initial commit

1 files changed, 121 insertions, 0 deletions

diff --git a/src/trainMSVMMaj.c b/src/trainMSVMMaj.c
new file mode 100644
index 0000000..cf31b63
--- /dev/null
+++ b/src/trainMSVMMaj.c
@@ -0,0 +1,121 @@
+#include "libMSVMMaj.h"
+
+#define MINARGS 2
+
+void print_null(const char *s) {}
+
+void parse_command_line(int argc, char **argv, char *input_filename, struct Model *model);
+void exit_with_help();
+
+void exit_with_help()
+{
+	printf("This is MSVMMaj, version %1.1f\n\n", VERSION);
+	printf("Usage: trainMSVMMaj [options] training_data_file [output_file]\n");
+	printf("Options:\n");
+	printf("-p p-value : set the value of p in the lp norm (1.0 <= p <= 2.0)\n");
+	printf("-l lambda : set the value of lambda (lambda > 0)\n");
+	printf("-e epsilon : set the value of the stopping criterion\n");
+	printf("-k kappa : set the value of kappa used in the Huber hinge\n");
+	printf("-r rho : choose the weigth specification (1 = unit, 2 = group)\n");
+	printf("-q : quiet mode (no output)\n");
+	printf("-h | -help : print this help.\n");
+
+	exit(0);
+}
+
+
+/*
+	Main
+*/
+int main(int argc, char **argv)
+{
+	char input_filename[MAX_LINE_LENGTH];
+	struct Model *model = Malloc(struct Model, 1);
+	model->n = 0;
+	model->K = 0;
+	model->m = 0;
+	struct Data *data = Malloc(struct Data, 1);
+
+	if (argc < MINARGS || check_argv(argc, argv, "-help") || check_argv_eq(argc, argv, "-h") ) {
+		exit_with_help();
+	}
+	parse_command_line(argc, argv, input_filename, model);
+
+	// read data and allocate all memory for the model
+	read_data(data, model, input_filename);
+	allocate_model(model);
+	initialize_weights(data, model);
+
+	main_loop(model, data);
+
+	// free model and data
+	free_model(model);
+	free_data(data);
+	
+	return 0;
+
+}
+
+void parse_command_line(int argc, char **argv, char *input_filename, struct Model *model)
+{
+	int i;
+	void (*print_func)(const char*) = NULL;
+
+	// default values
+	model->p = 1.0;
+	model->lambda = pow(2, -8.0);
+	model->epsilon = 1e-6;
+	model->kappa = 0.0;
+	model->weight_idx = 1;
+
+	// parse options
+	for (i=1; i<argc; i++) {
+		if (argv[i][0] != '-') break;
+		if (++i>=argc) {
+			exit_with_help();
+		}
+		switch (argv[i-1][1]) {
+			case 'p':
+				model->p = atof(argv[i]);
+				break;
+			case 'l':
+				model->lambda = atof(argv[i]);
+				break;
+			case 'e':
+				model->epsilon = atof(argv[i]);
+				break;
+			case 'k':
+				model->kappa = atof(argv[i]);
+				break;
+			case 'r':
+				model->weight_idx = atoi(argv[i]);
+				break;
+			case 'q':
+				print_func = &print_null;
+				i--;
+				break;
+			default:
+				fprintf(stderr, "Unknown option: -%c\n", argv[i-1][1]);
+				exit_with_help();
+		}
+	}
+
+	// set print function
+	set_print_string_function(print_func);
+
+	// read input filename
+	if (i >= argc)
+		exit_with_help();
+
+	strcpy(input_filename, argv[i]);
+}
+
+
+
+
+
+
+
+
+
+