Fig. 7From: Baseline monitoring of volcanic regions with little recent activity: application of Sentinel-1 InSAR to Turkish volcanoesFlowchart illustrating the process of analysing automatically generated interferograms, including checks and corrections for low coherence, topographic correlations and low signal-to-noise ratios before identifying possible signals. a-c Examples of common artefacts illustrated using examples from HasandaÄŸ volcano, Turkey. a low coherence due to snow cover, b topographic correlation due to stratified water vapour and c low signal-to-noise ratio due to turbulent atmospheric effectsBack to article page