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Adding fused_l2_nn_argmin wrapper to Pylibraft #924

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merged 7 commits into from
Oct 19, 2022
Merged

Adding fused_l2_nn_argmin wrapper to Pylibraft #924

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0e15a2d
Adding fused l2 nn argmin primitive for pylibraft
cjnolet Oct 18, 2022
aaf75bb
Adding a few more test caseds.
cjnolet Oct 18, 2022
b7a5835
Cleaning up style and prints
cjnolet Oct 18, 2022
e6731dd
CLeaning up
cjnolet Oct 18, 2022
e9a86ec
Style
cjnolet Oct 18, 2022
7c3f50f
Removing accidental checkin
cjnolet Oct 18, 2022
6d2b9d0
Fixing flake8 style
cjnolet Oct 19, 2022
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Fixing flake8 style
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@cjnolet
cjnolet committed Oct 19, 2022
commit 6d2b9d0ca34c2c72a9505d0a4465514e9bb7f260
65 changes: 33 additions & 32 deletions python/pylibraft/pylibraft/distance/fused_l2_nn.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -38,26 +38,27 @@ cdef extern from "raft_distance/fused_l2_min_arg.hpp" \
namespace "raft::distance::runtime":

void fused_l2_nn_min_arg(
const handle_t &handle,
int* min,
const float* x,
const float* y,
int m,
int n,
int k,
bool sqrt);
const handle_t &handle,
int* min,
const float* x,
const float* y,
int m,
int n,
int k,
bool sqrt)

void fused_l2_nn_min_arg(
const handle_t &handle,
int* min,
const double* x,
const double* y,
int m,
int n,
int k,
bool sqrt);

def fused_l2_nn_argmin(X, Y, output, sqrt = True):
const handle_t &handle,
int* min,
const double* x,
const double* y,
int m,
int n,
int k,
bool sqrt)


def fused_l2_nn_argmin(X, Y, output, sqrt=True):
"""
Compute the 1-nearest neighbors between X and Y using the L2 distance

Expand Down Expand Up @@ -129,21 +130,21 @@ def fused_l2_nn_argmin(X, Y, output, sqrt = True):

if x_dt == np.float32:
fused_l2_nn_min_arg(deref(h),
<int*> d_ptr,
<float*> x_ptr,
<float*> y_ptr,
<int>m,
<int>n,
<int>x_k,
<bool>sqrt)
<int*> d_ptr,
<float*> x_ptr,
<float*> y_ptr,
<int>m,
<int>n,
<int>x_k,
<bool>sqrt)
elif x_dt == np.float64:
fused_l2_nn_min_arg(deref(h),
<int*> d_ptr,
<double*> x_ptr,
<double*> y_ptr,
<int>m,
<int>n,
<int>x_k,
<bool>sqrt)
<int*> d_ptr,
<double*> x_ptr,
<double*> y_ptr,
<int>m,
<int>n,
<int>x_k,
<bool>sqrt)
else:
raise ValueError("dtype %s not supported" % x_dt)