資源簡介
利用matlab實現hog特征提取與SVM分類方法 用來識別人車與背景
代碼片段和文件信息
function?blockfeat?=?BinHOGFeature(?b_magb_orientcell_sizenblock...
????bin_num?weight_vote)
%?計算1個block的hog
%?weight_vote:?是否進行高斯加權投票
?
%?block的HOG直方圖
blockfeat=zeros(bin_num*nblock^21);
?
%?高斯權重
gaussian_weight=fspecial(‘gaussian‘cell_size*nblock0.5*cell_size*nblock);
?
%?分割block
for?n=1:nblock
????for?m=1:nblock
????????%?cell的左上角坐標
????????x_off?=?(m-1)*cell_size+1;
????????y_off?=?(n-1)*cell_size+1;
?
????????%?cell的梯度大小和方向
????????c_mag=b_mag(y_off:y_off+cell_size-1x_off:x_off+cell_size-1);
????????c_orient=b_orient(y_off:y_off+cell_size-1x_off:x_off+cell_size-1);
?
????????%?cell的hog直方圖
????????c_feat=zeros(bin_num1);
????????for?i=1:bin_num
????????????%?是否進行高斯加權?投票
????????????if?weight_vote==false
????????????????c_feat(i)=sum(c_mag(c_orient=
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1135??2015-12-17?11:16??hog+svm_detection\BinHOGFeature.m
?????文件?????125245??2015-12-20?13:57??hog+svm_detection\hog2_test_car.mat
?????文件?????132458??2015-12-20?13:56??hog+svm_detection\hog2_test_man.mat
?????文件????1270120??2015-12-20?13:56??hog+svm_detection\hog2_train_car.mat
?????文件????1304010??2015-12-20?13:55??hog+svm_detection\hog2_train_man.mat
?????文件?????143851??2015-12-20?13:53??hog+svm_detection\hog_test_car.mat
?????文件?????154600??2015-12-20?13:52??hog+svm_detection\hog_test_man.mat
?????文件????1475285??2015-12-20?13:52??hog+svm_detection\hog_train_car.mat
?????文件????1533815??2015-12-20?13:51??hog+svm_detection\hog_train_man.mat
?????文件???????1972??2015-12-17?19:35??hog+svm_detection\ImgHOGFeature.m
?????文件???????2143??2015-12-20?13:56??hog+svm_detection\make_mat.m
?????文件????????666??2015-12-21?20:09??hog+svm_detection\svm_recognition.asv
?????文件????????670??2015-12-21?20:09??hog+svm_detection\svm_recognition.m
?????文件????????699??2015-12-18?14:08??hog+svm_detection\svm_test.m
?????文件???????8729??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\1.png
?????文件???????8848??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\10.png
?????文件???????8617??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\2.png
?????文件???????8306??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\3.png
?????文件???????8089??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\4.png
?????文件???????8526??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\5.png
?????文件???????9948??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\6.png
?????文件???????7671??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\7.png
?????文件???????8918??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\8.png
?????文件???????8867??2015-11-23?21:12??hog+svm_detection\實驗三樣本\測試\人\9.png
?????文件???????3271??2015-11-24?16:41??hog+svm_detection\實驗三樣本\測試\背景\1.png
?????文件???????6277??2015-11-24?16:41??hog+svm_detection\實驗三樣本\測試\背景\10.png
?????文件???????7935??2015-11-24?16:41??hog+svm_detection\實驗三樣本\測試\背景\2.png
?????文件???????7595??2015-11-24?16:41??hog+svm_detection\實驗三樣本\測試\背景\3.png
?????文件???????3905??2015-11-24?16:41??hog+svm_detection\實驗三樣本\測試\背景\4.png
?????文件???????5053??2015-11-24?16:41??hog+svm_detection\實驗三樣本\測試\背景\5.png
............此處省略327個文件信息
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