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FSRS核心字段 (opens in new tab)

无聊看了下 FSRS (Free Spaced Repetition Scheduler) ,想看它怎么存数据的 Card — 卡片当前状态 表结构: 字段 类型 说明 due Date 下次复习时间 stability float 记忆稳定性(R=90% 时的间隔天数) difficulty float 难度,范围 [1, 10] state int 状态机:New=0, Learning=1, Review=2, Relearning=3 learning_steps int 当前学习步骤 index scheduled_days int 本次调度天数 reps int 总复习次数 lapses int 遗忘次数 last_review Date? 上次复习时间 核心字段详解 1. state 状态机,取值 New=0 Learning=1 Review=2 Relearning=3 Again Good/Hard/Easy New ──────────→ Learning ──────────────→ Review ↑ │ │ │ │ Again (learning步内)...

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