True Online TD Lambda
True Online TD Lambda
**True Online $TD\left(\lambda\right)$** seeks to approximate the ideal online $\lambda$-return algorithm. It seeks to invert this ideal forward-view algorithm to produce an efficient backward-view algorithm using eligibility traces. It uses dutch traces rather than accumulating traces.

Source: [Sutton and Seijen](http://proceedings.mlr.press/v32/seijen14.pdf)