{
  "feature_names": [
    "flesch_reading_ease",
    "flesch_kincaid_grade",
    "gunning_fog",
    "type_token_ratio",
    "hapax_rate",
    "avg_word_len",
    "unique_word_frac",
    "sentence_count_log",
    "mean_sentence_len",
    "sentence_len_std",
    "sentence_len_cv",
    "commas_per_sentence",
    "punct_ratio",
    "stopword_ratio",
    "digit_ratio",
    "upper_ratio",
    "word_count_log"
  ],
  "feature_dim": 17,
  "domain2id": {
    "finance": 0,
    "medicine": 1,
    "mixed": 2,
    "open_qa": 3,
    "raid_abstracts": 4,
    "raid_books": 5,
    "raid_news": 6,
    "raid_poetry": 7,
    "raid_recipes": 8,
    "raid_reddit": 9,
    "raid_reviews": 10,
    "raid_wiki": 11,
    "reddit": 12,
    "wiki": 13
  },
  "num_domains": 14,
  "n_train": 180001,
  "n_val": 19999
}