runsaliency.html

显著区域检测。求的图像中感兴趣区域的位置

0043 <span class="keyword">else</span>
0044   params = varargin{1};
0045 <span class="keyword">end</span>
0046 
0047 <span class="comment">% make sure that we don't use color features if we don't have a color image</span>
0048 <span class="keyword">if</span> (img.dims == 2)
0049   params = <a href="removeColorFeatures.html" class="code" title="function params = removeColorFeatures(params,fid)">removeColorFeatures</a>(params);
0050 <span class="keyword">end</span>
0051 
0052 <span class="comment">% create the saliency map</span>
0053 [salmap,salData] = <a href="makeSaliencyMap.html" class="code" title="function [salmap, saliencyData] = makeSaliencyMap(img, salParams, varargin)">makeSaliencyMap</a>(img,params);
0054 
0055 <span class="comment">% display the conspicuity maps</span>
0056 figure(<span class="string">'Name'</span>,<span class="string">'STB: conspicuity maps'</span>,<span class="string">'NumberTitle'</span>,<span class="string">'off'</span>); 
0057 <a href="displayMaps.html" class="code" title="function displayMaps(maps,varargin)">displayMaps</a>({salData.CM},2);
0058 
0059 <span class="comment">% initialize the winner-take-all network</span>
0060 wta = <a href="initializeWTA.html" class="code" title="function wta = initializeWTA(salmap,salParams)">initializeWTA</a>(salmap,params);
0061 
0062 <span class="comment">% display the input image</span>
0063 imgFig = <a href="showImage.html" class="code" title="function h = showImage(img,varargin)">showImage</a>(img);
0064 
0065 <span class="comment">% display the current WTA</span>
0066 salFig = figure(<span class="string">'Name'</span>,<span class="string">'STB: Saliency Map and WTA'</span>,<span class="string">'NumberTitle'</span>,<span class="string">'off'</span>);
0067 wtaMap = <a href="emptyMap.html" class="code" title="function map = emptyMap(mapSize,label)">emptyMap</a>(img.size(1:2),<span class="string">'Winner Take All'</span>);
0068 wtaMap.data = imresize(wta.sm.V,img.size(1:2),<span class="string">'bilinear'</span>);
0069 <a href="displayMaps.html" class="code" title="function displayMaps(maps,varargin)">displayMaps</a>([salmap,wtaMap],1);
0070 
0071 shapeFig = -1;
0072 lastWinner = [-1,-1];
0073 reply = <span class="string">''</span>;
0074 
0075 <span class="comment">% loop over the successive fixations, until user enters 'q' or 'Q'</span>
0076 <span class="keyword">while</span> (~strcmp(reply,<span class="string">'q'</span>) &amp; ~strcmp(reply,<span class="string">'Q'</span>))
0077   winner = [-1,-1];
0078 
0079   <span class="comment">% evolve WTA until we have a winner</span>
0080   <span class="keyword">while</span> (winner(1) == -1)
0081     [wta,winner] = <a href="evolveWTA.html" class="code" title="function [wta,winner] = evolveWTA(wta)">evolveWTA</a>(wta);
0082   <span class="keyword">end</span>
0083 
0084   <span class="comment">% update the WTA plot</span>
0085   figure(salFig);
0086   wtaMap = <a href="emptyMap.html" class="code" title="function map = emptyMap(mapSize,label)">emptyMap</a>(img.size(1:2),<span class="string">'Winner Take All'</span>);
0087   wtaMap.data = imresize(wta.sm.V,img.size(1:2),<span class="string">'bilinear'</span>);
0088   <a href="displayMaps.html" class="code" title="function displayMaps(maps,varargin)">displayMaps</a>([salmap,wtaMap],1);
0089   
0090   <span class="comment">% run the shape estimator to get proro-objects</span>
0091   shapeData = <a href="estimateShape.html" class="code" title="function shapeData = estimateShape(salmap,saliencyData,winner,params)">estimateShape</a>(salmap,salData,winner,params);
0092 
0093   <span class="comment">% trigger inhibition of return</span>
0094   wta = <a href="applyIOR.html" class="code" title="function wta = applyIOR(oldWTA,winner,params,varargin)">applyIOR</a>(wta,winner,params,shapeData);
0095     
0096   <span class="comment">% convert the winner's location to image coordinates</span>
0097   win2 = <a href="winnerToImgCoords.html" class="code" title="function winImgCo = winnerToImgCoords(winner,params)">winnerToImgCoords</a>(winner,params);
0098  
0099   <span class="comment">% plot the currently attended region into the image figure</span>
0100   figure(imgFig);
0101   <a href="plotSalientLocation.html" class="code" title="function plotSalientLocation(winner,lastWinner,img,params,varargin)">plotSalientLocation</a>(win2,lastWinner,img,params,shapeData);
0102   
0103   lastWinner = win2;
0104   
0105   <span class="comment">% in case we have shape data, create a plot</span>
0106   <span class="comment">% to display various processing steps</span>
0107   <span class="keyword">if</span> ~isempty(shapeData)
0108     
0109     <span class="comment">% need to open a new figure or use the previous one?</span>
0110     <span class="keyword">if</span> (shapeFig == -1) 
0111       shapeFig = figure(<span class="string">'Name'</span>,<span class="string">'STB: shape maps'</span>,<span class="string">'NumberTitle'</span>,<span class="string">'off'</span>); 
0112     <span class="keyword">else</span>
0113       figure(shapeFig);
0114     <span class="keyword">end</span>
0115     
0116     <span class="comment">% draw the various maps</span>
0117     <a href="displayMaps.html" class="code" title="function displayMaps(maps,varargin)">displayMaps</a>({shapeData.winningMap,shapeData.segmentedMap,<span class="keyword">...</span>
0118                  shapeData.binaryMap,shapeData.shapeMap});
0119     
0120     <span class="comment">% find the right label for the figure window</span>
0121     winLabel = [<span class="string">' - '</span> shapeData.winningMap.label];
0122     <span class="keyword">if</span> any(isnan(img.filename))
0123       lab = winLabel;
0124     <span class="keyword">else</span>
0125       lab = [img.filename winLabel];
0126     <span class="keyword">end</span>
0127     set(imgFig,<span class="string">'Name'</span>,lab);
0128   <span class="keyword">else</span>
0129     winLabel = <span class="string">''</span>;
0130   <span class="keyword">end</span>
0131   
0132   <span class="comment">% make sure everything gets drawn</span>
0133   drawnow;
0134   
0135   <span class="comment">% write out the details for our winner</span>
0136   txt = sprintf(<span class="string">'winner: %i,%i; t = %4.1f ms%s'</span>,<span class="keyword">...</span>
0137                 win2(2),win2(1),wta.exc.time*1000,winLabel);
0138   
0139   <span class="comment">% wait for user input - return for next fixation, 'q' to terminate</span>
0140   reply = input(txt,<span class="string">'s'</span>);
0141 <span class="keyword">end</span></pre></div>
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