comparison armadillo-3.900.4/include/armadillo_bits/spop_mean_bones.hpp @ 49:1ec0e2823891

Switch to using subrepo copies of qm-dsp, nnls-chroma, vamp-plugin-sdk; update Armadillo version; assume build without external BLAS/LAPACK

+// Copyright (C) 2012 Ryan Curtin
+// Copyright (C) 2012 Conrad Sanderson
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+
+//! \addtogroup spop_mean
+//! @{
+
+
+//! Class for finding mean values of a sparse matrix
+class spop_mean
+  {
+  public:
+
+  // Apply mean into an output sparse matrix (or vector).
+  template<typename T1>
+  inline static void apply(SpMat<typename T1::elem_type>& out, const SpOp<T1, spop_mean>& in);
+
+  template<typename T1>
+  inline static void apply_noalias(SpMat<typename T1::elem_type>& out, const SpProxy<T1>& p, const uword dim);
+  
+  // Take direct mean of a set of values.  Length of array and number of values can be different.
+  template<typename eT>
+  inline static eT direct_mean(const eT* const X, const uword length, const uword N);
+
+  template<typename eT>
+  inline static eT direct_mean_robust(const eT* const X, const uword length, const uword N);
+
+  template<typename T1>
+  inline static typename T1::elem_type mean_all(const SpBase<typename T1::elem_type, T1>& X);
+
+  // Take the mean using an iterator.
+  template<typename T1, typename eT>
+  inline static eT iterator_mean(T1& it, const T1& end, const uword n_zero, const eT junk);
+
+  template<typename T1, typename eT>
+  inline static eT iterator_mean_robust(T1& it, const T1& end, const uword n_zero, const eT junk);
+  };
+
+
+
+//! @}