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chnages from silas pc again

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This commit is contained in:
Silas Oettinghaus
2025-04-16 09:51:15 +02:00
parent 2fcd6854ea
commit 651be1ff54
9 changed files with 367 additions and 25 deletions
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21
Classes/00_signals/Signal.m
View File

@@ -172,9 +172,9 @@ classdef Signal
hold on;
if isempty(options.color)
plot(t, sig(1:length(t)), 'DisplayName', dn, 'LineWidth', 0.1, 'Marker', '.', 'LineStyle','none', 'MarkerSize', 0.1);
plot(t* 1e6, sig(1:length(t)), 'DisplayName', dn, 'LineWidth', 0.1, 'Marker', '.', 'LineStyle','none', 'MarkerSize', 0.1);
else
plot(t, sig(1:length(t)), 'DisplayName', dn, 'LineWidth', 0.1, 'Marker', '.', 'LineStyle','none', 'MarkerSize', 0.1,'Color',options.color);
plot(t* 1e6, sig(1:length(t)), 'DisplayName', dn, 'LineWidth', 0.1, 'Marker', '.', 'LineStyle','none', 'MarkerSize', 0.1,'Color',options.color);
end
% 2 c)
% - xlabel if not already here: time in readable format (1 ms and not 1e-3 s)
@@ -187,9 +187,6 @@ classdef Signal
ylabel('Amplitude');
end
% Convert time axis to milliseconds for readability
xticks = get(gca, 'XTick');
set(gca, 'XTick', xticks, 'XTickLabel', xticks * 1e6);
% Add legend if not already present
if isempty(get(gca, 'Legend'))
@@ -656,7 +653,7 @@ classdef Signal
end
%%
function [obj,S,isFlipped,sequenceFound] = tsynch(obj,options)
function [obj,S,inverted,sequenceFound,sequenceStarts] = tsynch(obj,options)
% time sync and cut
arguments
obj Signal
@@ -668,9 +665,9 @@ classdef Signal
S = {};
isFlipped=0;
inverted = -1;
sequenceFound = 0;
sequenceStarts = [];
%normalize the signal
@@ -711,19 +708,19 @@ classdef Signal
shifts = lags(pkpos);
sequenceStarts = shifts;
% shifts = shifts(shifts>=0);
if numel(shifts) > 0
%Cut occurences of ref signal from signal (only positive shifts)
if all(sign(co(pkpos)))
isFlipped = 1;
if all(sign(co(pkpos))==-1)
inverted = 1;
end
for c = shifts
sig = obj.delay(-c,'mode','samples');
sig.signal = sig.signal(1:length(b)).*-isFlipped;
sig.signal = sig.signal(1:length(b)) .* -inverted;
S{end+1,1} = sig;
end

