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# cogent.maths.unifrac.fast_tree.weighted_unifrac_matrix

All Samples(10)  |  Call(8)  |  Derive(0)  |  Import(2)

src/c/o/cogent-1.5.3/tests/test_maths/test_unifrac/test_fast_tree.py   cogent(Download)
```from cogent.util.unit_test import TestCase, main
from cogent.parse.tree import DndParser
from cogent.maths.unifrac.fast_tree import (count_envs, sum_env_dict,
index_envs, get_branch_lengths, index_tree, bind_to_array,
bind_to_parent_array, _is_parent_empty, delete_empty_parents,
```
```        bl = self.branch_lengths
tip_indices = [n._leaf_index for n in self.t.tips()]
result = weighted_unifrac_matrix(bl, envs, tip_indices)
exp = array([[0, 9.1, 4.5], [9.1, 0, \
6.4], [4.5, 6.4, 0]])
```
```        tips = [n._leaf_index for n in self.t.tips()]
tip_distances(td, tip_bindings, tips)
result = weighted_unifrac_matrix(bl, envs, tip_indices, bl_correct=True,
tip_distances=td)
exp = array([[0, 9.1/11.5, 4.5/(10.5+1./3)], [9.1/11.5, 0, \
```
```        bl = self.branch_lengths
tip_indices = [n._leaf_index for n in self.t.tips()]
result = weighted_unifrac_matrix(bl, envs, tip_indices)
for i in range(len(result)):
one_sam_res = weighted_one_sample(i, bl, envs, tip_indices)
```
```        tips = [n._leaf_index for n in self.t.tips()]
tip_distances(td, tip_bindings, tips)
result = weighted_unifrac_matrix(bl, envs, tip_indices, bl_correct=True,
tip_distances=td)
for i in range(len(result)):
```

src/p/y/pycogent-HEAD/tests/test_maths/test_unifrac/test_fast_tree.py   pycogent(Download)
```from cogent.util.unit_test import TestCase, main
from cogent.parse.tree import DndParser
from cogent.maths.unifrac.fast_tree import (count_envs, sum_env_dict,
index_envs, get_branch_lengths, index_tree, bind_to_array,
bind_to_parent_array, _is_parent_empty, delete_empty_parents,
```
```        bl = self.branch_lengths
tip_indices = [n._leaf_index for n in self.t.tips()]
result = weighted_unifrac_matrix(bl, envs, tip_indices)
exp = array([[0, 9.1, 4.5], [9.1, 0, \
6.4], [4.5, 6.4, 0]])
```
```        tips = [n._leaf_index for n in self.t.tips()]
tip_distances(td, tip_bindings, tips)
result = weighted_unifrac_matrix(bl, envs, tip_indices, bl_correct=True,
tip_distances=td)
exp = array([[0, 9.1/11.5, 4.5/(10.5+1./3)], [9.1/11.5, 0, \
```
```        bl = self.branch_lengths
tip_indices = [n._leaf_index for n in self.t.tips()]
result = weighted_unifrac_matrix(bl, envs, tip_indices)
for i in range(len(result)):
one_sam_res = weighted_one_sample(i, bl, envs, tip_indices)
```
```        tips = [n._leaf_index for n in self.t.tips()]
tip_distances(td, tip_bindings, tips)
result = weighted_unifrac_matrix(bl, envs, tip_indices, bl_correct=True,
tip_distances=td)
for i in range(len(result)):
```