Joseph Weston

Thanks to @tomlaeven for suggesting this

Yeah I didn't see a relevant ticket open for this. If I just missed it feel free to link it and close this

_originally posted by Bas Nijholt ([@basnijholt](https://gitlab.kwant-project.org/basnijholt)) at 2018-05-29T19:42:12.834Z on [GitLab](https://gitlab.kwant-project.org/qt/adaptive/issues/18)_ @anton\-akhmerov I could really use this right now. Could you perhaps elaborate on your ideas of how the `LinearFitLearner` would...

_originally posted by Anton Akhmerov ([@anton-akhmerov](https://gitlab.kwant-project.org/anton-akhmerov)) at 2018-05-29T20:19:23.515Z on [GitLab](https://gitlab.kwant-project.org/qt/adaptive/issues/18)_ You basically need to incrementally update [this formula](https://en.wikipedia.org/wiki/Linear_regression#Least-squares_estimation_and_related_techniques), so you need to accumulate a matrix of $`\sum x_i x_i^T`$ and...

_originally posted by Joseph Weston ([@jbweston](https://gitlab.kwant-project.org/jbweston)) at 2017-10-27T11:53:50.943Z on [GitLab](https://gitlab.kwant-project.org/qt/adaptive/issues/24)_ No idea how we would implement this in practice. The whole plot is generated on every "tick" (this appears to...

_originally posted by Joseph Weston ([@jbweston](https://gitlab.kwant-project.org/jbweston)) at 2017-10-27T11:58:31.127Z on [GitLab](https://gitlab.kwant-project.org/qt/adaptive/issues/24)_ at the moment this would have to be implemented on the level of `learner.plot`, but I am not sure to...

_originally posted by Joseph Weston ([@jbweston](https://gitlab.kwant-project.org/jbweston)) at 2017-10-27T11:59:05.234Z on [GitLab](https://gitlab.kwant-project.org/qt/adaptive/issues/24)_ or some custom `plot` that diffs the learner's data and plots the "new" data differently

_originally posted by Anton Akhmerov ([@anton-akhmerov](https://gitlab.kwant-project.org/anton-akhmerov)) at 2017-10-27T12:03:13.910Z on [GitLab](https://gitlab.kwant-project.org/qt/adaptive/issues/24)_ It's a low priority issue, that might be contingent on reviewing on how we perform live plotting.

_originally posted by Joseph Weston ([@jbweston](https://gitlab.kwant-project.org/jbweston)) at 2017-10-27T12:14:33.500Z on [GitLab](https://gitlab.kwant-project.org/qt/adaptive/issues/24)_ I also asked a question in the holoviews gitter channel about whether incremental updates are supported.

_originally posted by Bas Nijholt ([@basnijholt](https://gitlab.kwant-project.org/basnijholt)) at 2018-12-07T19:54:22.555Z on [GitLab](https://gitlab.kwant-project.org/qt/adaptive/issues/24)_ One can just write their own custom plot function. For example for the `Learner1D`: ```python def plot_latest(learner): plot = learner.plot()...