Olena-patches

olena-patches@lrde.epita.fr

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olena: olena-2.0-594-g3748427 Add matrix class to handle Taylor approximation (dirty version)

by Anthony Seure

--- milena/sandbox/anthony/Makefile | 2 +- milena/sandbox/anthony/src/main.cc | 78 ++++++++++++++++++--- milena/sandbox/anthony/src/matrix.cc | 130 ++++++++++++++++++++++++++++++++++ milena/sandbox/anthony/src/matrix.hh | 35 +++++++++ 4 files changed, 234 insertions(+), 11 deletions(-) create mode 100644 milena/sandbox/anthony/src/matrix.cc create mode 100644 milena/sandbox/anthony/src/matrix.hh diff --git a/milena/sandbox/anthony/Makefile b/milena/sandbox/anthony/Makefile index ff62f9e..83ee52b 100644 --- a/milena/sandbox/anthony/Makefile +++ b/milena/sandbox/anthony/Makefile @@ -4,7 +4,7 @@ CFLAGS=-Wall -Werror CLIBS=-I../../ CLEAN=*.o output/* log -SRC=src/main.cc src/keypoint.cc +SRC=src/matrix.cc src/keypoint.cc src/main.cc OUTPUT=a.out all: scale diff --git a/milena/sandbox/anthony/src/main.cc b/milena/sandbox/anthony/src/main.cc index eea1c86..9cc956b 100644 --- a/milena/sandbox/anthony/src/main.cc +++ b/milena/sandbox/anthony/src/main.cc @@ -9,6 +9,7 @@ #include <cmath> #include "keypoint.hh" +#include "matrix.hh" using namespace mln; @@ -523,7 +524,7 @@ void buildExtrema(C extrema, mln_psite(I) pOriginal(p.row() * pow(2, (j-1)), p.col() * pow(2, (j-1))); extrema(pOriginal) = literal::green; - keypoints.push_back(Keypoint(p.row(), p.col(), j, i, false)); + keypoints.push_back(Keypoint(p.row(), p.col(), i, j, false)); } } else if (center >= max) @@ -536,7 +537,7 @@ void buildExtrema(C extrema, mln_psite(I) pOriginal(p.row() * pow(2, (j-1)), p.col() * pow(2, (j-1))); extrema(pOriginal) = literal::red; - keypoints.push_back(Keypoint(p.row(), p.col(), j, i, true)); + keypoints.push_back(Keypoint(p.row(), p.col(), i, j, true)); } } } @@ -546,13 +547,71 @@ void buildExtrema(C extrema, io::ppm::save(extrema, "output/extrema.ppm"); } +/*****************************************************************************/ +/*****************************************************************************/ +/*****************************************************************************/ + template<typename I> -void discardEdgeResponses(std::vector< std::vector >& dogSpace, - std::vector<Keypoint>& keypoints) +Matrix *computeFirstOrderMatrix(const std::vector< std::vector >& dogSpace, + const Keypoint& k) +{ + Matrix *matrix = new Matrix(3, 1); + + return matrix; +} + +template<typename I> +Matrix *computeSecondOrderMatrix(const std::vector< std::vector >& dogSpace, + const Keypoint& k) +{ + Matrix *matrix = new Matrix(3, 3); + + return matrix; +} + +bool isBetter(Matrix offset) { - // FIXME Move work from buildExtrema here + return (offset.get(0, 0) > 0.5 + || offset.get(0, 1) > 0.5 + || offset.get(0, 2) > 0.5); } +void changeKeypoint(Keypoint& k, Matrix& offset) +{ +} + +// Discard low contrast keypoints thanks to taylor interpolation +// See Brown and Lowe paper (2002) +// FIXME Move to object representation (size-templated matrix maybe ?) +template<typename I> +void discardLowContrastKeypoints(const std::vector< std::vector >& dogSpace, + std::vector<Keypoint>& keypoints) +{ + for (unsigned i = 0; i < keypoints.size(); ++i) + { + Keypoint k = keypoints.at(i); + + Matrix *fom = computeFirstOrderMatrix(dogSpace, k); + Matrix *som = computeSecondOrderMatrix(dogSpace, k); + Matrix inversed(som->getHeight(), som->getWidth()); + bool inversible = som->inverse(inversed); + + if (inversible) + { + Matrix offset = (*fom) * (*som); + + if (isBetter(offset)) + { + changeKeypoint(k, offset); + } + } + } +} + +/*****************************************************************************/ +/*****************************************************************************/ +/*****************************************************************************/ + // Main entry point int main(int argc, char** argv) { @@ -569,15 +628,14 @@ int main(int argc, char** argv) io::pgm::load(original, "images/lena.pgm"); + // Localization buildScaleSpace(scaleSpace, original, octave_level, blur_level); buildDifferenceOfGaussianSpace(scaleSpace, dogSpace); buildExtrema(extrema, original, dogSpace, keypoints); - // TODO