qgis - Producing smooth and consistent contour lines from SRTM

I downloaded and merged together a set of SRTM imagery. I am not sure whether it is my workflow, the actual terrain in question or if the scale of the imagery is simply too large to obtain smooth

QGIS 3.4 QGISTrainingManual en, PDF, Creative Commons License

Creating raster DEMs and DSMs from large lidar point collections

qGis, creating, shaping and styling contour lines

Quality Assessment of Digital Elevation Models in a Treeless High-Mountainous…

Smooth contour lines/correctly extract contour lines from a DEM in

Digital Elevation Model of the Republic of Adygea

WbW documentation - Whitebox Workflows for Python User Manual

Creating Contours from DEM using QGIS — open.gis.lab

gdal/NEWS.md at master · OSGeo/gdal · GitHub

DEM and Contour Visualization in QGIS — open.gis.lab

qgis - Removing contour artifacts from low slope regions - Geographic Information Systems Stack Exchange

Parameters to create DTMs that produce smooth contours in Qgis - WebODM - OpenDroneMap Community

A scenario-based volcanic hazard assessment for the Mount Meager