Protected paramProtected Optional seedProtected paramProtected Optional seedThe formula used is : +
The formula used is : $$D_0(G) = w_4 - (G-3) \cdot w_5$$ $$\min {\max {D_0(G),1},10}$$ where the D_0(3)=w_4 when the first rating is good.
Grade (rating at Anki) [1.again,2.hard,3.good,4.easy]
Difficulty D \in [1,10]
-The formula used is : +
The formula used is : S_0(G) = w_{G-1} \max {S_0,0.1}
Grade (rating at Anki) [1.again,2.hard,3.good,4.easy]
Stability (interval when R=90%)
-The formula used is : +
The formula used is : +
The formula used is : $$next_d = D - w_6 \cdot (R - 2)$$ $$D^\prime(D,R) = w_5 \cdot D_0(2) +(1 - w_5) \cdot next_d$$
Difficulty D \in [1,10]
Grade (rating at Anki) [1.again,2.hard,3.good,4.easy]
next_D
-Updates the difficulty and stability values of the scheduling card based on the last difficulty, +
Updates the difficulty and stability values of the scheduling card based on the last difficulty, last stability, and the current retrievability.
scheduling Card
Difficulty
Stability
Retrievability
-The formula used is : $$S^\prime_f(D,S,R) = w_11\cdot D^{-w_{12}}\cdot ((S+1)^{w_{13}}-1) \cdot e^{w_{14}\cdot(1-R)}.$$
Difficulty D \in [1,10]
Stability (interval when R=90%)
Retrievability (probability of recall)
S^\prime_f new stability after forgetting
-The formula used is : $$S^\prime_r(D,S,R,G) = S\cdot(e^{w_8}\cdot (11-D)\cdot S^{-w_9}\cdot(e^{w_10\cdot(1-R)}-1)\cdot w_15(if G=2) \cdot w_16(if G=4)+1)$$
Difficulty D \in [1,10]
Stability (interval when R=90%)
Retrievability (probability of recall)
Grade (Rating[0.again,1.hard,2.good,3.easy])
S^\prime_r new stability after recall
-Private prePrivate prePrivate preGenerated using TypeDoc
Private prePrivate prePrivate preGenerated using TypeDoc
Private copyGenerated using TypeDoc
Private copyGenerated using TypeDoc
Generated using TypeDoc
Generated using TypeDoc
Generated using TypeDoc
Generated using TypeDoc
Generated using TypeDoc
Generated using TypeDoc
时间偏移量，当 isDay 为 true 时表示天数，为 false 时表示分钟
Optional isDay: boolean（可选）是否按天数单位进行偏移，默认为 false，表示按分钟单位计算偏移
偏移后的日期和时间对象
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If fuzzing is disabled or ivl is less than 2.5, it returns the original interval.
+