Interpolation of nearby data for accurate position - // TODO Discard low-contrast keypoints - //discardEdgeResponses(dogSpace, keypoints); - - std::cout << keypoints.size() << std::endl; + //discardLowContrastKeypoints(dogSpace, keypoints); + // Processing + // TODO return 0; } diff --git a/milena/sandbox/anthony/src/matrix.cc b/milena/sandbox/anthony/src/matrix.cc new file mode 100644 index 0000000..1c5784d --- /dev/null +++ b/milena/sandbox/anthony/src/matrix.cc @@ -0,0 +1,130 @@ +#include "matrix.hh" + +Matrix::Matrix(unsigned h, unsigned w) +{ + height = h; + width = w; +} + +void Matrix::initialize() +{ + for (unsigned i = 0; i < height; ++i) + { + std::vector<float> line; + + for (unsigned j = 0; j < width; ++j) + line.push_back(0); + + m.push_back(line); + } +} + +void Matrix::initialize(float *values) +{ + for (unsigned i = 0; i < height; ++i) + { + std::vector<float> line; + + for (unsigned j = 0; j < width; ++j) + line.push_back(values[i * width + j]); + + m.push_back(line); + } +} + +void Matrix::print() +{ + for (unsigned i = 0; i < height; ++i) + { + std::cout << "|"; + + for (unsigned j = 0; j < width; ++j) + std::cout << " " << m.at(i).at(j); + + std::cout << " |" << std::endl; + } + std::cout << std::endl; +} + + +float Matrix::determinant() +{ + float d1 = m.at(0).at(0) * m.at(1).at(1) * m.at(2).at(2); + float d2 = m.at(0).at(1) * m.at(1).at(2) * m.at(2).at(0); + float d3 = m.at(0).at(2) * m.at(1).at(0) * m.at(2).at(1); + + float d4 = m.at(0).at(2) * m.at(1).at(1) * m.at(2).at(0); + float d5 = m.at(1).at(2) * m.at(2).at(1) * m.at(0).at(0); + float d6 = m.at(2).at(2) * m.at(0).at(1) * m.at(1).at(0); + + return (d1 + d2 + d3 - d4 - d5 - d6); +} + +bool Matrix::inverse(Matrix& inversed) +{ + bool canInverse = false; + + float det = determinant(); + + if (det != 0) + { + float a = m.at(0).at(0); + float b = m.at(0).at(1); + float c = m.at(0).at(2); + + float d = m.at(1).at(0); + float e = m.at(1).at(1); + float f = m.at(1).at(2); + + float g = m.at(2).at(0); + float h = m.at(2).at(1); + float i = m.at(2).at(2); + + Matrix comatrix(3, 3); + comatrix.initialize(); + + comatrix.set(0, 0, e*i - f*h); + comatrix.set(0, 1, c*h - b*i); + comatrix.set(0, 2, b*f - c*e); + + comatrix.set(1, 0, f*g - d*i); + comatrix.set(1, 1, a*i - c*g); + comatrix.set(1, 2, c*d - a*f); + + comatrix.set(2, 0, d*h - e*g); + comatrix.set(2, 1, b*g - a*h); + comatrix.set(2, 2, a*e - b*d); + + for (unsigned i = 0; i < comatrix.getWidth(); ++i) + for (unsigned j = 0; j < comatrix.getHeight(); ++j) + comatrix.set(i, j, comatrix.get(i,j) / det); + + comatrix.print(); + inversed = comatrix; + + canInverse = true; + } + + return canInverse; +} + +// Operators +Matrix Matrix::operator*(Matrix& right) +{ + Matrix result(height, right.getWidth()); + result.initialize(); + + for (unsigned i = 0; i < height; ++i) + for (unsigned j = 0; j < width; ++j) + for (unsigned k = 0; k < right.getWidth(); ++k) + result.add(i, k, m.at(i).at(j) * right.get(j, k)); + + return result; +}; + +// Getters and Setters +unsigned Matrix::getHeight() { return height; } +unsigned Matrix::getWidth() { return width; } +float Matrix::get(unsigned i, unsigned j) { return m.at(i).at(j); } +void Matrix::set(unsigned i, unsigned j, float x) { m.at(i).at(j) = x; } +void Matrix::add(unsigned i, unsigned j, float x) { m.at(i).at(j) += x; } diff --git a/milena/sandbox/anthony/src/matrix.hh b/milena/sandbox/anthony/src/matrix.hh new file mode 100644 index 0000000..b2ca124 --- /dev/null +++ b/milena/sandbox/anthony/src/matrix.hh @@ -0,0 +1,35 @@ +#ifndef MATRIX_HH +# define MATRIX_HH + +# include <iostream> +# include <vector> + +class Matrix +{ + public: + // Constructor + Matrix(unsigned i, unsigned j); + + void initialize(); + void initialize(float *values); + void print(); + float determinant(); + bool inverse(Matrix& inversed); + + // Operators + Matrix operator*(Matrix& right); + + // Getters and Setters + unsigned getHeight(); + unsigned getWidth(); + float get(unsigned i, unsigned j); + void set(unsigned i, unsigned j, float value); + void add(unsigned i, unsigned j, float value); + + private: + std::vector< std::vector<float> > m; + unsigned height; + unsigned width; +}; + +#endif /* ! MATRIX_HH */ -- 1.7.2.5

