massspec/stat.h

#ifndef _STAT_H_
#define _STAT_H_

/* Copyright (c) Kyriacos Leptos and the President and Fellows of Harvard University
   Release Date: 2004-11-01
   Part of the MapQuant suite library "massspec.lib" 
*/

enum { EXCLUDE_ZEROS = 0, 
       INCLUDE_ZEROS = 1};

struct DescriptiveStatistics
{
        float mean;
        float median;
        float sample_variance;
        float avg_absolute_deviation_from_median;
        float median_absolute_deviation_from_median;
};

typedef struct DescriptiveStatistics DescriptiveStatistics;

DescriptiveStatistics Stat_getDescriptiveStatForFloatArray(float* array, int start, int stop);

DescriptiveStatistics Stat_getDescriptiveStatForFloatMatrix(float** matrix, int lri, int hri, int lci, int hci);

void Stat_fprint(FILE* fp, DescriptiveStatistics* stat);


#endif

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