Ascending/descending LOS, dE, dU, |dE|, interval and annualized rates, continuous cumulative displacement, quality and elevation profiles.
dU is not Eulerian elevation change or mass balance.
---
title: "InSAR method"
pagetitle: "InSAR method — MeteoAndes"
description: "Sentinel-1 ascending/descending processing and east–vertical decomposition under dN=0."
image: ../../assets/img/og/investigacion.jpg
lang: en
header-includes: |
<link rel="alternate" hreflang="es" href="https://meteoandes.com/metodos/insar.html">
<link rel="alternate" hreflang="en" href="https://meteoandes.com/en/methods/insar.html">
<link rel="alternate" hreflang="x-default" href="https://meteoandes.com/metodos/insar.html">
format:
html:
code-tools: true
code-fold: true
---
## Products
Ascending/descending LOS, dE, dU, |dE|, interval and annualized rates, continuous cumulative displacement, quality and elevation profiles.
```python
dE, dU = invert_ascending_descending(los_asc, los_desc, geometry)
```
dU is not Eulerian elevation change or mass balance.