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-rw-r--r--src/Bitmap_cubical_complex/example/CMakeLists.txt26
-rw-r--r--src/Bitmap_cubical_complex/utilities/Bitmap_cubical_complex.cpp (renamed from src/Bitmap_cubical_complex/example/Bitmap_cubical_complex.cpp)0
-rw-r--r--src/Bitmap_cubical_complex/utilities/Bitmap_cubical_complex_periodic_boundary_conditions.cpp (renamed from src/Bitmap_cubical_complex/example/Bitmap_cubical_complex_periodic_boundary_conditions.cpp)0
-rw-r--r--src/Bitmap_cubical_complex/utilities/CMakeLists.txt29
-rw-r--r--src/Bottleneck_distance/example/CMakeLists.txt23
-rw-r--r--src/Bottleneck_distance/utilities/CMakeLists.txt17
-rw-r--r--src/Bottleneck_distance/utilities/alpha_rips_persistence_bottleneck_distance.cpp (renamed from src/Bottleneck_distance/example/alpha_rips_persistence_bottleneck_distance.cpp)0
-rw-r--r--src/Contraction/example/CMakeLists.txt2
-rw-r--r--src/Contraction/utilities/CMakeLists.txt6
-rw-r--r--src/Contraction/utilities/Garland_heckbert.cpp (renamed from src/Contraction/example/Garland_heckbert.cpp)6
-rw-r--r--src/Contraction/utilities/Garland_heckbert/Error_quadric.h (renamed from src/Contraction/example/Garland_heckbert/Error_quadric.h)0
-rw-r--r--src/Persistent_cohomology/example/CMakeLists.txt35
-rw-r--r--src/Persistent_cohomology/example/README121
-rw-r--r--src/Persistent_cohomology/example/exact_alpha_complex_3d_persistence.cpp2
-rw-r--r--src/Persistent_cohomology/example/weighted_alpha_complex_3d_persistence.cpp2
-rw-r--r--src/Persistent_cohomology/utilities/CMakeLists.txt56
-rw-r--r--src/Persistent_cohomology/utilities/README114
-rw-r--r--src/Persistent_cohomology/utilities/alpha_complex_3d_helper.h (renamed from src/Persistent_cohomology/example/alpha_complex_3d_helper.h)0
-rw-r--r--src/Persistent_cohomology/utilities/alpha_complex_3d_persistence.cpp (renamed from src/Persistent_cohomology/example/alpha_complex_3d_persistence.cpp)0
-rw-r--r--src/Persistent_cohomology/utilities/alpha_complex_persistence.cpp (renamed from src/Persistent_cohomology/example/alpha_complex_persistence.cpp)0
-rw-r--r--src/Persistent_cohomology/utilities/periodic_alpha_complex_3d_persistence.cpp (renamed from src/Persistent_cohomology/example/periodic_alpha_complex_3d_persistence.cpp)0
-rw-r--r--src/Persistent_cohomology/utilities/rips_distance_matrix_persistence.cpp (renamed from src/Persistent_cohomology/example/rips_distance_matrix_persistence.cpp)0
-rw-r--r--src/Persistent_cohomology/utilities/rips_persistence.cpp (renamed from src/Persistent_cohomology/example/rips_persistence.cpp)0
-rw-r--r--src/Witness_complex/example/CMakeLists.txt13
-rw-r--r--src/Witness_complex/utilities/CMakeLists.txt26
-rw-r--r--src/Witness_complex/utilities/example_strong_witness_complex_off.cpp (renamed from src/Witness_complex/example/example_strong_witness_complex_off.cpp)0
-rw-r--r--src/Witness_complex/utilities/example_strong_witness_persistence.cpp (renamed from src/Witness_complex/example/example_strong_witness_persistence.cpp)0
-rw-r--r--src/common/doc/main_page.h4
28 files changed, 265 insertions, 217 deletions
diff --git a/src/Bitmap_cubical_complex/example/CMakeLists.txt b/src/Bitmap_cubical_complex/example/CMakeLists.txt
index a0401619..99304aa4 100644
--- a/src/Bitmap_cubical_complex/example/CMakeLists.txt
+++ b/src/Bitmap_cubical_complex/example/CMakeLists.txt
@@ -1,17 +1,6 @@
cmake_minimum_required(VERSION 2.6)
project(Bitmap_cubical_complex_examples)
-add_executable ( Bitmap_cubical_complex Bitmap_cubical_complex.cpp )
-if (TBB_FOUND)
- target_link_libraries(Bitmap_cubical_complex ${TBB_LIBRARIES})
-endif()
-
-add_test(NAME Bitmap_cubical_complex_example_persistence_one_sphere COMMAND $<TARGET_FILE:Bitmap_cubical_complex>
- "${CMAKE_SOURCE_DIR}/data/bitmap/CubicalOneSphere.txt")
-
-add_test(NAME Bitmap_cubical_complex_example_persistence_two_sphere COMMAND $<TARGET_FILE:Bitmap_cubical_complex>
- "${CMAKE_SOURCE_DIR}/data/bitmap/CubicalTwoSphere.txt")
-
add_executable ( Random_bitmap_cubical_complex Random_bitmap_cubical_complex.cpp )
if (TBB_FOUND)
target_link_libraries(Random_bitmap_cubical_complex ${TBB_LIBRARIES})
@@ -19,19 +8,4 @@ endif()
add_test(NAME Bitmap_cubical_complex_example_random COMMAND $<TARGET_FILE:Random_bitmap_cubical_complex>
"2" "100" "100")
-add_executable ( Bitmap_cubical_complex_periodic_boundary_conditions Bitmap_cubical_complex_periodic_boundary_conditions.cpp )
-if (TBB_FOUND)
- target_link_libraries(Bitmap_cubical_complex_periodic_boundary_conditions ${TBB_LIBRARIES})
-endif()
-
-add_test(NAME Bitmap_cubical_complex_example_periodic_boundary_conditions_2d_torus
- COMMAND $<TARGET_FILE:Bitmap_cubical_complex_periodic_boundary_conditions>
- "${CMAKE_SOURCE_DIR}/data/bitmap/2d_torus.txt")
-
-add_test(NAME Bitmap_cubical_complex_example_periodic_boundary_conditions_3d_torus
- COMMAND $<TARGET_FILE:Bitmap_cubical_complex_periodic_boundary_conditions>
- "${CMAKE_SOURCE_DIR}/data/bitmap/3d_torus.txt")
-
-install(TARGETS Bitmap_cubical_complex DESTINATION bin)
install(TARGETS Random_bitmap_cubical_complex DESTINATION bin)
