Calculates longest common subsequence for a pair of tokenized strings :param string : list of str : tokens from a string split using whitespa

Start the hyperparameter search.

return (bleu, len_ratio) pair

add an instance (e.g., from another sentence).

add an instance (e.g., from another sentence).

singular instance

singular instance

Args fixed_config_keys: dataset_name must exist; epochs xor time_limit must exist

If an arg is None, it will get its value from config.active_config. Args: rare_words_handling: {'nothing'|'discard'|'change

If an arg is None, it will get its value from config.active_config.

If an arg is None, it will get its value from config.active_config.

Args conf: an instance of config.Config; its properties: epochs time_limit reduce_lr_factor

Computes Rouge-L score given a set of reference and candidate sentences for the dataset Invoked by evaluate_captions.py :para

Main function to compute CIDEr score :param hypo_for_image (dict) : dictionary with key <image> and value <tokenized hypothesis / ca

copy the refs.

Function maps counts of ngram to vector of tfidf weights. The function returns vec, an array of dictionary that store mapping