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57 lines
2.0 KiB
Matlab
57 lines
2.0 KiB
Matlab
function [ display_array ] = generateDisplayData( X )
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%GENERATEDISPLAYDATA Summary of this function goes here
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% Detailed explanation goes here
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example_width = 11;
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example_height = 11;
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% Compute rows, cols
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[m n] = size(X);
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% Compute number of items to display
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display_rows = floor(sqrt(m));
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display_cols = ceil(m / display_rows);
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% Between images padding
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pad = 1;
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% Setup blank display
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display_array = double(zeros(pad + display_rows * (example_height + pad), ...
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pad + display_cols * (example_width + pad)));
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% Copy each example into a patch on the display array
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curr_ex = 1;
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for j = 1:display_rows
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for i = 1:display_cols
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if curr_ex > m,
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break;
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end
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% Copy the patch
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% if(isa(X, 'uint8'))
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display_array(pad + (j - 1) * (example_height + pad) + (1:example_height), ...
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pad + (i - 1) * (example_width + pad) + (1:example_width)) = ...
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reshape(X(curr_ex, :), example_height, example_width);
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% else
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% % Get the max value of the patch
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% minVal = min(X(curr_ex, X(curr_ex,:)~=0)) - 10;
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% if(numel(minVal) < 1)
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% minVal = 0;
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% end
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% maxVal = double(max(X(curr_ex,:)-minVal))/255.0;
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% if(numel(minVal) < 1 || maxVal == 0)
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% maxVal = 1;
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% end
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% display_array(pad + (j - 1) * (example_height + pad) + (1:example_height), ...
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% pad + (i - 1) * (example_width + pad) + (1:example_width)) = ...
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% reshape((X(curr_ex, :)-minVal)/maxVal, example_height, example_width);
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% end
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curr_ex = curr_ex + 1;
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end
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if curr_ex > m,
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break;
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end
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end
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end
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