-install(TARGETS Bitmap_cubical_complex_periodic_boundary_conditions DESTINATION bin)
diff --git a/src/Bitmap_cubical_complex/example/Bitmap_cubical_complex.cpp b/src/Bitmap_cubical_complex/utilities/Bitmap_cubical_complex.cpp
index 67735ba1..67735ba1 100644
--- a/src/Bitmap_cubical_complex/example/Bitmap_cubical_complex.cpp
+++ b/src/Bitmap_cubical_complex/utilities/Bitmap_cubical_complex.cpp
diff --git a/src/Bitmap_cubical_complex/example/Bitmap_cubical_complex_periodic_boundary_conditions.cpp b/src/Bitmap_cubical_complex/utilities/Bitmap_cubical_complex_periodic_boundary_conditions.cpp
index 122160a2..122160a2 100644
--- a/src/Bitmap_cubical_complex/example/Bitmap_cubical_complex_periodic_boundary_conditions.cpp
+++ b/src/Bitmap_cubical_complex/utilities/Bitmap_cubical_complex_periodic_boundary_conditions.cpp
diff --git a/src/Bitmap_cubical_complex/utilities/CMakeLists.txt b/src/Bitmap_cubical_complex/utilities/CMakeLists.txt
new file mode 100644
index 00000000..f0f80059
--- /dev/null
+++ b/src/Bitmap_cubical_complex/utilities/CMakeLists.txt
@@ -0,0 +1,29 @@
+cmake_minimum_required(VERSION 2.6)
+project(Bitmap_cubical_complex_utilities)
+
+add_executable ( Bitmap_cubical_complex Bitmap_cubical_complex.cpp )
+if (TBB_FOUND)
+ target_link_libraries(Bitmap_cubical_complex ${TBB_LIBRARIES})
+endif()
+
+add_test(NAME Bitmap_cubical_complex_utility_persistence_one_sphere COMMAND $<TARGET_FILE:Bitmap_cubical_complex>
+ "${CMAKE_SOURCE_DIR}/data/bitmap/CubicalOneSphere.txt")
+
+add_test(NAME Bitmap_cubical_complex_utility_persistence_two_sphere COMMAND $<TARGET_FILE:Bitmap_cubical_complex>
+ "${CMAKE_SOURCE_DIR}/data/bitmap/CubicalTwoSphere.txt")
+
+add_executable ( Bitmap_cubical_complex_periodic_boundary_conditions Bitmap_cubical_complex_periodic_boundary_conditions.cpp )
+if (TBB_FOUND)
+ target_link_libraries(Bitmap_cubical_complex_periodic_boundary_conditions ${TBB_LIBRARIES})
+endif()
+
+add_test(NAME Bitmap_cubical_complex_utility_periodic_boundary_conditions_2d_torus
+ COMMAND $<TARGET_FILE:Bitmap_cubical_complex_periodic_boundary_conditions>
+ "${CMAKE_SOURCE_DIR}/data/bitmap/2d_torus.txt")
+
+add_test(NAME Bitmap_cubical_complex_utility_periodic_boundary_conditions_3d_torus
+ COMMAND $<TARGET_FILE:Bitmap_cubical_complex_periodic_boundary_conditions>
+ "${CMAKE_SOURCE_DIR}/data/bitmap/3d_torus.txt")
+
+install(TARGETS Bitmap_cubical_complex DESTINATION bin)
+install(TARGETS Bitmap_cubical_complex_periodic_boundary_conditions DESTINATION bin)
diff --git a/src/Bottleneck_distance/example/CMakeLists.txt b/src/Bottleneck_distance/example/CMakeLists.txt
index eac617db..b37555f9 100644
--- a/src/Bottleneck_distance/example/CMakeLists.txt
+++ b/src/Bottleneck_distance/example/CMakeLists.txt
@@ -5,33 +5,10 @@ if (NOT CGAL_VERSION VERSION_LESS 4.8.1)
add_executable (bottleneck_read_file_example bottleneck_read_file_example.cpp)
add_executable (bottleneck_basic_example bottleneck_basic_example.cpp)
- if (TBB_FOUND)
- target_link_libraries(bottleneck_read_file_example ${TBB_LIBRARIES})
- target_link_libraries(bottleneck_basic_example ${TBB_LIBRARIES})
- endif(TBB_FOUND)
-
add_test(NAME Bottleneck_distance_example_basic COMMAND $<TARGET_FILE:bottleneck_basic_example>)
- add_test(NAME Bottleneck_read_file_example
- COMMAND $<TARGET_FILE:bottleneck_read_file_example>
- "${CMAKE_SOURCE_DIR}/data/persistence_diagram/first.pers" "${CMAKE_SOURCE_DIR}/data/persistence_diagram/second.pers")
-
install(TARGETS bottleneck_read_file_example DESTINATION bin)
install(TARGETS bottleneck_basic_example DESTINATION bin)
-
-endif (NOT CGAL_VERSION VERSION_LESS 4.8.1)
-
-# Eigen3 and CGAL > 4.7.0 is required for alpha complex
-# CGAL > 4.8.1 is required for bottleneck distance =>
-if (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.8.1)
- add_executable (alpha_rips_persistence_bottleneck_distance alpha_rips_persistence_bottleneck_distance.cpp)
- target_link_libraries(alpha_rips_persistence_bottleneck_distance ${Boost_PROGRAM_OPTIONS_LIBRARY})
-
- add_test(NAME Bottleneck_distance_example_alpha_rips_persistence_bottleneck
- COMMAND $<TARGET_FILE:alpha_rips_persistence_bottleneck_distance>
- "${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "-r" "0.15" "-m" "0.12" "-d" "3" "-p" "3")
-
- install(TARGETS alpha_rips_persistence_bottleneck_distance DESTINATION bin)
if (TBB_FOUND)
target_link_libraries(alpha_rips_persistence_bottleneck_distance ${TBB_LIBRARIES})
endif(TBB_FOUND)
diff --git a/src/Bottleneck_distance/utilities/CMakeLists.txt b/src/Bottleneck_distance/utilities/CMakeLists.txt
new file mode 100644
index 00000000..634b2479
--- /dev/null
+++ b/src/Bottleneck_distance/utilities/CMakeLists.txt
@@ -0,0 +1,17 @@
+cmake_minimum_required(VERSION 2.6)
+project(Bottleneck_distance_utilities)
+
+if (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.8.1)
+ add_executable (alpha_rips_persistence_bottleneck_distance alpha_rips_persistence_bottleneck_distance.cpp)
+ target_link_libraries(alpha_rips_persistence_bottleneck_distance ${Boost_PROGRAM_OPTIONS_LIBRARY})
+ if (TBB_FOUND)
