| { |
| "sample_size": { |
| "total": 323464444, |
| "train": 256110233, |
| "valid": 34334869, |
| "test": 33019342 |
| }, |
| "split_by_date": { |
| "train_days": 26, |
| "train_range": "2022-04-07 ~ 2022-05-02", |
| "valid_days": 3, |
| "valid_range": "2022-05-03 ~ 2022-05-05", |
| "test_days": 3, |
| "test_range": "2022-05-06 ~ 2022-05-08" |
| }, |
| "oov_filter": { |
| "min_feat_count": 2, |
| "applied_to": "USER_STATIC_FEATURES (基于日志中用户出现次数统计)", |
| "rule": "特征值出现次数 < min_feat_count 的统一映射为 0 (unknown/padding)" |
| }, |
| "blocked_layout": { |
| "n_user_parts": 32, |
| "num_workers": 4, |
| "train_blocks": 32, |
| "valid_blocks": 8, |
| "test_blocks": 8, |
| "train": { |
| "data_dir": "train/data", |
| "user_info_dir": "train/user_info", |
| "item_info_dir": "train/item_info" |
| }, |
| "valid": { |
| "data_dir": "valid/data", |
| "user_info_dir": "valid/user_info", |
| "item_info_dir": "valid/item_info" |
| }, |
| "test": { |
| "data_dir": "test/data", |
| "user_info_dir": "test/user_info", |
| "item_info_dir": "test/item_info" |
| }, |
| "block_pair_rule": "同一 split 下, data/user_info/item_info 使用相同的 part-xxxxx 编号配对读取。", |
| "local_index_rule": { |
| "user_index": "block-local dense index, starts from 0", |
| "item_index": "block-local dense index, 0 reserved for padding", |
| "user_id": "global feature id, consistent across blocks", |
| "item_id": "global feature id, consistent across blocks" |
| } |
| }, |
| "vocab_size": { |
| "user_index": 27285, |
| "item_index": 32038726, |
| "user_id": 27286, |
| "item_id": 32038726, |
| "action": 65, |
| "timestamp": 0, |
| "user_active_degree": 11, |
| "is_lowactive_period": 3, |
| "is_live_streamer": 4, |
| "is_video_author": 4, |
| "follow_user_num_range": 10, |
| "fans_user_num_range": 11, |
| "friend_user_num_range": 9, |
| "register_days_range": 10, |
| "onehot_feat0": 4, |
| "onehot_feat1": 9, |
| "onehot_feat2": 52, |
| "onehot_feat3": 1473, |
| "onehot_feat4": 18, |
| "onehot_feat5": 36, |
| "onehot_feat6": 5, |
| "onehot_feat7": 120, |
| "onehot_feat8": 456, |
| "onehot_feat9": 9, |
| "onehot_feat10": 7, |
| "onehot_feat11": 7, |
| "onehot_feat12": 5, |
| "onehot_feat13": 5, |
| "onehot_feat14": 5, |
| "onehot_feat15": 5, |
| "onehot_feat16": 5, |
| "onehot_feat17": 5, |
| "tab": 16, |
| "day_of_week": 8, |
| "is_weekend": 3, |
| "hour": 25, |
| "video_type": 4, |
| "primary_tag": 60, |
| "music_type": 8, |
| "duration_bucket": 8 |
| }, |
| "label": [ |
| "is_click", |
| "is_like", |
| "is_follow", |
| "is_comment", |
| "is_forward", |
| "long_view" |
| ], |
| "action_vocab": { |
| "exposure": 1, |
| "is_click": 2, |
| "is_click|is_comment": 3, |
| "is_click|is_comment|is_forward": 4, |
| "is_click|is_comment|is_forward|long_view": 5, |
| "is_click|is_comment|long_view": 6, |
| "is_click|is_follow": 7, |
| "is_click|is_follow|is_comment": 8, |
| "is_click|is_follow|is_comment|is_forward": 9, |
| "is_click|is_follow|is_comment|is_forward|long_view": 10, |
| "is_click|is_follow|is_comment|long_view": 11, |
