/usr/include/shogun/converter/ica/ICAConverter.h is in libshogun-dev 3.2.0-7.3build4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | /*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * Written (W) 2013 Kevin Hughes
 */
#ifndef ICACONVERTER_H_
#define ICACONVERTER_H_
#include <shogun/lib/config.h>
#ifdef HAVE_EIGEN3
#include <shogun/converter/Converter.h>
#include <shogun/features/Features.h>
namespace shogun
{
class CFeatures;
/** @brief class ICAConverter
 * Base class for ICA algorithms
 */
class CICAConverter: public CConverter
{
	public:
		/** constructor */
		CICAConverter();
		/** destructor */
		virtual ~CICAConverter();
		/** apply to features
		 * @param features features to embed
		 */
		virtual CFeatures* apply(CFeatures* features) = 0;
		/** setter for mixing matrix, if the mixing matrix is set it will be
		 * used as an initial guess if supported by the algorithm
		 * @param mixing_matrix the initial estimate for the mixing matrix
		 */
		void set_mixing_matrix(SGMatrix<float64_t>mixing_matrix);
		/** getter for mixing_matrix
		 * @return mixing_matrix the final estimated mixing matrix
		 */
		SGMatrix<float64_t> get_mixing_matrix() const;
		/** setter for max_iter, the maximum number of iterations
		 * the ICA algorithm will perform if supported
		 * @param iter the number max number of iterations to perform
		 */
		void set_max_iter(int iter);
		/** getter for max_iter
		 * @return max_iter the number max number of iterations to perform
		 */
		int get_max_iter() const;
		/** setter for tol, the convergence tolerance if supported
		 * @param tol the convergence tolerance
		 */
		void set_tol(float64_t tol);
		/** getter for tol
		 * @return tol the convergence tolerance
		 */
		float64_t get_tol() const;
		/** @return object name */
		virtual const char* get_name() const { return "ICAConverter"; };
	protected:
		/** init */
		void init();
		/** mixing_matrix */
		SGMatrix<float64_t> m_mixing_matrix;
		/** max_iter */
		int max_iter;
		/** tol */
		float64_t tol;
};
}
#endif // HAVE_EIGEN3
#endif // ICACONVERTER
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