+ target_link_libraries(alpha_rips_persistence_bottleneck_distance ${TBB_LIBRARIES})
+ endif(TBB_FOUND)
+
+ add_test(NAME Bottleneck_distance_example_alpha_rips_persistence_bottleneck
+ COMMAND $<TARGET_FILE:alpha_rips_persistence_bottleneck_distance>
+ "${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "-r" "0.15" "-m" "0.12" "-d" "3" "-p" "3")
+
+ install(TARGETS alpha_rips_persistence_bottleneck_distance DESTINATION bin)
+
+endif (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.8.1)
diff --git a/src/Bottleneck_distance/example/alpha_rips_persistence_bottleneck_distance.cpp b/src/Bottleneck_distance/utilities/alpha_rips_persistence_bottleneck_distance.cpp
index fd164b22..fd164b22 100644
--- a/src/Bottleneck_distance/example/alpha_rips_persistence_bottleneck_distance.cpp
+++ b/src/Bottleneck_distance/utilities/alpha_rips_persistence_bottleneck_distance.cpp
diff --git a/src/Contraction/example/CMakeLists.txt b/src/Contraction/example/CMakeLists.txt
index 83594c0e..f02949e4 100644
--- a/src/Contraction/example/CMakeLists.txt
+++ b/src/Contraction/example/CMakeLists.txt
@@ -3,7 +3,6 @@ project(Contraction_examples)
add_executable(RipsContraction Rips_contraction.cpp)
-add_executable(GarlandHeckbert Garland_heckbert.cpp)
add_test(NAME Contraction_example_tore3D_0.2 COMMAND $<TARGET_FILE:RipsContraction>
"${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "0.2")
@@ -14,4 +13,3 @@ add_test(NAME Contraction_example_tore3D_0.2 COMMAND $<TARGET_FILE:RipsContracti
# "${CMAKE_SOURCE_DIR}/data/points/SO3_10000.off" "0.3")
install(TARGETS RipsContraction DESTINATION bin)
-install(TARGETS GarlandHeckbert DESTINATION bin)
diff --git a/src/Contraction/utilities/CMakeLists.txt b/src/Contraction/utilities/CMakeLists.txt
new file mode 100644
index 00000000..a18783ef
--- /dev/null
+++ b/src/Contraction/utilities/CMakeLists.txt
@@ -0,0 +1,6 @@
+cmake_minimum_required(VERSION 2.6)
+project(Contraction_utilities)
+
+add_executable(GarlandHeckbert Garland_heckbert.cpp)
+
+install(TARGETS GarlandHeckbert DESTINATION bin)
diff --git a/src/Contraction/example/Garland_heckbert.cpp b/src/Contraction/utilities/Garland_heckbert.cpp
index f0cde95e..8b5a6a6c 100644
--- a/src/Contraction/example/Garland_heckbert.cpp
+++ b/src/Contraction/utilities/Garland_heckbert.cpp
@@ -29,8 +29,8 @@
#include <gudhi/Edge_contraction.h>
#include <gudhi/Skeleton_blocker.h>
#include <gudhi/Off_reader.h>
-#include <gudhi/Clock.h>
+#include <boost/timer/timer.hpp>
#include <iostream>
#include "Garland_heckbert/Error_quadric.h"
@@ -165,7 +165,7 @@ int main(int argc, char *argv[]) {
int num_contractions = atoi(argv[3]);
- Gudhi::Clock contraction_chrono("Time to simplify and enumerate simplices");
+ boost::timer::auto_cpu_timer t;
// constructs the contractor object with Garland Heckbert policies.
Complex_contractor contractor(complex,
@@ -182,8 +182,6 @@ int main(int argc, char *argv[]) {
complex.num_edges() << " edges and " <<
complex.num_triangles() << " triangles." << std::endl;
- std::cout << contraction_chrono;
-
// write simplified complex
Gudhi::skeleton_blocker::Skeleton_blocker_off_writer<Complex> off_writer(argv[2], complex);
diff --git a/src/Contraction/example/Garland_heckbert/Error_quadric.h b/src/Contraction/utilities/Garland_heckbert/Error_quadric.h
index e7dafaa0..e7dafaa0 100644
--- a/src/Contraction/example/Garland_heckbert/Error_quadric.h
+++ b/src/Contraction/utilities/Garland_heckbert/Error_quadric.h
diff --git a/src/Persistent_cohomology/example/CMakeLists.txt b/src/Persistent_cohomology/example/CMakeLists.txt
index f47de4c3..98ed753d 100644
--- a/src/Persistent_cohomology/example/CMakeLists.txt
+++ b/src/Persistent_cohomology/example/CMakeLists.txt
@@ -5,12 +5,6 @@ add_executable(plain_homology plain_homology.cpp)
add_executable(persistence_from_simple_simplex_tree persistence_from_simple_simplex_tree.cpp)
-add_executable(rips_distance_matrix_persistence rips_distance_matrix_persistence.cpp)
-target_link_libraries(rips_distance_matrix_persistence ${Boost_PROGRAM_OPTIONS_LIBRARY})
-
-add_executable(rips_persistence rips_persistence.cpp)
-target_link_libraries(rips_persistence ${Boost_PROGRAM_OPTIONS_LIBRARY})
-
add_executable(rips_persistence_step_by_step rips_persistence_step_by_step.cpp)
target_link_libraries(rips_persistence_step_by_step ${Boost_PROGRAM_OPTIONS_LIBRARY})
@@ -23,8 +17,6 @@ target_link_libraries(persistence_from_file ${Boost_PROGRAM_OPTIONS_LIBRARY})
if (TBB_FOUND)
target_link_libraries(plain_homology ${TBB_LIBRARIES})
target_link_libraries(persistence_from_simple_simplex_tree ${TBB_LIBRARIES})
- target_link_libraries(rips_distance_matrix_persistence ${TBB_LIBRARIES})
- target_link_libraries(rips_persistence ${TBB_LIBRARIES})
target_link_libraries(rips_persistence_step_by_step ${TBB_LIBRARIES})
target_link_libraries(rips_persistence_via_boundary_matrix ${TBB_LIBRARIES})
target_link_libraries(persistence_from_file ${TBB_LIBRARIES})
@@ -33,10 +25,6 @@ endif()
add_test(NAME Persistent_cohomology_example_plain_homology COMMAND $<TARGET_FILE:plain_homology>)
