diff --git a/@Sources2D/Sources2D.m b/@Sources2D/Sources2D.m
index 207aaac..e59305c 100644
--- a/@Sources2D/Sources2D.m
+++ b/@Sources2D/Sources2D.m
@@ -54,7 +54,13 @@ function updateSpatial(obj, Y)
                 Y, obj.A, obj.b, obj.C, obj.f, obj.P, obj.options);
         end
         
-        %% merge the found components
+        %% update temporal components in parallel
+        function Y_res = updateTemporalParallel(obj, Y)
+            [obj.C, obj.f, Y_res, obj.P, obj.S] = update_temporal_components_parallel(...
+                Y, obj.A, obj.b, obj.C, obj.f, obj.P, obj.options);
+        end
+                
+        %% merge found components
         function [nr, merged_ROIs] = merge(obj, Y_res)
             [obj.A, obj.C, nr, merged_ROIs, obj.P, obj.S] = merge_components(...
                 Y_res,obj.A, obj.b, obj.C, obj.f, obj.P,obj.S, obj.options);
diff --git a/constrained_foopsi.m b/constrained_foopsi.m
index 43a411f..ccf5437 100644
--- a/constrained_foopsi.m
+++ b/constrained_foopsi.m
@@ -1,5 +1,5 @@
 function [c,b,c1,g,sn,sp] = constrained_foopsi(y,b,c1,g,sn,options)
-% spike inference using a constrained foopsi approach:
+% spike inference using a constrained deconvolution approach:
 %      min      sum(sp)
 %    c,sp,b,c1
 %      subject to: sp >= 0
diff --git a/demo_script.m b/demo_script.m
index 10cd730..6bd9edd 100644
--- a/demo_script.m
+++ b/demo_script.m
@@ -1,7 +1,6 @@
 clear;
 %% load file
 
-addpath(genpath('../constrained-foopsi'));
 addpath(genpath('utilities'));
              
 nam = 'demoMovie.tif';          % insert path to tiff stack here
diff --git a/demo_script_class.m b/demo_script_class.m
index 86a0219..4bd5d65 100644
--- a/demo_script_class.m
+++ b/demo_script_class.m
@@ -2,7 +2,6 @@
 % same demo as demo_script.m but using the clas @Sources2D
 %% load file
 
-addpath(genpath('../constrained-foopsi'));
 addpath(genpath('utilities'));
              
 nam = 'demoMovie.tif';          % insert path to tiff stack here
diff --git a/documentation.pdf b/documentation.pdf
index 7f5c5c3..6a10985 100644
Binary files a/documentation.pdf and b/documentation.pdf differ
diff --git a/utilities/initialize_components.m b/initialize_components.m
similarity index 100%
rename from utilities/initialize_components.m
rename to initialize_components.m
diff --git a/utilities/preprocess_data.m b/preprocess_data.m
similarity index 100%
rename from utilities/preprocess_data.m
rename to preprocess_data.m