From 94da049a53423a9aca04d8376b75347ca7eadcbe Mon Sep 17 00:00:00 2001
From: Calvin <calvin@EESI>
Date: Tue, 26 Mar 2013 13:21:36 -0400
Subject: moved FEAST Libraries

---
 FEAST/MIToolbox/ArrayOperations.h | 88 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 FEAST/MIToolbox/ArrayOperations.h

(limited to 'FEAST/MIToolbox/ArrayOperations.h')

diff --git a/FEAST/MIToolbox/ArrayOperations.h b/FEAST/MIToolbox/ArrayOperations.h
new file mode 100644
index 0000000..3cc9025
--- /dev/null
+++ b/FEAST/MIToolbox/ArrayOperations.h
@@ -0,0 +1,88 @@
+/*******************************************************************************
+** ArrayOperations.h
+** Part of the mutual information toolbox
+**
+** Contains functions to floor arrays, and to merge arrays into a joint
+** state.
+** 
+** Author: Adam Pocock
+** Created 17/2/2010
+**
+**  Copyright 2010 Adam Pocock, The University Of Manchester
+**  www.cs.manchester.ac.uk
+**
+**  This file is part of MIToolbox.
+**
+**  MIToolbox is free software: you can redistribute it and/or modify
+**  it under the terms of the GNU Lesser General Public License as published by
+**  the Free Software Foundation, either version 3 of the License, or
+**  (at your option) any later version.
+**
+**  MIToolbox is distributed in the hope that it will be useful,
+**  but WITHOUT ANY WARRANTY; without even the implied warranty of
+**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+**  GNU Lesser General Public License for more details.
+**
+**  You should have received a copy of the GNU Lesser General Public License
+**  along with MIToolbox.  If not, see <http://www.gnu.org/licenses/>.
+**
+*******************************************************************************/
+
+#ifndef __ArrayOperations_H
+#define __ArrayOperations_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif 
+
+/*******************************************************************************
+** Simple print function for debugging
+*******************************************************************************/
+void printDoubleVector(double *vector, int vectorLength);
+
+void printIntVector(int *vector, int vectorLength);
+
+/*******************************************************************************
+** numberOfUniqueValues finds the number of unique values in an array by 
+** repeatedly iterating through the array and checking if a value has been 
+** seen previously
+*******************************************************************************/
+int numberOfUniqueValues(double *featureVector, int vectorLength);
+
+/******************************************************************************* 
+** normaliseArray takes an input vector and writes an output vector
+** which is a normalised version of the input, and returns the number of states
+** A normalised array has min value = 0, max value = number of states
+** and all values are integers
+**
+** length(inputVector) == length(outputVector) == vectorLength otherwise there
+** is a memory leak
+*******************************************************************************/
+int normaliseArray(double *inputVector, int *outputVector, int vectorLength);
+
+/*******************************************************************************
+** mergeArrays takes in two arrays and writes the joint state of those arrays
+** to the output vector
+**
+** the length of the vectors must be the same and equal to vectorLength
+*******************************************************************************/
+int mergeArrays(double *firstVector, double *secondVector, double *outputVector, int vectorLength);
+int mergeArraysArities(double *firstVector, int numFirstStates, double *secondVector, int numSecondStates, double *outputVector, int vectorLength);
+
+/*******************************************************************************
+** mergeMultipleArrays takes in a matrix and repeatedly merges the matrix using 
+** merge arrays and writes the joint state of that matrix
+** to the output vector
+**
+** the length of the vectors must be the same and equal to vectorLength
+** matrixWidth = the number of columns in the matrix
+*******************************************************************************/
+int mergeMultipleArrays(double *inputMatrix, double *outputVector, int matrixWidth, int vectorLength);
+int mergeMultipleArraysArities(double *inputMatrix, double *outputVector, int matrixWidth, int *arities, int vectorLength);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
-- 
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