add_test(NAME Persistent_cohomology_example_from_simple_simplex_tree COMMAND $<TARGET_FILE:persistence_from_simple_simplex_tree>
"1" "0")
-add_test(NAME Persistent_cohomology_example_from_rips_distance_matrix COMMAND $<TARGET_FILE:rips_distance_matrix_persistence>
- "${CMAKE_SOURCE_DIR}/data/distance_matrix/full_square_distance_matrix.csv" "-r" "1.0" "-d" "3" "-p" "3" "-m" "0")
-add_test(NAME Persistent_cohomology_example_from_rips_on_tore_3D COMMAND $<TARGET_FILE:rips_persistence>
- "${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "-r" "0.25" "-m" "0.5" "-d" "3" "-p" "3")
add_test(NAME Persistent_cohomology_example_from_rips_step_by_step_on_tore_3D COMMAND $<TARGET_FILE:rips_persistence_step_by_step>
"${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "-r" "0.25" "-m" "0.5" "-d" "3" "-p" "3")
add_test(NAME Persistent_cohomology_example_via_boundary_matrix COMMAND $<TARGET_FILE:rips_persistence_via_boundary_matrix>
@@ -48,8 +36,6 @@ add_test(NAME Persistent_cohomology_example_from_file_3_3_100 COMMAND $<TARGET_F
install(TARGETS plain_homology DESTINATION bin)
install(TARGETS persistence_from_simple_simplex_tree DESTINATION bin)
-install(TARGETS rips_distance_matrix_persistence DESTINATION bin)
-install(TARGETS rips_persistence DESTINATION bin)
install(TARGETS rips_persistence_step_by_step DESTINATION bin)
install(TARGETS rips_persistence_via_boundary_matrix DESTINATION bin)
install(TARGETS persistence_from_file DESTINATION bin)
@@ -69,53 +55,32 @@ if(GMP_FOUND)
endif(GMP_FOUND)
if(CGAL_FOUND)
- add_executable(alpha_complex_3d_persistence alpha_complex_3d_persistence.cpp)
- target_link_libraries(alpha_complex_3d_persistence ${CGAL_LIBRARY})
add_executable(exact_alpha_complex_3d_persistence exact_alpha_complex_3d_persistence.cpp)
target_link_libraries(exact_alpha_complex_3d_persistence ${CGAL_LIBRARY})
add_executable(weighted_alpha_complex_3d_persistence weighted_alpha_complex_3d_persistence.cpp)
target_link_libraries(weighted_alpha_complex_3d_persistence ${CGAL_LIBRARY})
if (TBB_FOUND)
- target_link_libraries(alpha_complex_3d_persistence ${TBB_LIBRARIES})
target_link_libraries(exact_alpha_complex_3d_persistence ${TBB_LIBRARIES})
target_link_libraries(weighted_alpha_complex_3d_persistence ${TBB_LIBRARIES})
endif(TBB_FOUND)
- add_test(NAME Persistent_cohomology_example_alpha_complex_3d COMMAND $<TARGET_FILE:alpha_complex_3d_persistence>
- "${CMAKE_SOURCE_DIR}/data/points/tore3D_300.off" "2" "0.45")
add_test(NAME Persistent_cohomology_example_exact_alpha_complex_3d COMMAND $<TARGET_FILE:exact_alpha_complex_3d_persistence>
"${CMAKE_SOURCE_DIR}/data/points/tore3D_300.off" "2" "0.45")
add_test(NAME Persistent_cohomology_example_weighted_alpha_complex_3d COMMAND $<TARGET_FILE:weighted_alpha_complex_3d_persistence>
"${CMAKE_SOURCE_DIR}/data/points/tore3D_300.off" "${CMAKE_SOURCE_DIR}/data/points/tore3D_300.weights" "2" "0.45")
- install(TARGETS alpha_complex_3d_persistence DESTINATION bin)
install(TARGETS exact_alpha_complex_3d_persistence DESTINATION bin)
install(TARGETS weighted_alpha_complex_3d_persistence DESTINATION bin)
if (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.7.0)
- add_executable (alpha_complex_persistence alpha_complex_persistence.cpp)
- target_link_libraries(alpha_complex_persistence
- ${CGAL_LIBRARY} ${Boost_PROGRAM_OPTIONS_LIBRARY})
-
- add_executable(periodic_alpha_complex_3d_persistence periodic_alpha_complex_3d_persistence.cpp)
- target_link_libraries(periodic_alpha_complex_3d_persistence ${CGAL_LIBRARY})
-
add_executable(custom_persistence_sort custom_persistence_sort.cpp)
target_link_libraries(custom_persistence_sort ${CGAL_LIBRARY})
if (TBB_FOUND)
- target_link_libraries(alpha_complex_persistence ${TBB_LIBRARIES})
- target_link_libraries(periodic_alpha_complex_3d_persistence ${TBB_LIBRARIES})
target_link_libraries(custom_persistence_sort ${TBB_LIBRARIES})
endif(TBB_FOUND)
- add_test(NAME Persistent_cohomology_example_alpha_complex COMMAND $<TARGET_FILE:alpha_complex_persistence>
- "${CMAKE_SOURCE_DIR}/data/points/tore3D_300.off" "-p" "2" "-m" "0.45")
- add_test(NAME Persistent_cohomology_example_periodic_alpha_complex_3d COMMAND $<TARGET_FILE:periodic_alpha_complex_3d_persistence>
- "${CMAKE_SOURCE_DIR}/data/points/grid_10_10_10_in_0_1.off" "${CMAKE_SOURCE_DIR}/data/points/iso_cuboid_3_in_0_1.txt" "2" "0")
add_test(NAME Persistent_cohomology_example_custom_persistence_sort COMMAND $<TARGET_FILE:custom_persistence_sort>)
- install(TARGETS alpha_complex_persistence DESTINATION bin)
- install(TARGETS periodic_alpha_complex_3d_persistence DESTINATION bin)
install(TARGETS custom_persistence_sort DESTINATION bin)
endif (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.7.0)
diff --git a/src/Persistent_cohomology/example/README b/src/Persistent_cohomology/example/README
index 794b94ae..f39d9584 100644
--- a/src/Persistent_cohomology/example/README
+++ b/src/Persistent_cohomology/example/README
@@ -1,43 +1,14 @@
-To build the example, run in a Terminal:
+To build the examples, run in a Terminal:
-cd /path-to-example/
+cd /path-to-examples/
cmake .
