for DEM generation, the ideal perpendicular baseline is 150-300 meters. You can use the ASF Baseline tool to find suitable image pairs (I described it here: How to prepare Sentinel-1 images stack for PSI/SBAS in SNAP)
for DEM generation, the ideal perpendicular baseline is 150-300 meters. You can use the ASF Baseline tool to find suitable image pairs (I described it here: How to prepare Sentinel-1 images stack for PSI/SBAS in SNAP)