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better：优化interest的算法，更好更强

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SengokuCola
2025-07-25 15:45:14 +08:00
parent 2aec68bd3d
commit 8c9b2b54c0
4 changed files with 511 additions and 75 deletions
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34
src/chat/heart_flow/heartflow_message_processor.py
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@@ -61,11 +61,35 @@ async def _calculate_interest(message: MessageRecv) -> Tuple[float, bool]:
logger.debug(f"记忆激活率: {interested_rate:.2f}")
text_len = len(message.processed_plain_text)
# 根据文本长度调整兴趣度，长度越大兴趣度越高，但增长率递减，最低0.01，最高0.05
# 采用对数函数实现递减增长
base_interest = 0.01 + (0.05 - 0.01) * (math.log10(text_len + 1) / math.log10(1000 + 1))
base_interest = min(max(base_interest, 0.01), 0.05)
# 根据文本长度分布调整兴趣度，采用分段函数实现更精确的兴趣度计算
# 基于实际分布：0-5字符(26.57%), 6-10字符(27.18%), 11-20字符(22.76%), 21-30字符(10.33%), 31+字符(13.86%)
if text_len == 0:
base_interest = 0.01 # 空消息最低兴趣度
elif text_len <= 5:
# 1-5字符：线性增长 0.01 -> 0.03
base_interest = 0.01 + (text_len - 1) * (0.03 - 0.01) / 4
elif text_len <= 10:
# 6-10字符：线性增长 0.03 -> 0.06
base_interest = 0.03 + (text_len - 5) * (0.06 - 0.03) / 5
elif text_len <= 20:
# 11-20字符：线性增长 0.06 -> 0.12
base_interest = 0.06 + (text_len - 10) * (0.12 - 0.06) / 10
elif text_len <= 30:
# 21-30字符：线性增长 0.12 -> 0.18
base_interest = 0.12 + (text_len - 20) * (0.18 - 0.12) / 10
elif text_len <= 50:
# 31-50字符：线性增长 0.18 -> 0.22
base_interest = 0.18 + (text_len - 30) * (0.22 - 0.18) / 20
elif text_len <= 100:
# 51-100字符：线性增长 0.22 -> 0.26
base_interest = 0.22 + (text_len - 50) * (0.26 - 0.22) / 50
else:
# 100+字符：对数增长 0.26 -> 0.3，增长率递减
base_interest = 0.26 + (0.3 - 0.26) * (math.log10(text_len - 99) / math.log10(901)) # 1000-99=901
# 确保在范围内
base_interest = min(max(base_interest, 0.01), 0.3)
interested_rate += base_interest