make
***********************************************************************************************************************
Example of use of RIPS:
-Computation of the persistent homology with Z/2Z coefficients of the Rips complex on points
-sampling a Klein bottle:
-
-./rips_persistence ../../data/points/tore3D_1307.off -r 0.25 -m 0.5 -d 3 -p 2
-
-output:
-2 0 0 inf
-2 1 0.0983494 inf
-2 1 0.104347 inf
-2 2 0.138335 inf
-
-
-Every line is of this format: p1*...*pr dim b d
-where
- p1*...*pr is the product of prime numbers pi such that the homology feature exists in homology with Z/piZ coefficients.
- dim is the dimension of the homological feature,
- b and d are respectively the birth and death of the feature and
-
-
-
-with Z/3Z coefficients:
-
-./rips_persistence ../../data/points/tore3D_1307.off -r 0.25 -m 0.5 -d 3 -p 3
-
-output:
-3 0 0 inf
-3 1 0.0983494 inf
-3 1 0.104347 inf
-3 2 0.138335 inf
-
-and the computation with Z/2Z and Z/3Z coefficients simultaneously:
+Computation of the persistent homology with Z/2Z and Z/3Z coefficients simultaneously of the Rips complex
+on points sampling a 3D torus:
./rips_multifield_persistence ../../data/points/tore3D_1307.off -r 0.25 -m 0.12 -d 3 -p 2 -q 3
@@ -53,7 +24,13 @@ output:
6 0 0 0.12047
6 0 0 0.120414
-and finally the computation with all Z/pZ for 2 <= p <= 71 (20 first prime numbers):
+Every line is of this format: p1*...*pr dim b d
+where
+ p1*...*pr is the product of prime numbers pi such that the homology feature exists in homology with Z/piZ coefficients.
+ dim is the dimension of the homological feature,
+ b and d are respectively the birth and death of the feature and
+
+and the computation with all Z/pZ for 2 <= p <= 71 (20 first prime numbers):
./rips_multifield_persistence ../../data/points/Kl.off -r 0.25 -m 0.5 -d 3 -p 2 -q 71
@@ -70,82 +47,6 @@ output:
557940830126698960967415390 0 0 0.120414
***********************************************************************************************************************
-Example of use of ALPHA:
-
-For a more verbose mode, please run cmake with option "DEBUG_TRACES=TRUE" and recompile the programs.
-
-1) 3D special case
-------------------
-Computation of the persistent homology with Z/2Z coefficients of the alpha complex on points
-sampling a torus 3D:
-
-./alpha_complex_3d_persistence ../../data/points/tore3D_300.off 2 0.45
-
-output:
-Simplex_tree dim: 3
-2 0 0 inf
-2 1 0.0682162 1.0001
-2 1 0.0934117 1.00003
-2 2 0.56444 1.03938
-
-Here we retrieve expected Betti numbers on a tore 3D:
-Betti numbers[0] = 1
-Betti numbers[1] = 2
-Betti numbers[2] = 1
-
-N.B.: - alpha_complex_3d_persistence accepts only OFF files in 3D dimension.
- - filtration values are alpha square values
-
-2) d-Dimension case
--------------------
-Computation of the persistent homology with Z/2Z coefficients of the alpha complex on points
-sampling a torus 3D:
-
-./alpha_complex_persistence -r 32 -p 2 -m 0.45 ../../data/points/tore3D_300.off
-
-output:
-Alpha complex is of dimension 3 - 9273 simplices - 300 vertices.
-Simplex_tree dim: 3
-2 0 0 inf
-2 1 0.0682162 1.0001
-2 1 0.0934117 1.00003
-2 2 0.56444 1.03938
-
-Here we retrieve expected Betti numbers on a tore 3D:
-Betti numbers[0] = 1
-Betti numbers[1] = 2
-Betti numbers[2] = 1
-
-N.B.: - alpha_complex_persistence accepts OFF files in d-Dimension.
- - filtration values are alpha square values
-
-3) 3D periodic special case
----------------------------
-./periodic_alpha_complex_3d_persistence ../../data/points/grid_10_10_10_in_0_1.off ../../data/points/iso_cuboid_3_in_0_1.txt 3 1.0
-
-output:
-Periodic Delaunay computed.
