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KataGo - new neural net architecture and new release http://www.lifein19x19.com/viewtopic.php?f=18&t=19030 |
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Author: | lightvector [ Sat Jan 07, 2023 10:10 pm ] |
Post subject: | KataGo - new neural net architecture and new release |
KataGo v1.12.0 is released! (+ some bugfix releases, bringing us to v1.12.3) https://github.com/lightvector/KataGo/r ... ag/v1.12.3 If you've been following this other thread https://lifein19x19.com/viewtopic.php?f=18&t=17944 you might have seen some posts about a new neural net "b18". This version officially adds support for a new neural net architecture, of which that net is the first notable new net trained. The new architecture replaces the old "resnet" architecture with a "nested bottleneck resnet", as well as incorporating some major policy training improvements suggested by a contributor "lionfenfen". (thanks to them and all others who have contributed to development or to the public run!). Once enough active contributors to https://katagotraining.org/ update, I hope we can also use the new architecture for the public run, hopefully it can lead to overall improvements there as well. And of course, if you have a decent machine and are interested in helping KataGo train, https://katagotraining.org/ would always be happy to have new people donating their spare GPU cycles. ![]() Edit: A bug was found and fixed in the TensorRT version. The fixed release v1.12.1 is here. Edit: And one more quick round of fixes, including a major fix for OpenCL users. New release v1.12.2. Edit: And after another week or so, some more bugfixes bringing us to v1.12.3: https://github.com/lightvector/KataGo/r ... ag/v1.12.3 |
Author: | lightvector [ Sun Jan 08, 2023 10:04 am ] |
Post subject: | Re: KataGo - new neural net architecture and new release |
Thanks to "hyln9" for finding and quickly fixing a bug in the TensorRT version of KataGo that would cause it to compute incorrect values, which I had accidentally made when trying to update that backend for the new architecture. A fix has been released (top post edited accordingly). |
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