Re: [gnugo-devel] New owl attack pattern

[Gunnar Farneback]

SP Lee wrote:
> My concern about the owl vital attack patterns is that they are only
> matched once during owl analysis. So I would only add patterns which are
> more urgent, such as a serious threat, or destroying two eyes at same
> time to them. This pattern could be formed after several steps in owl
> analysis.

No, the vital patterns are matched at every owl node.

> In my test, the owl attack pattern still gets tried both in my
> test case and in your test case.

This depends on the exact circumstances but the vital patterns are
always matched. Ordinary patterns are shortcut if the owl code is
sufficiently sure of two eyes or is getting too deep.

/Gunnar