Example #1
0
    cluster_list = np.unique(c_id)
    for clt in cluster_list:
        index = (c_id == clt)
        clusters.append(Cluster(cluster_count))
        clusters[cluster_count].extend(g_num[index], g_id[index], g_ra[index],
                                       g_dec[index], g_z[index])
        clusters[cluster_count].props(opts.bg_expect)
        cluster_count += 1

# Find matches and merge clusters:

print 'Original number of clusters:', len(clusters)
print 'Original number of cluster members:', gal_count(clusters)
print 'Finding cluster matches and merging:'

merge.merge_clusters(clusters, opts.progress, opts.bg_expect, 0.5, 0.2)

print 'Final number of merged clusters:', len(clusters)
print 'Final number of merged cluster members:', gal_count(clusters)

# Output merged clusters:

ngals = []
for i in range(len(clusters)):
    ngals.append(clusters[i].ngal)
ngals = np.array(ngals)
index = ngals.argsort()[::-1]

if opts.output_type == 'ascii':
    clt_file = opts.output_file + '_clusters.dat'
    gal_file = opts.output_file + '_galaxies.dat'
Example #2
0
for i in range(loop_over_zbins):
    clusters.extend(friends_of_friends(i, gal, tree, opts.mode, len(clusters)))
    print '>>', z_bins[i].z, len(clusters)
    
#assign properties to detected clusters
assign_cluster_props(clusters)

print 'Found', len(clusters), 'clusters.'

##################
# MERGE CLUSTERS #
##################

#merge clusters with galaxies in common
print 'Merge clusters...'
merge.merge_clusters(clusters, opts.progress, opts.bg_expect, opts.tree_dist)

print 'Merged into', len(clusters), 'clusters.'

###################
# OUTPUT CLUSTERS #
###################

ngal_list = []
for x in clusters:
    ngal_list.append(x.ngal)
index = np.array(ngal_list).argsort()[::-1]

clusters = np.array(clusters)[index]

if opts.output_type == 'ascii':
Example #3
0
for i in range(loop_over_zbins):
    clusters.extend(friends_of_friends(i, gal, tree, opts.tree_dist, opts.mode, len(clusters)))
    print '>>', z_bins[i].z, len(clusters)
    
#assign properties to detected clusters
assign_cluster_props(clusters)

print 'Found', len(clusters), 'clusters.'

##################
# MERGE CLUSTERS #
##################

#merge clusters with galaxies in common
print 'Merge clusters...'
merge.merge_clusters(clusters, opts.progress, opts.bg_expect, 1.0, 0.2)

print 'Merged into', len(clusters), 'clusters.'

###################
# OUTPUT CLUSTERS #
###################

ngal_list = []
for x in clusters:
    ngal_list.append(x.ngal)
index = np.array(ngal_list).argsort()[::-1]

clusters = np.array(clusters)[index]

output = open(opts.output_file, 'w')
Example #4
0
    clusters.extend(
        friends_of_friends(i, gal, opts.tree_dist, opts.mode, len(clusters)))
    print '>>', z_bins[i].z, len(clusters)

#assign properties to detected clusters
assign_cluster_props(clusters)

print 'Found', len(clusters), 'clusters.'

##################
# MERGE CLUSTERS #
##################

#merge clusters with galaxies in common
print 'Merge clusters...'
merge.merge_clusters(clusters, opts.progress, opts.bg_expect, opts.tree_dist)

print 'Merged into', len(clusters), 'clusters.'

###################
# OUTPUT CLUSTERS #
###################

ngal_list = []
for x in clusters:
    ngal_list.append(x.ngal)
index = np.array(ngal_list).argsort()[::-1]

clusters = np.array(clusters)[index]

if opts.output_type == 'ascii':