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- #ifndef _Configuration_h_
- #define _Configuration_h_
- /* Configuration.h
- *
- * Copyright (C) 1992-2017 David Weenink
- *
- * This code 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 2 of the License, or (at
- * your option) any later version.
- *
- * This code 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
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this work. If not, see <http://www.gnu.org/licenses/>.
- */
- #include "Graphics.h"
- #include "TableOfReal.h"
- #include "Collection.h"
- #include "Configuration_def.h"
- #pragma mark - class Configuration
- autoConfiguration Configuration_create (integer numberOfPoints, integer numberOfDimensions);
- void Configuration_setMetric (Configuration me, integer metric);
- void Configuration_setDefaultWeights (Configuration me);
- /* All w[i] = 1 */
- void Configuration_setSqWeights (Configuration me, const double weight[]);
- /* All w[i] = sqrt (weight[i]) */
- void Configuration_randomize (Configuration me);
- /*
- new x[i][j] = randomUniform (-1,1)
- */
- void Configuration_normalize (Configuration me, double variance, bool choice);
- /*
- 1. centre columns
- 2.
- choice == !0 : each column
- == 0 : normalize matrix
- */
- void Configuration_rotate (Configuration me, integer dimension1, integer dimension2, double angle_degrees);
- /*
- Precondition:
- dimension1 != dimension2
- 1 <= dimension1, dimension2 <= my numberOfColumns
- */
- void Configuration_invertDimension (Configuration me, int dimension);
- /*
- Function:
- Invert one dimension.
- for (i=1; i <= my numberOfRows; i++)
- my data[i][dimension] = - my data[i][dimension];
- */
- autoConfiguration Configuration_congruenceRotation (Configuration me, Configuration thee,
- integer maximumNumberOfIterations, double tolerance);
- /*
- Rotate thee for maximum congruence. Algorithm:
- Henk Kiers & Patrick Groenen (1996), "A monotonically convergent algorithm for
- orthogonal congruence rotation", Psychometrika 61, 375-389.
- */
- autoConfiguration Configuration_varimax (Configuration me, bool normalizeRows, bool quartimax, integer maximumNumberOfIterations, double tolerance);
- /*
- Perform varimax rotation. Algorithm with extra security from:
- Jos Ten Berge (1995), "Suppressing permutations or rigid planar rotations:
- a remedy against nonoptimal varimax rotations", Psychometrika 60, 437-446.
- */
- void Configuration_rotateToPrincipalDirections (Configuration me);
- void Configuration_draw (Configuration me, Graphics g, int xCoordinate,
- int yCoordinate, double xmin, double xmax, double ymin, double ymax,
- int labelSize, bool useRowLabels, conststring32 label, bool garnish);
- void Configuration_drawConcentrationEllipses (Configuration me, Graphics g,
- double scale, bool confidence, conststring32 label, integer d1, integer d2, double xmin, double xmax,
- double ymin, double ymax, int fontSize, bool garnish);
- autoConfiguration TableOfReal_to_Configuration (TableOfReal me);
- autoConfiguration TableOfReal_to_Configuration_pca (TableOfReal me, integer numberOfDimensions);
- /*
- Precondition:
- numberOfDimensions > 0
- Function:
- principal component analysis
- Postcondition:
- (Configuration) numberOfColumns = MIN (my numberOfColumns, numberOfDimensions)
- */
- autoConfiguration Configuration_createLetterRExample (int choice);
- /*
- Create a two-dimensional configuartion from the letter R.
- choice = 1 : undistorted;
- choice = 2 : result of monotone fit on distorted (d^2 + 5 +32.5*z)
- */
- autoConfiguration Configuration_createCarrollWishExample ();
- #pragma mark - class ConfigurationList
- Collection_define (ConfigurationList, OrderedOf, Configuration) {
- };
- /* End of file Configuration.h */
- #endif
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