%Define?our?movie?and?scale?factor
cd?demo_people;
addpath（genpath（‘.‘））;
frs?=?1:201;
movieS?=?‘ims/%.8d.jpg‘;
imscale?=?.6;


%First?step;?run?stylized?pose?detector?on?each?frame
INIT_DETECT?=?0;
if?INIT_DETECT
????%First?run?our?stylized?person?detector
????segsAll?=?cell（length（frs）1）;
????%for?fr?=?frs
????for?fr?=?167?
????????fr
????????%Read?in?image?scaling?it?so?torso?is?roughly?50?pixels?long
????????imOrig?=?imread（sprintf（movieSfr））;
????????%For?this?sequence?hard-code?in?we‘re?looking?for?some-one?walking?to?the?right?with?a?torso?50?pixels?high
????????im?=?imresize（imOrig（:end:-1:1:）imscale‘bilinear‘）;
????????%?Because?the?walking?detector?involves?sampling?may?have?to?do?this?multiple?times
????????%?and?take?best-scoring?one
????????segs?=?findWalkingPerson（im）;
????????%Flip?and?re-size?to?regular?image
????????[segs.xsegs.u]?=?deal（size（im2）?-?segs.x?+?1-segs.u）;
????????[segs.xsegs.ysegs.lensegs.w]?=?deal（segs.x/imscalesegs.y/imscalesegs.len/imscalesegs.w/imscale）;
????????%Build?an?appearance?model?for?each?limbs?and?evaluate?how?good?we?are
????????modelSegs?=?buildLimbModelLin（{imOrig}{segs}）;
????????%Sum?up?the?fraction?of?missclassified?pixels?downweighting?the?upper?arm?by?.5
????????segs.cost?=?[1?.5?1?1?1?1?1?1]?*?modelSegs.err;
????????segsAll{fr}?=?segs;
????end

????%Take?the?best?scoring?one
????costs?=?repmat（100length（frs）1）;
????for?i?=?1:length（frs）
????????if?~isempty（segsAll{i}）
????????????costs（i）?=?segsAll{i}.cost;
????????end
????end
????[dummyfr]?=?min（costs）;

????%Build?a?quadratic?logistic?regression?model?for?each?limb
????im?=?imread（sprintf（movieSfr））;
????modelSegs?=?buildLimbModelQuad（{im}segsAll（fr））;

????save?walkingDetections?segsAll?modelSegs;
else
????load?walkingDetections;
end

%Track?by?detecting?with?learned?appearance?model
trackSegs?=?cell（length（frs）1）;
for?fr?=?frs
??fr
??clf;
??im?=?imread（sprintf（movieSfr））;
??%Can?search?over?image?and?different?scales?if?desired
??im?=?imresize（imimscale‘bilinear‘）;
??subplot（231）;
??imshow（im）;?title（sprintf（‘frame?%d‘fr））;
??%Sample?body?poses?by?computing?the?posterior?with?the?sum-product?algorithm
??[ptscost]?=?findGeneralPerson（immodelSegs）;
??subplot（235）;
??showPersonPts（size（im）pts）;
??title（‘Posterior‘）;
??%Find?the?modes?in?the?samples
??trackSegs{fr}?=?findModePose（pts）;
??subplot（236）;
??showsegIm（imtrackSegs{fr}）;
??title（‘Mode?in?posterior‘）;
??drawnow;
end

%Show?the?track
clf;
set（gcf‘doublebuffer‘‘on‘）;
for?fr?=?frs
??im?=?imread（sprintf（movieSfr））;
??%Can?search?over?image?and?different?scales?if?desired
??im?=?imresize（imimscale）;
??showsegIm（imtrackSegs{fr}）;
??drawnow;
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2693??2006-07-27?05:23??圖像分割代碼\demo_people\baseballDo.m

?????文件???????3653??2006-07-26?08:43??圖像分割代碼\demo_people\buildLimbModelLin.m

?????文件???????3448??2006-07-26?08:43??圖像分割代碼\demo_people\buildLimbModelQuad.m

?????文件???????2539??2006-07-27?04:01??圖像分割代碼\demo_people\findGeneralPerson.m

?????文件???????4076??2006-07-27?04:08??圖像分割代碼\demo_people\findModePose.m

?????文件???????2350??2006-07-27?04:20??圖像分割代碼\demo_people\findWalkingPerson.m

?????文件????????822??2006-07-27?05:13??圖像分割代碼\demo_people\GPL

?????文件???????5054??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000001.jpg

?????文件???????5710??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000002.jpg

?????文件???????6163??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000003.jpg

?????文件???????6183??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000004.jpg

?????文件???????6158??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000005.jpg

?????文件???????6202??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000006.jpg

?????文件???????6256??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000007.jpg

?????文件???????6318??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000008.jpg

?????文件???????6247??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000009.jpg

?????文件???????6305??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000010.jpg

?????文件???????6377??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000011.jpg

?????文件???????6398??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000012.jpg

?????文件???????6456??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000013.jpg

?????文件???????6390??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000014.jpg

?????文件???????6363??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000015.jpg

?????文件???????6418??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000016.jpg

?????文件???????6456??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000017.jpg

?????文件???????6544??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000018.jpg

?????文件???????6423??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000019.jpg

?????文件???????6357??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000020.jpg

?????文件???????6453??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000021.jpg

?????文件???????6606??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000022.jpg

?????文件???????6668??2006-07-24?05:03??圖像分割代碼\demo_people\ims\00000023.jpg

............此處省略298個文件信息