120
Classes/DataBaseHandler/DBHandler.m
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@@ -9,6 +9,7 @@ classdef DBHandler < handle
tableNames % Cell array containing names of all tables in the database
tables = struct(); % Structure containing MATLAB tables for each database table
distinctValues
type
end
methods
@@ -21,6 +22,7 @@ classdef DBHandler < handle
arguments
options.pathToDB = ""; % Default value for pathToDB if not provided
options.type = "mysql";
end
% Assign values to class properties based on input arguments
@@ -33,7 +35,22 @@ classdef DBHandler < handle
% Establish a connection to the SQLite database
try
if options.type == "sqlite"
obj.conn = sqlite(obj.pathToDB);
elseif options.type == "mysql"
datasource = "jdbc:mysql://134.245.243.254:3306/labor";
obj.conn = database( ...
"labor", ... % Database name
"silas", ... % Username
"silas", ... % Password (or getSecret)
"Vendor", "MySQL", ...
"Server", "134.245.243.254", ...
"PortNumber", 3306, ...
"JDBCDriverLocation", "C:\Users\Silas\Documents\mysql-connector-j-9.3.0\mysql-connector-j-9.3.0.jar");
end
catch e
error('Failed to connect to the database: %s', e.message);
end
@@ -59,8 +76,14 @@ classdef DBHandler < handle
function obj = getTableNames(obj)
% Get all table names from the database
try
if obj.type == "mysql"
result = fetch(obj.conn, 'SHOW TABLES;');
obj.tableNames = result.Variables;
elseif obj.type == "sqlite"
result = fetch(obj.conn, 'SELECT name FROM sqlite_master WHERE type="table"');
obj.tableNames = result.name;
end
catch e
error('Failed to retrieve table names: %s', e.message);
end
@@ -213,12 +236,16 @@ classdef DBHandler < handle
elseif ischar(value)
newRow.(colName{1}) = string(value);
elseif isdatetime(value)
% newRow.(colName{1}) = string(value);
end
end
% Parameters for retry logic
maxRetries = 5;
maxRetries = 50;
basePause = 0.05; % seconds
attempt = 0;
@@ -226,6 +253,9 @@ classdef DBHandler < handle
while ~success && attempt <= maxRetries
try
if obj.type == "mysql"
newRow_ = obj.convertTableToCellStrings(newRow);
end
sqlwrite(obj.conn, tableName, newRow);
success = true; % Write successful
catch e
@@ -245,7 +275,14 @@ classdef DBHandler < handle
end
% Retrieve the measurement_id of the newly inserted row for linking other tables
result = fetch(obj.conn, 'SELECT last_insert_rowid()');
if obj.type == "mysql"
queue = "SELECT LAST_INSERT_ID()";
elseif obj.type == "sqlite"
queue = "SELECT last_insert_rowid()";
end
result = fetch(obj.conn, queue);
lastID = result{1, 1}; % Access the value directly from the table
end
@@ -502,8 +539,87 @@ classdef DBHandler < handle
% Step 4: Execute the query and handle results
result = obj.fetch(query);
result = obj.normalizeMySQLTable(result);
end
function cleanedTable = normalizeMySQLTable(~,result)
cleanedTable = result;
varNames = result.Properties.VariableNames;
for i = 1:numel(varNames)
col = result.(varNames{i});
% Only process if column is a cell array of strings or chars
if iscell(col) && all(cellfun(@(x) ischar(x) || isstring(x), col))
% Try converting to numeric if possible
numCol = str2double(col);
if all(~isnan(numCol) | strcmpi(col, 'NaN'))
% It's numeric (with possible NaNs)
cleanedTable.(varNames{i}) = numCol;
else
% Clean double-quoted SQL literals (e.g., ""no_db"")
cleanedTable.(varNames{i}) = strrep(string(col), '""', '"');
end
end
end
end
function cellTable = convertTableToCellStrings(~,tbl)
% Converts all variables in a MATLAB table to cell arrays of strings (like JDBC fetch from MySQL)
%
% Example:
% jdbcFormatted = convertTableToCellStrings(myTable);
cellTable = tbl;
varNames = tbl.Properties.VariableNames;
for i = 1:numel(varNames)
col = tbl.(varNames{i});
if isnumeric(col)
% Convert numeric values to strings
cellTable.(varNames{i}) = arrayfun(@(x) num2str(x, '%.15g'), col, 'UniformOutput', false);
elseif isstring(col) || ischar(col)
% Ensure cell array of strings
cellTable.(varNames{i}) = cellstr(col);
elseif iscell(col)
% Convert each cell entry to string
cellTable.(varNames{i}) = cellfun(@convertToString, col, 'UniformOutput', false);
elseif islogical(col)
% Convert logicals to '0' or '1'
cellTable.(varNames{i}) = cellstr(string(double(col)));
elseif isdatetime(col)
% Convert datetimes to formatted string
cellTable.(varNames{i}) = cellstr(string(col));
else
warning('Column "%s" has unsupported type. Converting using string().', varNames{i});
cellTable.(varNames{i}) = cellstr(string(col));
end
end
end
function out = convertToString(~,val)
if ischar(val)
out = val;
elseif isstring(val)
out = char(val);
elseif isnumeric(val)
out = num2str(val, '%.15g');
elseif islogical(val)
out = num2str(double(val));
elseif isdatetime(val)
out = datestr(val, 'yyyy-mm-dd HH:MM:SS');
else
out = char(string(val)); % fallback
end
end
function query = constructSQLQuery(obj, filterParams, selectedFields)
% constructSQLQuery Constructs the SQL query based on filter parameters and selected fields.
%