-Simplex_tree dim: 3
-3 0 0 inf
-3 1 0.0025 inf
-3 1 0.0025 inf
-3 1 0.0025 inf
-3 2 0.005 inf
-3 2 0.005 inf
-3 2 0.005 inf
-3 3 0.0075 inf
-
-Here we retrieve expected Betti numbers on a tore 3D:
-Betti numbers[0] = 1
-Betti numbers[1] = 3
-Betti numbers[2] = 3
-Betti numbers[3] = 1
-
-N.B.: - periodic_alpha_complex_3d_persistence accepts only OFF files in 3D dimension. In this example, the periodic cube
-is hard coded to { x = [0,1]; y = [0,1]; z = [0,1] }
- - filtration values are alpha square values
-
-***********************************************************************************************************************
Example of use of PLAIN HOMOLOGY:
This example computes the plain homology of the following simplicial complex without filtration values:
diff --git a/src/Persistent_cohomology/example/exact_alpha_complex_3d_persistence.cpp b/src/Persistent_cohomology/example/exact_alpha_complex_3d_persistence.cpp
index 09561d03..8ce68406 100644
--- a/src/Persistent_cohomology/example/exact_alpha_complex_3d_persistence.cpp
+++ b/src/Persistent_cohomology/example/exact_alpha_complex_3d_persistence.cpp
@@ -40,7 +40,7 @@
#include <list>
#include <vector>
-#include "alpha_complex_3d_helper.h"
+#include "../utilities/alpha_complex_3d_helper.h"
// Alpha_shape_3 templates type definitions
using Kernel = CGAL::Exact_predicates_inexact_constructions_kernel;
diff --git a/src/Persistent_cohomology/example/weighted_alpha_complex_3d_persistence.cpp b/src/Persistent_cohomology/example/weighted_alpha_complex_3d_persistence.cpp
index 72268511..a4ecf9da 100644
--- a/src/Persistent_cohomology/example/weighted_alpha_complex_3d_persistence.cpp
+++ b/src/Persistent_cohomology/example/weighted_alpha_complex_3d_persistence.cpp
@@ -42,7 +42,7 @@
#include <vector>
#include <cstdlib>
-#include "alpha_complex_3d_helper.h"
+#include "../utilities/alpha_complex_3d_helper.h"
// Traits
using Kernel = CGAL::Exact_predicates_inexact_constructions_kernel;
diff --git a/src/Persistent_cohomology/utilities/CMakeLists.txt b/src/Persistent_cohomology/utilities/CMakeLists.txt
new file mode 100644
index 00000000..c2f00da2
--- /dev/null
+++ b/src/Persistent_cohomology/utilities/CMakeLists.txt
@@ -0,0 +1,56 @@
+cmake_minimum_required(VERSION 2.6)
+project(Persistent_cohomology_utilities)
+
+add_executable(rips_distance_matrix_persistence rips_distance_matrix_persistence.cpp)
+target_link_libraries(rips_distance_matrix_persistence ${Boost_PROGRAM_OPTIONS_LIBRARY})
+
+add_executable(rips_persistence rips_persistence.cpp)
+target_link_libraries(rips_persistence ${Boost_PROGRAM_OPTIONS_LIBRARY})
+
+if (TBB_FOUND)
+ target_link_libraries(rips_distance_matrix_persistence ${TBB_LIBRARIES})
+ target_link_libraries(rips_persistence ${TBB_LIBRARIES})
+endif()
+
+add_test(NAME Persistent_cohomology_example_from_rips_distance_matrix COMMAND $<TARGET_FILE:rips_distance_matrix_persistence>
+ "${CMAKE_SOURCE_DIR}/data/distance_matrix/full_square_distance_matrix.csv" "-r" "1.0" "-d" "3" "-p" "3" "-m" "0")
+add_test(NAME Persistent_cohomology_example_from_rips_on_tore_3D COMMAND $<TARGET_FILE:rips_persistence>
+ "${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "-r" "0.25" "-m" "0.5" "-d" "3" "-p" "3")
+
+install(TARGETS rips_distance_matrix_persistence DESTINATION bin)
+install(TARGETS rips_persistence DESTINATION bin)
+
+if(CGAL_FOUND)
+ add_executable(alpha_complex_3d_persistence alpha_complex_3d_persistence.cpp)
+ target_link_libraries(alpha_complex_3d_persistence ${CGAL_LIBRARY})
+
+ if (TBB_FOUND)
+ target_link_libraries(alpha_complex_3d_persistence ${TBB_LIBRARIES})
+ endif(TBB_FOUND)
+ add_test(NAME Persistent_cohomology_example_alpha_complex_3d COMMAND $<TARGET_FILE:alpha_complex_3d_persistence>
+ "${CMAKE_SOURCE_DIR}/data/points/tore3D_300.off" "2" "0.45")
+
+ install(TARGETS alpha_complex_3d_persistence DESTINATION bin)
+
+ if (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.7.0)
+ add_executable (alpha_complex_persistence alpha_complex_persistence.cpp)
+ target_link_libraries(alpha_complex_persistence
+ ${CGAL_LIBRARY} ${Boost_PROGRAM_OPTIONS_LIBRARY})
+
+ add_executable(periodic_alpha_complex_3d_persistence periodic_alpha_complex_3d_persistence.cpp)
+ target_link_libraries(periodic_alpha_complex_3d_persistence ${CGAL_LIBRARY})
+
+ if (TBB_FOUND)
+ target_link_libraries(alpha_complex_persistence ${TBB_LIBRARIES})
+ target_link_libraries(periodic_alpha_complex_3d_persistence ${TBB_LIBRARIES})
+ endif(TBB_FOUND)
+ add_test(NAME Persistent_cohomology_example_alpha_complex COMMAND $<TARGET_FILE:alpha_complex_persistence>
+ "${CMAKE_SOURCE_DIR}/data/points/tore3D_300.off" "-p" "2" "-m" "0.45")
+ add_test(NAME Persistent_cohomology_example_periodic_alpha_complex_3d COMMAND $<TARGET_FILE:periodic_alpha_complex_3d_persistence>
+ "${CMAKE_SOURCE_DIR}/data/points/grid_10_10_10_in_0_1.off" "${CMAKE_SOURCE_DIR}/data/points/iso_cuboid_3_in_0_1.txt" "2" "0")
+
+ install(TARGETS alpha_complex_persistence DESTINATION bin)
+ install(TARGETS periodic_alpha_complex_3d_persistence DESTINATION bin)
+
+ endif (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.7.0)
+endif(CGAL_FOUND)
diff --git a/src/Persistent_cohomology/utilities/README b/src/Persistent_cohomology/utilities/README
new file mode 100644
index 00000000..76e960da
--- /dev/null
+++ b/src/Persistent_cohomology/utilities/README
@@ -0,0 +1,114 @@
+To build the utilities, run in a Terminal:
+
+cd /path-to-utilities/
+cmake .
+make
+
+***********************************************************************************************************************
+Example of use of RIPS:
+
+Computation of the persistent homology with Z/2Z coefficients of the Rips complex on points
+sampling a 3D torus:
+
+./rips_persistence ../../data/points/tore3D_1307.off -r 0.25 -m 0.5 -d 3 -p 2
+
+output:
+2 0 0 inf
+2 1 0.0983494 inf
+2 1 0.104347 inf
+2 2 0.138335 inf
+
+
+Every line is of this format: p1*...*pr dim b d
+where
+ p1*...*pr is the product of prime numbers pi such that the homology feature exists in homology with Z/piZ coefficients.
