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20 * United States of America, and the CMU Sphinx Speech Consortium.
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34 * ====================================================================
38 * @file ngram_model_set.h Set of language models.
39 * @author David Huggins-Daines <dhuggins@cs.cmu.edu>
42 #ifndef __NGRAM_MODEL_SET_H__
43 #define __NGRAM_MODEL_SET_H__
45 #include "ngram_model_internal.h"
46 #include "lm3g_model.h"
49 * Subclass of ngram_model for grouping language models.
51 typedef struct ngram_model_set_s {
52 ngram_model_t base; /**< Base ngram_model_t structure. */
54 int32 n_models; /**< Number of models in this set. */
55 int32 cur; /**< Currently selected model, or -1 for none. */
56 ngram_model_t **lms; /**< Language models in this set. */
57 char **names; /**< Names for language models. */
58 int32 *lweights; /**< Log interpolation weights. */
59 int32 **widmap; /**< Word ID mapping for submodels. */
60 int32 *maphist; /**< Word ID mapping for N-Gram history. */
64 * Iterator over a model set.
66 struct ngram_model_set_iter_s {
67 ngram_model_set_t *set;
71 #endif /* __NGRAM_MODEL_SET_H__ */