fix(plots): properly set legend title

Images/Datavis/generate_plot.py

@@ -194,6 +194,9 @@ def decorate_ax(ax, plot_config):
             row.mode= "expand"
             row.align="right"
 
+    if('legend_title' in plot_config):
+        legend.set_title(plot_config['legend_title']);
+
     ax.grid(True);
 
 def plot_single_graph(fig, plot_config, plot_data):
@@ -207,7 +210,7 @@ def plot_single_graph(fig, plot_config, plot_data):
     x_data = plot_data[x_key];
     y_data = plot_data[y_key];
 
-    ax.plot(x_data, y_data);
+    ax.plot(x_data, y_data, linewidth=plot_config.get('linewidth'));
 
     if(not 'xformatter' in plot_config):
         plot_config['xformatter'] = 'engineering';
@@ -231,16 +234,19 @@ def plot_lt_sweep(fig, plot_config, plot_data):
     if(y_key == None):
         raise RuntimeError("No Y-Data Key (`y_key`) specified for plot!")
 
+    num_steps = len(plot_data['steps'])
+    
+    for idx, step in enumerate(plot_data['steps']):
+        plot_params = dict()
+        plot_params['label'] = step['step']
 
-    if(plot_config.get('colourmap', 'coolwarm') == 'coolwarm'):
-        num_steps = len(plot_data['steps'])
-        cmap = plt.cm.coolwarm
+        if(plot_config.get('colourmap', 'coolwarm') == 'coolwarm'):
+            cmap = plt.cm.coolwarm
+            plot_params['color'] = cmap(idx/(num_steps-1))
+        
+        plot_params['linewidth'] = plot_config.get('linewidth');
 
-        for idx, step in enumerate(plot_data['steps']):
-            ax.plot(step[x_key], step[y_key], color=cmap(idx/(num_steps-1)), label=step['step']);
-    else:
-        for idx, step in enumerate(plot_data['steps']):
-            ax.plot(step[x_key], step[y_key], label=step['step']);
+        ax.plot(step[x_key], step[y_key], **plot_params)
 
     if(not 'xformatter' in plot_config):
         plot_config['xformatter'] = 'engineering';
@@ -266,9 +272,45 @@ def perform_bandwidth_normalization(plot_data, plot_config):
 
         step[plot_config['y_key']] = new_y_data
 
+def perform_peak_normalization(plot_data, plot_config):
+    print("Normalizing peak height to 1")
+
+    for step in plot_data['steps']:
+        y_data = step[plot_config['y_key']]
+        new_y_data = []
+
+        y_max = max(y_data)
+        y_min = min(y_data)
+
+        scaling_factor = 0.1 + 0.9*(y_max if (y_max > (-y_min)) else y_min)
+
+        for datapoint in y_data:
+            new_y_data.append(datapoint / scaling_factor)
+
+        step[plot_config['y_key']] = new_y_data
+
+def perform_offset_removal(plot_data, plot_config):
+    print("Removing offset")
+
+    for step in plot_data['steps']:
+        y_data = step[plot_config['y_key']]
+        new_y_data = []
+
+        offset_value = np.percentile(y_data, 30) * 0.8
+
+        for datapoint in y_data:
+            new_y_data.append(datapoint - offset_value)
+
+        step[plot_config['y_key']] = new_y_data
+
+
 def perform_processing_step(data_process_step, plot_data, plot_config):
     if(data_process_step == 'normalize_bandwidth'):
         perform_bandwidth_normalization(plot_data, plot_config)
+    if(data_process_step == 'remove_offset'):
+        perform_offset_removal(plot_data, plot_config)
+    if(data_process_step == 'normalize_peak'):
+        perform_peak_normalization(plot_data, plot_config)
 
 def generate_plot(plot_config):
     global YAML_DIR;

Images/Datavis/plots.yml

@@ -7,6 +7,56 @@ defaults:
     Cin: $C_{in}$
 
 plots:
+  - loadtype: multicsv
+    load:
+      Gemitiv:  IMS Measurements/Spectrum_7.csv
+      HighTIME: IMS Measurements/Spectrum_23.csv
+
+    load_values: ["time", "voltage"]
+
+    type: lt_sweep
+
+    data_processing_steps:
+      - normalize_peak
+      - remove_offset
+      - normalize_peak
+
+    y_key: voltage
+    x_key: time
+
+    xscale: linear
+
+    xlabel: Zeit (s)
+    ylabel: Normalisierter Messwert (a.u.)
+
+    linewidth: 1
+
+    ofile: IMS Measurements/averaged_compare.png
+  - loadtype: multicsv
+    load:
+      Gemitiv:  IMS Measurements/Spectrum_59.csv
+      HighTIME: IMS Measurements/Spectrum_37.csv
+
+    load_values: ["time", "voltage"]
+
+    type: lt_sweep
+
+    data_processing_steps:
+      - normalize_peak
+      - remove_offset
+      - normalize_peak
+
+    y_key: voltage
+    x_key: time
+
+    xscale: linear
+
+    xlabel: Zeit (s)
+    ylabel: Normalisierter Messwert (a.u.)
+
+    linewidth: 0.8
+
+    ofile: IMS Measurements/raw_compare.png
   - load: 
       47M N.1: V1_Measurements/V1.1-a1/47M_cap/linearity_1.csv
       47M N.2: V1_Measurements/V1.1-a1/47M_cap/linearity_2.csv
@@ -668,6 +718,7 @@ plots:
     y_key: V(n002) dB
 
     title: Verstärkung bei variiertem GBWP
+    legend_title: GBWP
     ylabel: Normalisierte Verstärkung (dB)
 
   - load: DesignEstimate/CompositeStage_ADA4817_StageAmpSweep_bandwidth.txt