silas/imdd_silas
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

more and more

Browse Source
This commit is contained in:
Silas Oettinghaus
2026-07-08 21:36:08 +02:00
parent 699d146fb5
commit 1879441999
22 changed files with 2197 additions and 174 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
Functions/EQ_visuals/showLevelHistogram.m
View File

@@ -38,6 +38,8 @@ end
eq_signal = max(min(eq_signal,3),-3);
eq_signal = eq_signal .* -1;
%%% histogram
clf
if isempty(ref_symbol_uncoded)
@@ -47,6 +49,15 @@ end
received_sd = NaN(numel(constellation),numel(ref_symbols));
lvlcol = linspecer(numel(constellation));
lvlcol = cbrewer2('RdBu',numel(constellation)+4);
% remove 4 colors from the middle to avoid the bright central colors
mid = ceil(size(lvlcol,1)/2);
rm_idx = mid + (-1:2); % two before mid and two after (2x2 removal centered)
rm_idx = max(1,min(size(lvlcol,1),rm_idx));
lvlcol(rm_idx,:) = [];
lvlcol = lvlcol(1:numel(constellation),:);
for lvl = 1:numel(constellation)
class_mask = ref_symbols == constellation(lvl);
received_sd(lvl,class_mask) = eq_signal(class_mask);
@@ -71,7 +82,15 @@ end
% DB lobe is drawn separately so the DB-level structure stays visible.
db_constellation = unique(ref_symbols);
classes = unique(ref_symbol_uncoded);
lvlcol = linspecer(numel(classes));
% lvlcol = linspecer(numel(classes));
lvlcol = cbrewer2('RdBu',numel(classes)+4);
% remove 4 colors from the middle to avoid the bright central colors
mid = ceil(size(lvlcol,1)/2);
rm_idx = mid + (-1:2); % two before mid and two after (2x2 removal centered)
rm_idx = max(1,min(size(lvlcol,1),rm_idx));
lvlcol(rm_idx,:) = [];
lvlcol = lvlcol(1:numel(sir_group_labels),:);
for db_lvl = 1:numel(db_constellation)
db_mask = ref_symbols == db_constellation(db_lvl);