025-03-17T00:00:00
set_spec type:REPORT