| "is_click|is_follow|is_forward": 12, |
| "is_click|is_follow|is_forward|long_view": 13, |
| "is_click|is_follow|long_view": 14, |
| "is_click|is_forward": 15, |
| "is_click|is_forward|long_view": 16, |
| "is_click|is_like": 17, |
| "is_click|is_like|is_comment": 18, |
| "is_click|is_like|is_comment|is_forward": 19, |
| "is_click|is_like|is_comment|is_forward|long_view": 20, |
| "is_click|is_like|is_comment|long_view": 21, |
| "is_click|is_like|is_follow": 22, |
| "is_click|is_like|is_follow|is_comment": 23, |
| "is_click|is_like|is_follow|is_comment|is_forward": 24, |
| "is_click|is_like|is_follow|is_comment|is_forward|long_view": 25, |
| "is_click|is_like|is_follow|is_comment|long_view": 26, |
| "is_click|is_like|is_follow|is_forward": 27, |
| "is_click|is_like|is_follow|is_forward|long_view": 28, |
| "is_click|is_like|is_follow|long_view": 29, |
| "is_click|is_like|is_forward": 30, |
| "is_click|is_like|is_forward|long_view": 31, |
| "is_click|is_like|long_view": 32, |
| "is_click|long_view": 33, |
| "is_comment": 34, |
| "is_comment|is_forward": 35, |
| "is_comment|is_forward|long_view": 36, |
| "is_comment|long_view": 37, |
| "is_follow": 38, |
| "is_follow|is_comment": 39, |
| "is_follow|is_comment|is_forward": 40, |
| "is_follow|is_comment|is_forward|long_view": 41, |
| "is_follow|is_comment|long_view": 42, |
| "is_follow|is_forward": 43, |
| "is_follow|is_forward|long_view": 44, |
| "is_follow|long_view": 45, |
| "is_forward": 46, |
| "is_forward|long_view": 47, |
| "is_like": 48, |
| "is_like|is_comment": 49, |
| "is_like|is_comment|is_forward": 50, |
| "is_like|is_comment|is_forward|long_view": 51, |
| "is_like|is_comment|long_view": 52, |
| "is_like|is_follow": 53, |
| "is_like|is_follow|is_comment": 54, |
| "is_like|is_follow|is_comment|is_forward": 55, |
| "is_like|is_follow|is_comment|is_forward|long_view": 56, |
| "is_like|is_follow|is_comment|long_view": 57, |
| "is_like|is_follow|is_forward": 58, |
| "is_like|is_follow|is_forward|long_view": 59, |
| "is_like|is_follow|long_view": 60, |
| "is_like|is_forward": 61, |
| "is_like|is_forward|long_view": 62, |
| "is_like|long_view": 63, |
| "long_view": 64 |
| }, |
| "action_vocab_desc": "编码后的 action 词表，用于 dataloader 基于 full_action_seq 构造 task-specific token masks。", |
| "user_info_schema": { |
| "fields": [ |
| "user_index", |
| "full_item_seq", |
| "full_action_seq", |
| "full_timestamp_seq" |
| ], |
| "full_timestamp_seq_desc": "按时间顺序排列的原始 time_ms 序列", |
| "desc": "这里的 user_index / full_item_seq 中的 item index 都是 block-local index；full_action_seq / full_timestamp_seq 为全局时间顺序序列。" |
| }, |
| "item_info_schema": { |
| "fields": [ |
| "item_index", |
| "item_id", |
| "video_type", |
| "primary_tag", |
| "music_type", |
| "duration_bucket" |
| ], |
| "desc": "item_index 为 block-local index；item_id 为全局 item feature id，用于 embedding 一致性。" |
| }, |
| "max_len": { |
| "full_item_seq": 228030, |
| "full_action_seq": 228030, |
| "full_timestamp_seq": 228030 |
| } |
| } |