13
Functions/EQ_structures/vnle_postfilter_mlse.m
View File

@@ -99,6 +99,8 @@ end
[gmi_vnle] = calc_air(eq_signal_sd,tx_symbols,"skip_front",10000,"skip_end",10000);
air_vnle = tx_symbols.fs .* floor(log2(double(M))*10)/10 .* gmi_vnle ./ log2(double(M));
[evm_vnle_total,evm_vnle_lvl] = calc_evm(eq_signal_sd,tx_symbols);
[std_vnle_total,std_vnle_lvl] = calc_std(eq_signal_sd,tx_symbols);
[std_rxraw_total,std_rxraw_lvl] = calc_std(rx_signal.resample("fs_out",tx_symbols.fs),tx_symbols);
% METRICS OF MLSE (HD-VITERBI)
pf_.ncoeff = 1;
@@ -127,6 +129,10 @@ resultsVNLE = struct( ...
'numBitErr_precoded', errors_vnle_diff_precoded, ... % Beispiel: 120 Bitfehler
'SNR', snr_vnle, ... % Beispielhafte SNR
'SNR_level', jsonencode(snr_vnle_lvl), ... % SNR-Level als JSON-codiertes Array
'STD', std_vnle_total, ...
'STD_level', jsonencode(std_vnle_lvl),...
'STDrx' , std_rxraw_total, ...
'STDrx_level', jsonencode(std_rxraw_lvl),...
'GMI', gmi_vnle, ... % Beispielhafter GMI-Wert
'AIR', air_vnle, ... % Beispielhafter AIR-Wert
'EVM', evm_vnle_total, ... % Beispielhafte EVM
@@ -234,9 +240,12 @@ eq_package.resultsMLSE = resultsMLSE;
eq_package.equalizerConfigVNLE = equalizerConfigVNLE;
eq_package.equalizerConfigMLSE = equalizerConfigMLSE;
% eq_package.vnle_out = eq_signal_sd;
if options.showAnalysis
% fprintf(['VNLE EVM lvl: ',repmat('%.3f ',1,numel(evm_lvl)),' \n'],evm_lvl);
% fprintf('VNLE BER: %.2e \n',ber_vnle);
@@ -264,6 +273,10 @@ if options.showAnalysis
figure(341);clf;
showLevelHistogram(eq_signal_sd,tx_symbols,"fignum",341);
showLevelScatter(eq_signal_sd,tx_symbols,"fignum",400);
showLevelScatter(rx_signal.resample("fs_out",tx_symbols.fs),tx_symbols,"fignum",401);
% autoArrangeFigures(3,3,2)

