Using KaTrain with a CoreML-KataGo on Apple Silicon

Since I am using macOS and Apple Silicon I wanted to use KaTrain with the latest KataGo 1.15.3 and CoreML versions of the strongest stable b18 and b28 models. That was a lot of compiling, converting and fiddling around. Using CoreML is much better than OpenCL because the neural network can run much closer to …

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Essential tsumego in the Japanese “Dictionary of Basic Life-and-Death”

In the foreword of the 基本死活事典 (“Dictionary of Basic Life-and-Death”) by Cho U, published by the Nihon Ki-in in 2014,  it says: 死活が苦手な方は、問題を解くよりは、全部暗記するつもりで取り組まれてはどうでしょうか。 “If you are not good at life-and-death, rather than solving the problems, why not try to memorize everything?” So the tsumego in that book correspond to what In-seong calls “essential tsumego”; positions …

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EGD Go Rating anti-deflation loophole

This post is a follow-up to EGD Go Rating win/loss lookup table. Winning against an opponent of the same rating gains more rating points (GoR) than losing to that opponent loses. This is by design to avoid deflation. However, this can also be used to artificially increase one’s rating. The two tables below answer the …

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EGD Go Rating win/loss lookup table

This table answers the question: “At my rating, how many rating points (GoR) do I gain or lose if I win against or lose to a player of that strength?” The columns represent the rating difference of the opponent. Negative values mean a weaker opponent, positive values mean a stronger opponent. Use the green values …

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Go-related Japanese listening practice with Michael Redmond 9p

It is said that Michael Redmond 9p speaks native-level Japanese. On his YouTube channel there are several playlists of videos in which speaks Japanese. I believe that if you watch these videos you can benefit not only from the Go content, but also by improving your Japanese listening comprehension.

Eating Tokyo: Isari Juuhachiban (漁十八番)

This is not directly related to Go, but many Go players want to visit Tokyo, and food is a good part of the experience. Isari Juuhachiban (漁十八番, literally “Catch No. 18”) is an izakaya specializing in fish. It is in a side street near the “Shibuya 109” department store; see Google Maps. The restaurant gets …

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Eating Tokyo: Torikizoku (鳥貴族)

This is not directly related to Go, but many Go players want to visit Tokyo, and food is a good part of the experience. Torikizoku, or “Toriki” for short, is an izakaya chain specializing in yakitori (skewers). Every item is just ¥370; you order from a tablet. Torikizoku has a busy and lively atmosphere. The …

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Performing vs. Improving

Improvement does not happen while you are solving tsumego or while you are playing because then you are just performing at your current level. The phase where you improve is when you look at the answer or the game analysis and are thinking and figuring out things afterwards.

It’s not a failure, it’s a step to success

In April 2023, basketball player Giannis Antetokounmpo said this after being asked if he considered the past season a failure: Do you get a promotion every year at your job? No, right? So every year, your work is a failure? No. Every year, you work towards something, which is a goal: It’s to get a …

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