static PyObject *roc_for_far(PyObject *, PyObject *args, PyObject *kwds) {
BOB_TRY
/* Parses input arguments in a single shot */
char **kwlist = roc_for_far_doc.kwlist();
PyBlitzArrayObject *neg;
PyBlitzArrayObject *pos;
PyBlitzArrayObject *far;
PyObject *is_sorted = Py_False;
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "O&O&O&|O", kwlist, &double1d_converter, &neg,
&double1d_converter, &pos, &double1d_converter, &far, &is_sorted))
return 0;
// protects acquired resources through this scope
auto neg_ = make_safe(neg);
auto pos_ = make_safe(pos);
auto far_ = make_safe(far);
auto result = bob::measure::roc_for_far(
*PyBlitzArrayCxx_AsBlitz<double, 1>(neg),
*PyBlitzArrayCxx_AsBlitz<double, 1>(pos),
*PyBlitzArrayCxx_AsBlitz<double, 1>(far), PyObject_IsTrue(is_sorted));
return PyBlitzArrayCxx_AsNumpy(result);
BOB_CATCH_FUNCTION("roc_for_far", 0)
}
static PyObject *precision_recall_curve(PyObject *, PyObject *args,
PyObject *kwds) {
BOB_TRY
char **kwlist = precision_recall_curve_doc.kwlist();
PyBlitzArrayObject *neg;
PyBlitzArrayObject *pos;
Py_ssize_t n_points;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "O&O&n", kwlist,
&double1d_converter, &neg,
&double1d_converter, &pos, &n_points))
return 0;
// protects acquired resources through this scope
auto neg_ = make_safe(neg);
auto pos_ = make_safe(pos);
auto result = bob::measure::precision_recall_curve(
*PyBlitzArrayCxx_AsBlitz<double, 1>(neg),
*PyBlitzArrayCxx_AsBlitz<double, 1>(pos), n_points);
return PyBlitzArrayCxx_AsNumpy(result);
BOB_CATCH_FUNCTION("precision_recall_curve", 0)
}
static PyObject *epc(PyObject *, PyObject *args, PyObject *kwds) {
BOB_TRY
/* Parses input arguments in a single shot */
char **kwlist = epc_doc.kwlist();
PyBlitzArrayObject *dev_neg;
PyBlitzArrayObject *dev_pos;
PyBlitzArrayObject *test_neg;
PyBlitzArrayObject *test_pos;
Py_ssize_t n_points;
PyObject *is_sorted = Py_False;
PyObject *thresholds = Py_False;
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "O&O&O&O&n|OO", kwlist, &double1d_converter, &dev_neg,
&double1d_converter, &dev_pos, &double1d_converter, &test_neg,
&double1d_converter, &test_pos, &n_points, &is_sorted, &thresholds))
return 0;
// protects acquired resources through this scope
auto dev_neg_ = make_safe(dev_neg);
auto dev_pos_ = make_safe(dev_pos);
auto test_neg_ = make_safe(test_neg);
auto test_pos_ = make_safe(test_pos);
auto result = bob::measure::epc(*PyBlitzArrayCxx_AsBlitz<double, 1>(dev_neg),
*PyBlitzArrayCxx_AsBlitz<double, 1>(dev_pos),
*PyBlitzArrayCxx_AsBlitz<double, 1>(test_neg),
*PyBlitzArrayCxx_AsBlitz<double, 1>(test_pos),
n_points, PyObject_IsTrue(is_sorted),
PyObject_IsTrue(thresholds));
return PyBlitzArrayCxx_AsNumpy(result);
BOB_CATCH_FUNCTION("epc", 0)
}
static PyObject *correctly_classified_positives(PyObject *, PyObject *args,
PyObject *kwds) {
BOB_TRY
static char **kwlist = correctly_classified_positives_doc.kwlist();
PyBlitzArrayObject *pos;
double threshold;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "O&d", kwlist,
&double1d_converter, &pos, &threshold))
return 0;
// protects acquired resources through this scope
auto pos_ = make_safe(pos);
auto result = bob::measure::correctlyClassifiedPositives(
*PyBlitzArrayCxx_AsBlitz<double, 1>(pos), threshold);
return PyBlitzArrayCxx_AsNumpy(result);
BOB_CATCH_FUNCTION("correctly_classified_positives", 0)
}
static PyObject* PyBobIpFlandmark_locate(PyBobIpFlandmarkObject* self, PyObject *args, PyObject* kwds) {
BOB_TRY
char** kwlist = s_locate.kwlist();
PyBlitzArrayObject* image;
int bbx[4];
if (!PyArg_ParseTupleAndKeywords(args, kwds, "O&iiii", kwlist, &PyBlitzArray_Converter, &image, &bbx[0], &bbx[1], &bbx[2], &bbx[3])) return 0;
// create bounding box in format (top, left, bottom, right)
bbx[2] += bbx[0] - 1;
bbx[3] += bbx[1] - 1;
auto image_ = make_safe(image);
// check
if (image->type_num != NPY_UINT8 || image->ndim != 2) {
PyErr_Format(PyExc_TypeError, "`%s' input `image' data must be a 2D array with dtype `uint8' (i.e. a gray-scaled image), but you passed a %" PY_FORMAT_SIZE_T "d array with data type `%s'", Py_TYPE(self)->tp_name, image->ndim, PyBlitzArray_TypenumAsString(image->type_num));
return 0;
}
// detect
std::vector<double> detected(2*self->flandmark->data.options.M);
bob::ip::flandmark::flandmark_detect(*PyBlitzArrayCxx_AsBlitz<uint8_t, 2>(image), bbx, self->flandmark, &detected[0]);
// extract landmarks
blitz::Array<double, 2> landmarks(self->flandmark->data.options.M, 2);
for (int k = 0; k < self->flandmark->data.options.M; ++k){
landmarks(k,0) = detected[2*k];
landmarks(k,1) = detected[2*k+1];
}
return PyBlitzArrayCxx_AsNumpy(landmarks);
BOB_CATCH_MEMBER("locate", 0)
};
static PyMethodDef PyBobIpFlandmark_methods[] = {
{
s_locate.name(),
(PyCFunction)PyBobIpFlandmark_locate,
METH_VARARGS|METH_KEYWORDS,
s_locate.doc()
},
{0} /* Sentinel */
};
PyObject* PyBobIpFlandmark_Repr(PyBobIpFlandmarkObject* self) {
/**
* Expected output:
*
* <bob.ip.flandmark(model='...')>
*/
PyObject* retval = PyUnicode_FromFormat("<%s(model='%s')>", Py_TYPE(self)->tp_name, self->filename);
#if PYTHON_VERSION_HEX < 0x03000000
if (!retval) return 0;
PyObject* tmp = PyObject_Str(retval);
Py_DECREF(retval);
retval = tmp;
#endif
return retval;
}