11 years, 7 months

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11 years, 7 months

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11 years, 7 months

olena: branch exp/newdoc updated: olena-2.0-614-g38af498

by git＠lrde.epita.fr

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "Olena, a generic and efficient image processing platform". The branch exp/newdoc has been updated via 38af4980d93b128f944d972d6492e3a5e3a250f2 (commit) from f0a568aef6407af4cf8287055b96a501586d615d (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- 38af498 Add more links into main documentation. ----------------------------------------------------------------------- Summary of changes: ChangeLog | 12 ++++++++++ doc/doxygen.css | 55 +++++++++++++++++++++++---------------------- doc/mainpage.dox | 14 ++++++------ doc/modules_list.dox | 4 +- doc/online_resources.dox | 13 ++++++---- 5 files changed, 57 insertions(+), 41 deletions(-) hooks/post-receive -- Olena, a generic and efficient image processing platform

11 years, 8 months

olena: olena-2.0-614-g38af498 Add more links into main documentation.

by Guillaume Lazzara

* doc/doxygen.css: Fix links boldness. * doc/mainpage.dox: Add links. * doc/modules_list.dox: Link to respective documentation. * doc/online_resources.dox: Fix link to build farm. --- ChangeLog | 12 ++++++++++ doc/doxygen.css | 55 +++++++++++++++++++++++---------------------- doc/mainpage.dox | 14 ++++++------ doc/modules_list.dox | 4 +- doc/online_resources.dox | 13 ++++++---- 5 files changed, 57 insertions(+), 41 deletions(-) diff --git a/ChangeLog b/ChangeLog index 4d14142..7333963 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,17 @@ 2013-05-15 Guillaume Lazzara <z(a)lrde.epita.fr> + Add more links into main documentation. + + * doc/doxygen.css: Fix links boldness. + + * doc/mainpage.dox: Add links. + + * doc/modules_list.dox: Link to respective documentation. + + * doc/online_resources.dox: Fix link to build farm. + +2013-05-15 Guillaume Lazzara <z(a)lrde.epita.fr> + New page related to Olena powered programs. * doc/mainpage.dox: Add link to Olena powered programs page. diff --git a/doc/doxygen.css b/doc/doxygen.css index dc14a84..fdb9f0f 100644 --- a/doc/doxygen.css +++ b/doc/doxygen.css @@ -138,14 +138,15 @@ a.el { } a.elRef { + font-weight: bold; } a.code, a.code:visited { - color: #4665A2; + color: #4665A2; } a.codeRef, a.codeRef:visited { - color: #4665A2; + color: #4665A2; } /* @end */ @@ -289,7 +290,7 @@ p.formulaDsp { } img.formulaDsp { - + } img.formulaInl { @@ -347,20 +348,20 @@ span.charliteral { color: #008080 } -span.vhdldigit { - color: #ff00ff +span.vhdldigit { + color: #ff00ff } -span.vhdlchar { - color: #000000 +span.vhdlchar { + color: #000000 } -span.vhdlkeyword { - color: #700070 +span.vhdlkeyword { + color: #700070 } -span.vhdllogic { - color: #ff0000 +span.vhdllogic { + color: #ff0000 } blockquote { @@ -555,9 +556,9 @@ table.memberdecls { } .memdoc, dl.reflist dd { - border-bottom: 1px solid #A8B8D9; - border-left: 1px solid #A8B8D9; - border-right: 1px solid #A8B8D9; + border-bottom: 1px solid #A8B8D9; + border-left: 1px solid #A8B8D9; + border-right: 1px solid #A8B8D9; padding: 6px 10px 2px 10px; background-color: #FBFCFD; border-top-width: 0; @@ -609,18 +610,18 @@ dl.reflist dd { .params, .retval, .exception, .tparams { margin-left: 0px; padding-left: 0px; -} +} .params .paramname, .retval .paramname { font-weight: bold; vertical-align: top; } - + .params .paramtype { font-style: italic; vertical-align: top; -} - +} + .params .paramdir { font-family: "courier new",courier,monospace; vertical-align: