{"action":"created","issue":{"url":"https://api.github.com/repos/scikit-image/scikit-image/issues/1769","labels_url":"https://api.github.com/repos/scikit-image/scikit-image/issues/1769/labels{/name}","comments_url":"https://api.github.com/repos/scikit-image/scikit-image/issues/1769/comments","events_url":"https://api.github.com/repos/scikit-image/scikit-image/issues/1769/events","html_url":"https://github.com/scikit-image/scikit-image/pull/1769","id":114918281,"number":1769,"title":"Frangi filter support","user":{"login":"Hiyorimi","id":3055666,"avatar_url":"https://avatars.githubusercontent.com/u/3055666?v=3","gravatar_id":"","url":"https://api.github.com/users/Hiyorimi","html_url":"https://github.com/Hiyorimi","followers_url":"https://api.github.com/users/Hiyorimi/followers","following_url":"https://api.github.com/users/Hiyorimi/following{/other_user}","gists_url":"https://api.github.com/users/Hiyorimi/gists{/gist_id}","starred_url":"https://api.github.com/users/Hiyorimi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Hiyorimi/subscriptions","organizations_url":"https://api.github.com/users/Hiyorimi/orgs","repos_url":"https://api.github.com/users/Hiyorimi/repos","events_url":"https://api.github.com/users/Hiyorimi/events{/privacy}","received_events_url":"https://api.github.com/users/Hiyorimi/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":11,"created_at":"2015-11-03T21:49:14Z","updated_at":"2015-12-14T08:14:53Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/scikit-image/scikit-image/pulls/1769","html_url":"https://github.com/scikit-image/scikit-image/pull/1769","diff_url":"https://github.com/scikit-image/scikit-image/pull/1769.diff","patch_url":"https://github.com/scikit-image/scikit-image/pull/1769.patch"},"body":"This pull request implements hybrid hessian filter and a fringe filter, which are useful for edge detection\r\n\r\nThis is how filter applied to the image looks like:\r\n![churchill_frangi](https://cloud.githubusercontent.com/assets/3055666/10923045/c1540154-828f-11e5-81f0-548c6fdd3192.png)"},"comment":{"url":"https://api.github.com/repos/scikit-image/scikit-image/issues/comments/164374555","html_url":"https://github.com/scikit-image/scikit-image/pull/1769#issuecomment-164374555","issue_url":"https://api.github.com/repos/scikit-image/scikit-image/issues/1769","id":164374555,"user":{"login":"Hiyorimi","id":3055666,"avatar_url":"https://avatars.githubusercontent.com/u/3055666?v=3","gravatar_id":"","url":"https://api.github.com/users/Hiyorimi","html_url":"https://github.com/Hiyorimi","followers_url":"https://api.github.com/users/Hiyorimi/followers","following_url":"https://api.github.com/users/Hiyorimi/following{/other_user}","gists_url":"https://api.github.com/users/Hiyorimi/gists{/gist_id}","starred_url":"https://api.github.com/users/Hiyorimi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Hiyorimi/subscriptions","organizations_url":"https://api.github.com/users/Hiyorimi/orgs","repos_url":"https://api.github.com/users/Hiyorimi/repos","events_url":"https://api.github.com/users/Hiyorimi/events{/privacy}","received_events_url":"https://api.github.com/users/Hiyorimi/received_events","type":"User","site_admin":false},"created_at":"2015-12-14T08:14:53Z","updated_at":"2015-12-14T08:14:53Z","body":"Now I get error in python 2.7, 3.3, 3.4\r\n\r\n[u'combine_stains(stains, conv_matrix)', u':module: skimage.color', u'', u'', u'', u'Stain to RGB color space conversion.', u'', u'', u':Parameters:', u'', u'    **stains** : array_like', u'', u'        The image in stain color space, in a 3-D array of shape', u'        ``(.., .., 3)``.', u'', u'    **conv_matrix: ndarray**', u'', u'        The stain separation matrix as described by G. Landini [R31]_.', u'', u':Returns:', u'', u'    **out** : ndarray', u'', u'        The image in RGB format, in a 3-D array of shape ``(.., .., 3)``.', u'', u':Raises:', u'', u'    **ValueError**', u'', u'        If `stains` is not a 3-D array of shape ``(.., .., 3)``.', u'', u'.. rubric:: Notes', u'', u'', u'Stain combination matrices available in the ``color`` module and their', u'respective colorspace:', u'', u'* ``rgb_from_hed``: Hematoxylin + Eosin + DAB', u'* ``rgb_from_hdx``: Hematoxylin + DAB', u'* ``rgb_from_fgx``: Feulgen + Light Green', u'* ``rgb_from_bex``: Giemsa stain : Methyl Blue + Eosin', u'* ``rgb_from_rbd``: FastRed + FastBlue +  DAB', u'* ``rgb_from_gdx``: Methyl Green + DAB', u'* ``rgb_from_hax``: Hematoxylin + AEC', u'* ``rgb_from_bro``: Blue matrix Anilline Blue + Red matrix Azocarmine                        + Orange matrix Orange-G', u'* ``rgb_from_bpx``: Methyl Blue + Ponceau Fuchsin', u'* ``rgb_from_ahx``: Alcian Blue + Hematoxylin', u'* ``rgb_from_hpx``: Hematoxylin + PAS', u'', u'.. rubric:: References', u'', u'.. [R31] http://www.dentistry.bham.ac.uk/landinig/software/cdeconv/cdeconv.html', u'', u'.. only:: latex', u'', u'   [R31]_', u'', u'.. rubric:: Examples', u'', u'', u'>>> from skimage import data', u'>>> from skimage.color import (separate_stains, combine_stains,', u'...                            hdx_from_rgb, rgb_from_hdx)', u'>>> ihc = data.immunohistochemistry()', u'>>> ihc_hdx = separate_stains(ihc, hdx_from_rgb)', u'>>> ihc_rgb = combine_stains(ihc_hdx, rgb_from_hdx)']:47: WARNING: duplicate citation R31, other instance in /home/travis/build/scikit-image/scikit-image/doc/source/api/skimage.draw.txt"}}