diff options
| -rw-r--r-- | src/gensvm_train.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/src/gensvm_train.c b/src/gensvm_train.c index 4100b8a..09f2560 100644 --- a/src/gensvm_train.c +++ b/src/gensvm_train.c @@ -94,12 +94,16 @@ void gensvm_optimize(struct GenModel *model, struct GenData *data) it++; } if (L > Lbar) - fprintf(stderr, "Negative step occurred in majorization.\n"); + fprintf(stderr, "GenSVM warning: Negative step occurred in " + "majorization.\n"); + if (it >= MAX_ITER) + fprintf(stderr, "GenSVM warning: maximum number of iterations " + "reached.\n"); - note("optimization finished, iter = %li, loss = %15.16f, " + note("Optimization finished, iter = %li, loss = %15.16f, " "rel. diff. = %15.16f\n", it-1, L, (Lbar - L)/L); - note("number of support vectors: %li\n", gensvm_num_sv(model, data)); + note("Number of support vectors: %li\n", gensvm_num_sv(model, data)); model->training_error = (Lbar - L)/L; @@ -470,7 +474,8 @@ void gensvm_get_update(struct GenModel *model, struct GenData *data, double *B, // This step should not be necessary, as the matrix // ZAZ is positive semi-definite by definition. It // is included for safety. - fprintf(stderr, "Received nonzero status from dposv: %i\n", + fprintf(stderr, "GenSVM warning: Received nonzero status from " + "dposv: %i\n", status); int *IPIV = malloc((m+1)*sizeof(int)); double *WORK = malloc(1*sizeof(double)); @@ -498,8 +503,8 @@ void gensvm_get_update(struct GenModel *model, struct GenData *data, double *B, WORK, sizeof(WORK)/sizeof(double)); if (status != 0) - fprintf(stderr, "Received nonzero status from " - "dsysv: %i\n", status); + fprintf(stderr, "GenSVM warning: Received nonzero " + "status from dsysv: %i\n", status); free(WORK); free(IPIV); } |