top; @@ -793,8 +794,8 @@ table.fieldtable { .fieldtable td.fielddoc p:first-child { margin-top: 2px; -} - +} + .fieldtable td.fielddoc p:last-child { margin-bottom: 2px; } @@ -868,7 +869,7 @@ table.fieldtable { color: #283A5D; font-family: 'Lucida Grande',Geneva,Helvetica,Arial,sans-serif; text-shadow: 0px 1px 1px rgba(255, 255, 255, 0.9); - text-decoration: none; + text-decoration: none; } .navpath li.navelem a:hover @@ -897,7 +898,7 @@ div.summary padding-right: 5px; width: 50%; text-align: right; -} +} div.summary a { @@ -1009,19 +1010,19 @@ dl.section dd { vertical-align: bottom; border-collapse: separate; } - + #projectlogo img -{ +{ border: 0px none; } - + #projectname { font: 300% Tahoma, Arial,sans-serif; margin: 0px; padding: 2px 0px; } - + #projectbrief { font: 120% Tahoma, Arial,sans-serif; @@ -1116,7 +1117,7 @@ div.toc ul { list-style: none outside none; border: medium none; padding: 0px; -} +} div.toc li.level1 { margin-left: 0px; diff --git a/doc/mainpage.dox b/doc/mainpage.dox index 4c5e5cf..a1b47ef 100644 --- a/doc/mainpage.dox +++ b/doc/mainpage.dox @@ -24,7 +24,7 @@ \li Swilena </td> <td> - \li Report Bugs and Make Suggestions + \li \htmlonly <a class="el" href="mailto:olena@lrde.epita.fr">Report Bugs and Make Suggestions</a>\endhtmlonly \li \ref getsources \li \ref onlineres </td> @@ -38,14 +38,14 @@ </tr> <tr> <td> - \li SCOOP 2 - \li Genericity and Performance in Olena + \li <a class="el" href="http://www.lrde.epita.fr/cgi-bin/twiki/view/Publications/200807-MPOOL">SCOOP 2</a> + \li <a class="el" href="http://www.lrde.epita.fr/cgi-bin/twiki/view/Publications/201009-ICIP">Genericity and Performance in Olena</a> </td> <td> - \li Image Manipulation - \li Image Morphers - \li Mathematical Morphology - \li Document Image Analysis + \li \ref imagemanip + \li \ref modimagemorpher + \li \ref mlnmorpho + \li \link grptoolchaindoc Document Image Analysis \endlink </td> <td> \li <a class="el" href="http://olena.lrde.epita.fr/demos">Online Demos</a> diff --git a/doc/modules_list.dox b/doc/modules_list.dox index 6b872ef..d271e89 100644 --- a/doc/modules_list.dox +++ b/doc/modules_list.dox @@ -2,8 +2,8 @@ As a platform, Olena is divided in several modules: -\li Milena, a generic image processing library. -\li Scribo, a framework for document image analysis. +\li <a class="el" href="@relcommondocpath@../milena/doc/user-refman/html/index.html">Milena</a>, a generic image processing library. +\li <a class="el" href="@relcommondocpath@../scribo/doc/user-refman/html/index.html">Scribo</a>, a framework for document image analysis. \li Swilena, Python bindings for Milena. */ diff --git a/doc/online_resources.dox b/doc/online_resources.dox index 32cd18d..60bd873 100644 --- a/doc/online_resources.dox +++ b/doc/online_resources.dox @@ -14,12 +14,15 @@ href="http://git.lrde.epita.fr/?p=olena.git">http://git.lrde.epita.fr/?p=olena.g It is also a way to keep an eye on current develop. -\section BuildBot +\section Build Farm + +Olena is built continuously (each time changes are pushed into the Git +repository) on different architectures thanks to the TeamCity-powered +build farm of the lab. + +\li <a href="http://teamcity.lrde.epita.fr/project.html?projectId=project2&tab=projectOv…">Olena's build farm reports</a> + -During the development process, we need to be sure that changes don't -break the whole code. To do so, we have a buildfarm running several -architectures and compilers. A monitoring interface is available here -: <a href="https://buildfarm.lrde.org/buildfarm/oln/">https://buildfarm.lrde.org/buildfarm/oln/</a> \section Mailing-list -- 1.7.2.5