+ dim is the dimension of the homological feature,
+ b and d are respectively the birth and death of the feature and
+
+
+
+with Z/3Z coefficients:
+
+./rips_persistence ../../data/points/tore3D_1307.off -r 0.25 -m 0.5 -d 3 -p 3
+
+output:
+3 0 0 inf
+3 1 0.0983494 inf
+3 1 0.104347 inf
+3 2 0.138335 inf
+
+***********************************************************************************************************************
+Example of use of ALPHA:
+
+For a more verbose mode, please run cmake with option "DEBUG_TRACES=TRUE" and recompile the programs.
+
+1) 3D special case
+------------------
+Computation of the persistent homology with Z/2Z coefficients of the alpha complex on points
+sampling a torus 3D:
+
+./alpha_complex_3d_persistence ../../data/points/tore3D_300.off 2 0.45
+
+output:
+Simplex_tree dim: 3
+2 0 0 inf
+2 1 0.0682162 1.0001
+2 1 0.0934117 1.00003
+2 2 0.56444 1.03938
+
+Here we retrieve expected Betti numbers on a tore 3D:
+Betti numbers[0] = 1
+Betti numbers[1] = 2
+Betti numbers[2] = 1
+
+N.B.: - alpha_complex_3d_persistence accepts only OFF files in 3D dimension.
+ - filtration values are alpha square values
+
+2) d-Dimension case
+-------------------
+Computation of the persistent homology with Z/2Z coefficients of the alpha complex on points
+sampling a torus 3D:
+
+./alpha_complex_persistence -r 32 -p 2 -m 0.45 ../../data/points/tore3D_300.off
+
+output:
+Alpha complex is of dimension 3 - 9273 simplices - 300 vertices.
+Simplex_tree dim: 3
+2 0 0 inf
+2 1 0.0682162 1.0001
+2 1 0.0934117 1.00003
+2 2 0.56444 1.03938
+
+Here we retrieve expected Betti numbers on a tore 3D:
+Betti numbers[0] = 1
+Betti numbers[1] = 2
+Betti numbers[2] = 1
+
+N.B.: - alpha_complex_persistence accepts OFF files in d-Dimension.
+ - filtration values are alpha square values
+
+3) 3D periodic special case
+---------------------------
+./periodic_alpha_complex_3d_persistence ../../data/points/grid_10_10_10_in_0_1.off ../../data/points/iso_cuboid_3_in_0_1.txt 3 1.0
+
+output:
+Periodic Delaunay computed.
+Simplex_tree dim: 3
+3 0 0 inf
+3 1 0.0025 inf
+3 1 0.0025 inf
+3 1 0.0025 inf
+3 2 0.005 inf
+3 2 0.005 inf
+3 2 0.005 inf
+3 3 0.0075 inf
+
+Here we retrieve expected Betti numbers on a tore 3D:
+Betti numbers[0] = 1
+Betti numbers[1] = 3
+Betti numbers[2] = 3
+Betti numbers[3] = 1
+
+N.B.: - periodic_alpha_complex_3d_persistence accepts only OFF files in 3D dimension. In this example, the periodic cube
+is hard coded to { x = [0,1]; y = [0,1]; z = [0,1] }
+ - filtration values are alpha square values
diff --git a/src/Persistent_cohomology/example/alpha_complex_3d_helper.h b/src/Persistent_cohomology/utilities/alpha_complex_3d_helper.h
index 7865e4ec..7865e4ec 100644
--- a/src/Persistent_cohomology/example/alpha_complex_3d_helper.h
+++ b/src/Persistent_cohomology/utilities/alpha_complex_3d_helper.h
diff --git a/src/Persistent_cohomology/example/alpha_complex_3d_persistence.cpp b/src/Persistent_cohomology/utilities/alpha_complex_3d_persistence.cpp
index f63ff0f6..f63ff0f6 100644
--- a/src/Persistent_cohomology/example/alpha_complex_3d_persistence.cpp
+++ b/src/Persistent_cohomology/utilities/alpha_complex_3d_persistence.cpp
diff --git a/src/Persistent_cohomology/example/alpha_complex_persistence.cpp b/src/Persistent_cohomology/utilities/alpha_complex_persistence.cpp
index 9e84e91f..9e84e91f 100644
--- a/src/Persistent_cohomology/example/alpha_complex_persistence.cpp
+++ b/src/Persistent_cohomology/utilities/alpha_complex_persistence.cpp
diff --git a/src/Persistent_cohomology/example/periodic_alpha_complex_3d_persistence.cpp b/src/Persistent_cohomology/utilities/periodic_alpha_complex_3d_persistence.cpp
index 8140a3c5..8140a3c5 100644
--- a/src/Persistent_cohomology/example/periodic_alpha_complex_3d_persistence.cpp
+++ b/src/Persistent_cohomology/utilities/periodic_alpha_complex_3d_persistence.cpp
diff --git a/src/Persistent_cohomology/example/rips_distance_matrix_persistence.cpp b/src/Persistent_cohomology/utilities/rips_distance_matrix_persistence.cpp
index d38808c7..d38808c7 100644
--- a/src/Persistent_cohomology/example/rips_distance_matrix_persistence.cpp
+++ b/src/Persistent_cohomology/utilities/rips_distance_matrix_persistence.cpp
diff --git a/src/Persistent_cohomology/example/rips_persistence.cpp b/src/Persistent_cohomology/utilities/rips_persistence.cpp
index d504798b..d504798b 100644
--- a/src/Persistent_cohomology/example/rips_persistence.cpp
+++ b/src/Persistent_cohomology/utilities/rips_persistence.cpp
diff --git a/src/Witness_complex/example/CMakeLists.txt b/src/Witness_complex/example/CMakeLists.txt
index cbc53902..f8527e0f 100644
--- a/src/Witness_complex/example/CMakeLists.txt
+++ b/src/Witness_complex/example/CMakeLists.txt
@@ -13,39 +13,26 @@ install(TARGETS Witness_complex_example_nearest_landmark_table DESTINATION bin)
# CGAL and Eigen3 are required for Euclidean version of Witness
if (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.6.0)
add_executable( Witness_complex_example_off example_witness_complex_off.cpp )
- add_executable( Witness_complex_example_strong_off example_strong_witness_complex_off.cpp )
add_executable ( Witness_complex_example_sphere example_witness_complex_sphere.cpp )
add_executable ( Witness_complex_example_witness_persistence example_witness_complex_persistence.cpp )
target_link_libraries(Witness_complex_example_witness_persistence ${Boost_PROGRAM_OPTIONS_LIBRARY})
