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lambdaMART #2

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wwen101 opened this issue Apr 19, 2020 · 2 comments
Open

lambdaMART #2

wwen101 opened this issue Apr 19, 2020 · 2 comments

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@wwen101
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wwen101 commented Apr 19, 2020

w[i] += rho * rho_complement * delta
w[i] -= rho * rho_complement * delta
你好,我想问下这里w表示什么意思,后面好像也没有用到这个值

@houchenyu
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w[i] += rho * rho_complement * delta
w[i] -= rho * rho_complement * delta
你好,我想问下这里w表示什么意思,后面好像也没有用到这个值

不好意思,时间太久了,我review了好久也忘记当初干嘛要写w了。后面确实没有用到,关键还是计算lambda。

@yaxili96
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I guess it's the w for LamdbaSMART..

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