129
Functions/EQ_visuals/showLevelScatter.m Normal file
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@@ -0,0 +1,129 @@
function showLevelScatter(eq_signal,ref_symbols,options)
arguments
eq_signal
ref_symbols
options.fignum (1,1) double = NaN % Default to NaN if not provided
options.displayname (1,:) char = '' % Default to an empty string if not provided
options.f_sym = [];
end
if isa(eq_signal,'Signal')
options.f_sym = eq_signal.fs;
eq_signal = eq_signal.signal;
end
if isa(ref_symbols,'Signal')
ref_symbols = ref_symbols.signal;
end
% Determine the figure number to use or create a new figure
if isnan(options.fignum)
fig = figure; % Create a new figure and get its handle
else
fig = figure(options.fignum); % Use the specified figure number
clf;
end
assert(~isempty(options.f_sym),'No fsym given');
rx_symbols = eq_signal ./ rms(eq_signal);
correct_symbols = ref_symbols;
f_sym = options.f_sym;
col = cbrewer2('Paired',numel(unique(correct_symbols))*2);
ccnt = -1;
levels = unique(correct_symbols);
start = 1;
ende = length(correct_symbols);
% start = 30000;
% ende = 40000;
for l = 1:4
ccnt = ccnt+2;
level_amplitude = levels(l);
symbols_for_lvl = NaN(1,length(correct_symbols));
symbols_for_lvl(correct_symbols==level_amplitude) = rx_symbols(correct_symbols==level_amplitude);
std_lvl(l) = std(symbols_for_lvl,'omitnan');
xax_in_sec = ((1:length(correct_symbols)) / f_sym) * 1e6;
% xax_in_sec = 1:length(correct_symbols);
scatter(xax_in_sec(start:ende),symbols_for_lvl(start:ende),10,'.','MarkerFaceAlpha',0.5,'MarkerEdgeAlpha',0.5,'MarkerEdgeColor',col(ccnt,:));
hold on;
end
std_lvl = round(std_lvl,2);
ccnt = 0;
% Add the windowed/ smoothed curves
for l = 1:4
ccnt = ccnt+2;
level_amplitude = levels(l);
symbols_for_lvl = NaN(1,length(correct_symbols));
movmean = 1/250 .* movsum(rx_symbols(correct_symbols==level_amplitude),[250/2,250/2]);
symbols_for_lvl(correct_symbols==level_amplitude) = movmean;
nanx = isnan(symbols_for_lvl);
t = 1:numel(symbols_for_lvl);
symbols_for_lvl(nanx) = interp1(t(~nanx), symbols_for_lvl(~nanx), t(nanx));
xax_in_sec = ((1:length(correct_symbols)) / f_sym) * 1e6;
% xax_in_sec = 1:length(correct_symbols);
plot(xax_in_sec(start:ende),symbols_for_lvl(start:ende),'Color',col(ccnt,:));
hold on
end
%yline(max(rx_symbols(correct_symbols==levels(2))))
yline(levels);
if 0
annotation(fig,'textbox',...
[0.660523809523809 0.844444444444448 0.133523809523809 0.0603174603174607],...
'String',['\sigma = ',num2str(std_lvl(4))],...
'LineWidth',1.8,...
'LineStyle','none',...
'FontSize',12,...
'FitBoxToText','off');
% Create textbox
annotation(fig,'textbox',...
[0.667666666666665 0.642857142857147 0.133523809523809 0.0603174603174607],...
'String',['\sigma = ',num2str(std_lvl(3))],...
'LineWidth',1.8,...
'LineStyle','none',...
'FontSize',12,...
'FitBoxToText','off');
% Create textbox
annotation(fig,'textbox',...
[0.671238095238093 0.442857142857148 0.133523809523809 0.0603174603174608],...
'String',['\sigma = ',num2str(std_lvl(2))],...
'LineWidth',1.8,...
'LineStyle','none',...
'FontSize',12,...
'FitBoxToText','off');
% Create textbox
annotation(fig,'textbox',...
[0.670047619047616 0.265079365079371 0.133523809523809 0.0603174603174608],...
'String',['\sigma = ',num2str(std_lvl(1))],...
'LineWidth',1.8,...
'LineStyle','none',...
'FontSize',12,...
'FitBoxToText','off');
end
% xlim([0, 2.6])
% ylim([-2 2])
xlabel('Time in $\mu$s');
ylabel('Normalized Amplitude');
end