- add_executable ( Witness_complex_example_strong_witness_persistence example_strong_witness_persistence.cpp )
- target_link_libraries(Witness_complex_example_strong_witness_persistence ${Boost_PROGRAM_OPTIONS_LIBRARY})
-
if (TBB_FOUND)
target_link_libraries(Witness_complex_example_witness_persistence ${TBB_LIBRARIES})
- target_link_libraries(Witness_complex_example_strong_witness_persistence ${TBB_LIBRARIES})
endif()
add_test(NAME Witness_complex_example_off_test_torus
COMMAND $<TARGET_FILE:Witness_complex_example_off>
"${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "20" "1.0" "3")
- add_test(NAME Witness_complex_example_strong_off_test_torus
- COMMAND $<TARGET_FILE:Witness_complex_example_strong_off>
- "${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "20" "1.0" "3")
add_test(NAME Witness_complex_example_test_sphere_10
COMMAND $<TARGET_FILE:Witness_complex_example_sphere> "10")
add_test(NAME Witness_complex_example_test_torus_persistence
COMMAND $<TARGET_FILE:Witness_complex_example_witness_persistence>
"${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "-l" "20" "-a" "0.5")
- add_test(NAME Witness_complex_example_strong_test_torus_persistence
- COMMAND $<TARGET_FILE:Witness_complex_example_strong_witness_persistence>
- "${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "-l" "20" "-a" "0.5")
install(TARGETS Witness_complex_example_off DESTINATION bin)
- install(TARGETS Witness_complex_example_strong_off DESTINATION bin)
install(TARGETS Witness_complex_example_sphere DESTINATION bin)
install(TARGETS Witness_complex_example_witness_persistence DESTINATION bin)
- install(TARGETS Witness_complex_example_strong_witness_persistence DESTINATION bin)
endif (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.6.0)
diff --git a/src/Witness_complex/utilities/CMakeLists.txt b/src/Witness_complex/utilities/CMakeLists.txt
new file mode 100644
index 00000000..918ab864
--- /dev/null
+++ b/src/Witness_complex/utilities/CMakeLists.txt
@@ -0,0 +1,26 @@
+cmake_minimum_required(VERSION 2.6)
+project(Witness_complex_utilities)
+
+# CGAL and Eigen3 are required for Euclidean version of Witness
+if (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.6.0)
+ add_executable( Witness_complex_example_strong_off example_strong_witness_complex_off.cpp )
+ target_link_libraries(Witness_complex_example_strong_off)
+
+ add_executable ( Witness_complex_example_strong_witness_persistence example_strong_witness_persistence.cpp )
+ target_link_libraries(Witness_complex_example_strong_witness_persistence ${Boost_PROGRAM_OPTIONS_LIBRARY})
+
+ if (TBB_FOUND)
+ target_link_libraries(Witness_complex_example_strong_witness_persistence ${TBB_LIBRARIES})
+ endif()
+
+ add_test(NAME Witness_complex_example_strong_off_test_torus
+ COMMAND $<TARGET_FILE:Witness_complex_example_strong_off>
+ "${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "20" "1.0" "3")
+ add_test(NAME Witness_complex_example_strong_test_torus_persistence
+ COMMAND $<TARGET_FILE:Witness_complex_example_strong_witness_persistence>
+ "${CMAKE_SOURCE_DIR}/data/points/tore3D_1307.off" "-l" "20" "-a" "0.5")
+
+ install(TARGETS Witness_complex_example_strong_off DESTINATION bin)
+ install(TARGETS Witness_complex_example_strong_witness_persistence DESTINATION bin)
+
+endif (NOT CGAL_WITH_EIGEN3_VERSION VERSION_LESS 4.6.0)
diff --git a/src/Witness_complex/example/example_strong_witness_complex_off.cpp b/src/Witness_complex/utilities/example_strong_witness_complex_off.cpp
index 0ee9ee90..0ee9ee90 100644
--- a/src/Witness_complex/example/example_strong_witness_complex_off.cpp
+++ b/src/Witness_complex/utilities/example_strong_witness_complex_off.cpp
diff --git a/src/Witness_complex/example/example_strong_witness_persistence.cpp b/src/Witness_complex/utilities/example_strong_witness_persistence.cpp
index f786fe7b..f786fe7b 100644
--- a/src/Witness_complex/example/example_strong_witness_persistence.cpp
+++ b/src/Witness_complex/utilities/example_strong_witness_persistence.cpp
diff --git a/src/common/doc/main_page.h b/src/common/doc/main_page.h
index 1a7994a5..cee0c28b 100644
--- a/src/common/doc/main_page.h
+++ b/src/common/doc/main_page.h
@@ -269,7 +269,7 @@ make doxygen
* Having CGAL version 4.4.0 or higher installed is recommended. The procedure to install this library according to
* your operating system is detailed here http://doc.cgal.org/latest/Manual/installation.html
*
- * The following examples require the <a target="_blank" href="http://www.cgal.org/">Computational Geometry Algorithms
+ * The following examples/utilities require the <a target="_blank" href="http://www.cgal.org/">Computational Geometry Algorithms
* Library</a> (CGAL \cite cgal:eb-15b) and will not be built if CGAL is not installed:
* \li <a href="_persistent_cohomology_2alpha_complex_3d_persistence_8cpp-example.html">
* Persistent_cohomology/alpha_complex_3d_persistence.cpp</a>
@@ -359,7 +359,7 @@ make doxygen
*
* Having Intel&reg; TBB installed is recommended to parallelize and accelerate some GUDHI computations.
*
- * The following examples are using Intel&reg; TBB if installed:
+ * The following examples/utilities are using Intel&reg; TBB if installed:
* \li <a href="_alpha_complex_2_alpha_complex_from_off_8cpp-example.html">
* Alpha_complex/Alpha_complex_from_off.cpp</a>
* \li <a href="_alpha_complex_2_alpha_complex_from_points_8cpp-example.html">