files contained in this repo (or available as shared file on Google drive because they exceed the 100Mb Github limit) conus/conusjunctions.zip (NOT IN REPO - available at https://drive.google.com/file/d/1ZrIUyqb0x6_-4_SRHzLTMVY7WcPqLKrs/view?usp=sharing) zipped conusjunctions.txt ascii file containing the output of junctionextraction.c 7 columns (x pixel location, y pixel location, contributing area, AVB slope ratio, AVB angle in degrees, BA slope ratio, BA angle in degrees) and 20,896,511 rows conus/conusmeanjunctions.txt ascii file output by junctionextraction.c quantifying mean junction angle in 30 bins of slope ratio for AVB and BA properties conus/conusmeanjunctions2p5km.txt ascii file of geometric mean of junction angles at 2.5 km/pixel (1848 columns x 1060 rows) for CONUS conus/conusnetwork.tif (NOT IN REPO - available at https://drive.google.com/file/d/1oQGhC3CW3JlttKxthR611AG-ud-a-21p/view?usp=sharing) tiff image of valley network extracted by junctionextraction.c conus/conussurfgeo.zip zipped conussurfgeo.txt raster of size 92401x58059 representing the surficial geology of CONUS in same lcc projection as DEM gdal projection definition: "+proj=lcc +lat_1=33 +lat_2=45 +lat_0=39 +lon_0=-96 +x_0=0 +y_0=0 +ellps=GRS80 +datum=NAD83 +units=m no_defs" xmin, ymin, xmax, ymax: -2361180 -1495630 2258880 1407330 0 - no data; 1 - biogenic (e.g., calcareous sedimentary rock in S FL); 2 - aeolian; 3 - glacial; 4 - lacustrine; 5 - Ogallala; 6 - Plio-Q alluvium; 7 - Tertiary; 8 - volcanic rock; 9 - water conus/conussurfgeo2p5km.txt ascii file of the presence/absence of late Cenozoic alluvial deposits at 2.5 km/pixel (1848 columns x 1060 rows) for CONUS conus/junctionextraction.c C code that extracts junction angles for CONUS at 50 m/pixel resultion. The input file conus.txt is 43Gb (11Gb compressed) and available upon request from jdpellet@arizona.edu. author compiled and tested on a 64-bit Windows machine in cygwin using "gcc -o juctionextraction.exe junctionextraction.c -lm" author executed in cygwin using "./junctionextraction.exe" myfractaltree/junctionextraction.c C code that extracts junction angles for a test landscape using the 1201x800 DEM myfractaltreetopo.txt. author compiled and tested on a 64-bit Windows machine in cygwin using "gcc -o juctionextraction.exe junctionextraction.c -lm" author executed in cygwin using "./junctionextraction.exe" myfractaltree/myfractaltreejunctions.txt ascii file containing data for every junction (output of junctionextraction.c) for the test landscape this file has 7 columns (x pixel location, y pixel location, orientation of junction direction 1, orientation of junction direction 2, orientation of junction direction 3, angle between 1 and 3, angle between 2 and 3) and 13 rows myfractaltree/myfractaltreearea.txt ascii file of contributing area raster (1201x800) output by junctionextraction.c myfractaltree/myfractaltreemask.txt ascii file of mask raster (1201x800) output by junctionextraction.c (encodes tributary directions for each junction) myfractaltree/myfractaltreetopo.txt ascii DEM (1201x800) input to junctionextraction.c soaz/junctionextraction.c C code that extracts junction angles for a portion of southern Arizona at 30 m/pixel resultion using the 6833x5333 DEM soaz.txt. author compiled and tested on a 64-bit Windows machine in cygwin using "gcc -o juctionextraction.exe junctionextraction.c -lm" author executed in cygwin using "./junctionextraction.exe" soaz/soaz.zip (NOT IN REPO - available at https://drive.google.com/file/d/1vxM_QshV6K_LHLEQDBMtKIFWZmM89k6d/view?usp=sharing) zipped version of soaz.txt - 30 m/pixel resolution 6833x5333 DEM for a portion of southern Arizona soaz/soazmeanjunctions.txt ascii file output by junctionextraction.c quantifying mean junction angle in 30 bins of slope ratio for AVB and BA properties (plotted in Fig. 8c of paper) soaz/soazmeanjunctions2p5km.txt ascii file of mean junction angles at 2.5 km/pixel (136 columns x 106 rows) for a portion of southern Arizona soaz/soazsurfgeo2p5km.txt ascii file of presence/absence of late Cenozoic alluvial deposits at 2.5 km/pixel (136 columns x 106 rows) for a portion of southern Arizona soaz/soazjunctions.txt ascii file containing data for every junction (output of junctionextraction.c) for a portion of southern Arizona this file has 7 columns (x pixel location, y pixel location, contributing area, AVB slope ratio, AVB angle in degrees, BA slope ratio, BA angle in degrees) and 106,506 rows