11 years, 8 months

olena: branch exp/newdoc updated: olena-2.0-613-gf0a568a

by git＠lrde.epita.fr

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "Olena, a generic and efficient image processing platform". The branch exp/newdoc has been updated via f0a568aef6407af4cf8287055b96a501586d615d (commit) from 549681511e1e366b98634862881a5bd795f4afaf (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- f0a568a Be more precise about relationship between sites and iterators. ----------------------------------------------------------------------- Summary of changes: milena/ChangeLog | 8 ++++++++ milena/doc/mln/core/image/images.dox | 14 +++++++------- milena/doc/mln/core/neighb.dox | 3 ++- milena/doc/mln/win/win.dox | 3 ++- 4 files changed, 19 insertions(+), 9 deletions(-) hooks/post-receive -- Olena, a generic and efficient image processing platform

11 years, 8 months

olena: olena-2.0-613-gf0a568a Be more precise about relationship between sites and iterators.

by Guillaume Lazzara

* doc/mln/core/image/images.dox, * doc/mln/core/neighb.dox, * doc/mln/win/win.dox: Here. --- milena/ChangeLog | 8 ++++++++ milena/doc/mln/core/image/images.dox | 14 +++++++------- milena/doc/mln/core/neighb.dox | 3 ++- milena/doc/mln/win/win.dox | 3 ++- 4 files changed, 19 insertions(+), 9 deletions(-) diff --git a/milena/ChangeLog b/milena/ChangeLog index 8acf1b4..f14e23c 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,5 +1,13 @@ 2013-05-15 Guillaume Lazzara <z(a)lrde.epita.fr> + Be more precise about relationship between sites and iterators. + + * doc/mln/core/image/images.dox, + * doc/mln/core/neighb.dox, + * doc/mln/win/win.dox: Here. + +2013-05-15 Guillaume Lazzara <z(a)lrde.epita.fr> + * doc/mln/io/io.dox: Move package dependencies documentation into "note" environnement. diff --git a/milena/doc/mln/core/image/images.dox b/milena/doc/mln/core/image/images.dox index d559794..17685fd 100644 --- a/milena/doc/mln/core/image/images.dox +++ b/milena/doc/mln/core/image/images.dox @@ -35,7 +35,7 @@ \subsection docaccvalpiter Site-Based Iterators - A generic way of iterating over the values of an image is to use + A generic way of iterating over the domain of an image is to use mln_piter() macro to declare an iterator. \code @@ -48,12 +48,12 @@ \endcode Note that iterator \c p must be first declared over the domain of - the target image \c ima. Then iterator \c p is moved over the image - thanks to the for_all() macro. An iterator declared with - mln_piter() can be considered as having the same interface as a site - of the target image. Here, \c p can be considered as a mln::point2d - and thus can be passed to image2d::operator() to access the value of - the current point. + the target image \c ima. Then iterator \c p is moved over all the + image sites thanks to the for_all() macro. An iterator declared + with mln_piter() can be considered as having the same interface as a + site of the target image. Here, \c p can be considered as a + mln::point2d and thus can be passed to image2d::operator() to access + the value of the current point. The for_all() is in charge of initializing the iterator and move it forward. It is safe to have two for_all() loops successively with diff --git a/milena/doc/mln/core/neighb.dox b/milena/doc/mln/core/neighb.dox index 1748928..f8f545b 100644 --- a/milena/doc/mln/core/neighb.dox +++ b/milena/doc/mln/core/neighb.dox @@ -26,7 +26,8 @@ \c p is a site iterator over all the sites of the image \c ima. \c q, being a neighborhood iterator centered on that iterator, is automatically updated and centered to the current site pointed by \p - p. + p. The neighborhood iterator \c q points to a neighbor site of \c p + and can be considered as having the same interface than image sites. A full example is available in \link neighborhood_iterator.cc neighborhood_iterator.cc \endlink diff --git a/milena/doc/mln/win/win.dox b/milena/doc/mln/win/win.dox index 2ce3cb1..b9f38a5 100644 --- a/milena/doc/mln/win/win.dox +++ b/milena/doc/mln/win/win.dox @@ -24,7 +24,8 @@ \c p is a site iterator over all the sites of the image \c ima. \c q, being a window iterator centered on that iterator, is automatically updated and centered to the current site pointed by \p - p. + p. The window iterator \c q points to a neighbor site of \c p and + can be considered as having the same interface than image sites. A full example is available in \link window_iterator.cc window_iterator.cc \endlink -- 1.7.2.5

11 years, 8 months

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