From 187ef9e49088d89a41a5c242c6e29a8c09a71b33 Mon Sep 17 00:00:00 2001 From: Calvin Date: Tue, 19 Mar 2013 16:37:40 -0400 Subject: working on feast ctypes --- python/feast.py | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 python/feast.py (limited to 'python/feast.py') diff --git a/python/feast.py b/python/feast.py new file mode 100644 index 0000000..bc6fc93 --- /dev/null +++ b/python/feast.py @@ -0,0 +1,25 @@ +import numpy as np +from ctypes import * + +def select(data, labels, n_observations, n_features, n_select, method): + + selected_features = [] + + try: + libFSToolbox = CDLL("libFSToolbox.so"); + except: + print "Error: could not find libFSToolbox" + exit() + +# JMI(n_features_to_ret, int n_samples, int n_feats, double *featureMatrix, double *classcol, outputFeatures); + c_output = (c_double * n_select) + c_n_observations = c_int(n_observations) + c_n_select = c_int(n_select) + c_n_features = c_int(n_features) + c_data = (c_double * n_observations * n_features)(*data.tolist()) + c_labels = (c_int * len(labels))(*labels) + + # right now just call only JMI, work out the rest later + libFSToolbox.JMI(c_n_select, c_n_observations, c_n_features, c_data, c_labels, c_output) + + return selected_features -- cgit v1.2.3