function?[databasehandle]?=?add_descriptors_to_database（?im?pos?scale?orient?desc?existing_database?）

%?[database]?=?add_descriptors_to_database（?im?pos?orient?scale?desc?existing_database?）
%
%?Add?an?image?and?its?descriptors?to?a?database?or?create?a?new?database?if
%?one?is?not?specified.
%?
%?Input:
%?im?-?the?image.
%?pos?orient?scale?desc?-?keypoint?information?from?the?SIFT?function.
%?existing_database?-?database?to?add?the?descriptors?to.??If?omitted?a?
%???new?database?is?created.
%
%?Output:
%?database?-?the?database?structure.
%?handle?-?the?integer?handle?of?the?descriptor?block?in?the?database.
%
%?Thomas?F.?El-Maraghi
%?May?2004

if?exist（‘existing_database‘‘var‘）
???database?=?existing_database;
else
???database?=?empty_descriptor_database;
end

database.num_im?=?database.num_im?+?1;
database.im{database.num_im}?=?im;
database.index?=?[database.index;?database.num_im*ones（size（pos1）1）];
if?nargout?==?2
???handle?=?database.num_im;
end

database.pos?=?[database.pos;?pos];
database.scale?=?[database.scale;?scale];
database.orient?=?[database.orient;?orient];
database.desc?=?[database.desc;?desc];

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

?????文件???????1148??2009-01-06?21:23??SIFT\add_descriptors_to_database.m

?????文件???????2546??2008-12-25?10:34??SIFT\display_keypoints.m

?????文件????????328??2008-12-25?10:34??SIFT\empty_descriptor_database.m

?????文件???????1131??2009-01-06?21:24??SIFT\find_nearest_neighbours.m

?????文件???????3578??2009-01-06?21:25??SIFT\fit_robust_affine_transform.m

?????文件????????642??2009-01-06?21:22??SIFT\gaussian_filter.m

?????文件????????442??2008-12-25?10:34??SIFT\get_linear_index.m

?????文件????????588??2008-12-25?10:34??SIFT\get_multiple_indices.m

?????文件???????7690??2009-01-06?21:26??SIFT\hough.m

?????文件???????2505??2009-01-06?21:26??SIFT\imWarpAffine.m

?????文件???????1573??2009-01-07?10:09??SIFT\pgmread.m

?????文件???????1189??2009-01-06?21:27??SIFT\read_keypoint_file.m

?????文件???????1662??2009-01-06?21:28??SIFT\read_lowe_keypoints.m

?????文件????????492??2008-12-25?10:34??SIFT\resizeImageFig.m

?????文件??????30545??2009-03-05?20:47??SIFT\SIFT.m

?????文件???????2703??2008-12-25?10:34??SIFT\SIFT_from_cache.m

?????文件??????12343??2009-03-05?21:32??SIFT\tutorial.m

?????文件????????856??2008-12-25?10:34??SIFT\write_keypoint_file.m

?????目錄??????????0??2009-05-12?00:04??SIFT

-----------?---------??----------?-----??----

????????????????71961????????????????????19