68
Functions/Metrics/calc_std.m Normal file
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@@ -0,0 +1,68 @@
function [std_total,std_lvl] = calc_std(test_signal,reference_signal,options)
arguments(Input)
test_signal;
reference_signal;
options.skip_front = 0;
options.skip_end = 0;
options.returnErrorLocation = 0;
end
options.skip_end = abs(options.skip_end);
options.skip_front = abs(options.skip_front);
assert((options.skip_end+options.skip_front)<length(test_signal),"You can not skip more bits than overall length of data! Set skip_front or skip_end to lower value or check data_in");
if isa(reference_signal,'Signal')
reference_signal = reference_signal.signal;
end
if isa(test_signal,'Signal')
test_signal = test_signal.signal;
end
% TRIM
[test_signal,reference_signal]=trimseq(test_signal,reference_signal,options.skip_front,options.skip_end);
% CALC EVM
[std_total,std_lvl] = calc_std_(test_signal,reference_signal);
function [std_total,std_lvl] = calc_std_(test_signal,reference_signal)
assert(length(test_signal) == length(reference_signal),"Sequence length does not match");
error_vector = (test_signal-reference_signal);
%%% Overall EVM
std_total = std(test_signal);
test_signal = test_signal ./ rms(test_signal);
try
%%% Per Level EVM
k = unique(reference_signal);
for lvl = 1:length(k)
% lvl_errors = error_vector(reference_signal==k(lvl));
std_lvl(lvl) = std(test_signal(reference_signal==k(lvl)));
end
catch
std_lvl = NaN;
warning('No EVM per level calculated')
end
end
function [data_,reference_] = trimseq(data,reference,skipstart,skip_end)
data_ = data(skipstart+1:end-skip_end,:);
delta_bits = length(reference) - length(data);
skip_end = delta_bits + skip_end;
reference_ = reference(skipstart+1:end-skip_end,:);
end
end

19
Functions/connect_database_test.m Normal file
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@@ -0,0 +1,19 @@
datasource = "jdbc:mysql://134.245.243.254:3306/labor";
conn = database( ...
"labor", ... % Database name
"silas", ... % Username
"silas", ... % Password (or getSecret)
"Vendor", "MySQL", ...
"Server", "134.245.243.254", ...
"PortNumber", 3306, ...
"JDBCDriverLocation", "C:\Users\Silas\Documents\mysql-connector-j-9.3.0\mysql-connector-j-9.3.0.jar");
% Query all table names
sqlquery = "SHOW TABLES;";
results = fetch(conn, sqlquery);
% Display the table names
disp("Tables in the database:");
disp(results);

2
projects/ECOC_2025/dsp_filtered_db.m
View File

@@ -5,7 +5,7 @@ databasePath = 'Z:\2025\ECOC Silas\';
databasePath = 'C:\Users\Silas\Documents\MATLAB\imdd_simulation\projects\ECOC_2025\';
database_name = 'ecoc2025_loops.db';
db = DBHandler("pathToDB", [databasePath, database_name],"type","sqlite");
db = DBHandler("pathToDB", [databasePath, database_name],"type","mysql");
num_occ = 30;
run_par = true;

4
projects/ECOC_2025/dsp_run_id.m
View File

@@ -12,8 +12,8 @@ arguments
options.storage_path
end
database = DBHandler("pathToDB",[options.database_path,options.database_name],"type","sqlite");
% database = DBHandler("type","mysql");
% database = DBHandler("pathToDB",[options.database_path,options.database_name],"type","sqlite");
database = DBHandler("type","mysql");
filterParams = database.tables;
filterParams.Configurations = struct('run_id', run_id);

8
projects/ECOC_2025/dsp_standalone.m
View File

@@ -4,9 +4,9 @@
savePath = 'Z:\2025\ECOC Silas\ecoc_2025\';
databasePath = 'C:\Users\Silas\Documents\MATLAB\imdd_simulation\projects\ECOC_2025\';
database_name = 'ecoc2025_loops.db';
db = DBHandler("pathToDB", [databasePath, database_name],"type","sqlite");
db = DBHandler("pathToDB", [databasePath, database_name],"type","mysql");
% db = DBHandler("type","mysql");
num_occ = 1;
num_occ = 5;
run_par = false;
run_id = 2589;
[out, ~] = submit_dsp(run_id, databasePath, database_name, savePath,"parallel",run_par,'max_occurences',num_occ);
run_id = 1958;
[out, future] = submit_dsp(run_id, databasePath, database_name, savePath,"parallel",run_par,'max_occurences',num_occ);