120 lines
5.9 KiB
Python
120 lines
5.9 KiB
Python
from transformers import PretrainedConfig
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from typing import List
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class LMConfig(PretrainedConfig):
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model_type = "minimind"
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def __init__(
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self,
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dim: int = 512,
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n_layers: int = 8,
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n_heads: int = 16,
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n_kv_heads: int = 8,
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vocab_size: int = 6400,
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hidden_dim: int = None,
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multiple_of: int = 64,
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norm_eps: float = 1e-5,
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max_seq_len: int = 512,
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rope_theta: int = 1e6,
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dropout: float = 0.0,
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flash_attn: bool = True,
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embeddings_epoch: int = 2,
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####################################################
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# DB related configurations
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####################################################
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disable_db: bool = False, # 特殊模式：禁用数据库功能
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####################################################
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# Here are the specific configurations of MOE
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# When use_moe is false, the following is invalid
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####################################################
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use_moe: bool = False,
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####################################################
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num_experts_per_tok: int = 2,
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n_routed_experts: int = 4,
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n_shared_experts: bool = True,
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scoring_func: str = 'softmax',
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aux_loss_alpha: float = 0.1,
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seq_aux: bool = True,
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norm_topk_prob: bool = True,
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####################################################
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knowledge_num: int = 1024*1024,
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knowledge_length: int = 16,
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knowledge_dim: int = 128,
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####################################################
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# EMA update related configurations (inspired by VQ-VAE)
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####################################################
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use_ema_update: bool = True, # 是否使用EMA更新memory_bank
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ema_decay: float = 0.9, # 🔥 1.4.6: 进一步降低衰减率，允许更激进更新 (0.999 → 0.8)
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ema_update_freq: int = 5, # 🔥 1.4.6: 进一步提高更新频率 (1 → 5)
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use_token_memory: bool = True, # 🔥 1.4.6: 新增token-based memory flag
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freeze_ratio: float = 0.2, # 🔥 新增: memory_bank冻结率 (0.0表示不冻结，0.2表示20%条目不更新)
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####################################################
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# Experiment 1.4.9: Gumbel-Softmax + Diversity Loss
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####################################################
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num_candidates: int = 32, # 🔥 实验1.4.9: 候选记忆条目数量
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num_selected: int = 1, # 🔥 实验1.4.9: 选中的记忆条目数量 (现在只选1个最佳)
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gumbel_temperature: float = 1.0, # 🔥 实验1.4.9: Gumbel-Softmax温度参数
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####################################################
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# Triple extraction related configurations
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####################################################
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max_subject_len: int = 8,
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max_predicate_len: int = 4,
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max_object_len: int = 8,
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**kwargs,
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):
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self.dim = dim
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self.n_layers = n_layers
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self.n_heads = n_heads
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self.n_kv_heads = n_kv_heads
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self.vocab_size = vocab_size
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self.hidden_dim = hidden_dim
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self.multiple_of = multiple_of
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self.norm_eps = norm_eps
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self.max_seq_len = max_seq_len
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self.rope_theta = rope_theta
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self.dropout = dropout
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self.flash_attn = flash_attn
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self.embeddings_epoch = embeddings_epoch
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####################################################
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# DB related configurations
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####################################################
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self.disable_db = disable_db # 设置是否禁用数据库
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####################################################
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# Here are the specific configurations of MOE
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# When use_moe is false, the following is invalid
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####################################################
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self.use_moe = use_moe
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self.num_experts_per_tok = num_experts_per_tok # 每个token选择的专家数量
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self.n_routed_experts = n_routed_experts # 总的专家数量
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self.n_shared_experts = n_shared_experts # 共享专家
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self.scoring_func = scoring_func # 评分函数，默认为'softmax'
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self.aux_loss_alpha = aux_loss_alpha # 辅助损失的alpha参数
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self.seq_aux = seq_aux # 是否在序列级别上计算辅助损失
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self.norm_topk_prob = norm_topk_prob # 是否标准化top-k概率
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####################################################
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self.knowledge_num = knowledge_num
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self.knowledge_length = knowledge_length
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self.knowledge_dim = knowledge_dim
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####################################################
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# EMA update related configurations (inspired by VQ-VAE)
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####################################################
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self.use_ema_update = use_ema_update
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self.ema_decay = ema_decay
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self.ema_update_freq = ema_update_freq
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self.use_token_memory = use_token_memory # 🔥 1.4.6: token-based memory flag
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self.freeze_ratio = freeze_ratio # 🔥 新增: memory_bank冻结率
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####################################################
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# Experiment 1.4.9: Gumbel-Softmax + Diversity Loss
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####################################################
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self.num_candidates = num_candidates
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self.num_selected = num_selected
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self.gumbel_temperature = gumbel_temperature
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####################################################
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# Triple extraction related configurations
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####################################################
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self.max_subject_len = max_subject_len
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self.max_predicate_len = max_predicate_len
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self.max_object_len = max_object_len
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super().__init__(**kwargs)
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