*Here's a few references to image-matching papers. John Randall tells me that the thing to look for is "affine transformations", if I remember correctly.
*A Robust Affine Matching Algorithm Using an Exponentially Decreasing Distance Function: http://citeseer.ist.psu.edu/3599.html A NEW IMAGE MATCHING ALGORITHM WITH MODIFIED GREEDY ALGORITHM: http://www.commission4.isprs.org/workshop_hangzhou/papers/113-120%20xuwen%20Qin-A074.pdf A Flexible Algorithm for Image Matching (costs): http://csdl2.computer.org/persagen/DLAbsToc.jsp?resourcePath=/dl/proceedings/&toc=comp/proceedings/iciap/2001/1183/00/1183toc.xml&DOI=10.1109/ICIAP.2001.957024 A Fast and Accurate Algorithm for Matching Images Using Hilbert Scanning Distance with Threshold Elimination Function requires subscription): http://ietisy.oxfordjournals.org/cgi/content/abstract/E89-D/1/290 On 11/4/06, Cliff Reiter <[EMAIL PROTECTED]> wrote:
Björn Helgason wrote: > I have heard that Matlab has a lot of tools to handle images > > The question if is such toolboxes from Matlab or other programming > environments could be combined with J? > > How would you make this simple tool to align images in J? > > I am beginning to look at Cliffs tools > The image3 addon scripts updated for J6.01 are available (for now) at the cold link http://ww2.lafayette.edu/~reiterc/j/image3_delta_beta.zip Other version from Jsoftware and other scripts from my pages. ... >> > >> > I wonder if there are any tools to do such pattern matching >> automatically >> > You might want to play with autostitch, which matches overlaps in images and then blends. www.autostitch.net It has made panoramas a regular part of my photo taking and led to being provoked to develop some J algorithms for completing, rather than trimming panos: http://ww2.lafayette.edu/~reiterc/mvq/bafrmid/index.html I have in mind posting the J script to do that, but the conversion to J6.01 slowed that down & the current version of our script doesn't have a user interface which might be nice. Best, Cliff -- Clifford A. Reiter Mathematics Department, Lafayette College Easton, PA 18042 USA, 610-330-5277 http://www.lafayette.edu/~reiterc ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
-- Devon McCormick ^me^ at acm. org is my preferred e-mail ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
