diffkernelbutton_callback.m

来自「流形学习程序」· M 代码 · 共 21 行

function DiffKernelButton_Callback(hObject, eventdata, handles)
% --- Executes on button press in DiffKernelButton.

handles.sigma = str2double(get(handles.SigmaEdit,'String'));
handles.sigma = max(0,abs(handles.sigma));
handles.alpha = str2double(get(handles.AlphaEdit,'String'));
handles.alpha = abs(handles.alpha);
handles.d = round(str2double(get(handles.DimEdit,'String')));
handles.d = max(1,handles.d);
updateString{1} = 'Running Diffusion Map.';
set(handles.UpdatesText,'String',updateString);
tic;
handles.Y = diffusionKernel(handles.X,handles.sigma,handles.alpha,handles.d);
runTime = toc;
guidata(hObject, handles);
PlotEmbedding(hObject,eventdata,handles,0);
assignin ('base','maniY',handles.Y);
updateString{2} = ['Diffusion Map complete: ',num2str(runTime),'s'];
updateString{3} = 'Embedding data written to matrix "maniY"';
set(handles.UpdatesText,'String',updateString);