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在 SML 中实现 metric 算子(回归) #384
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tarantula-leo Give it to me. |
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hi,正确性上没什么问题,但是性能上能优化;有几种常见的涉及重复的pattern可以思考一下,如对 为了性能,可能代码书写上会ugly一些,可以仔细考虑一下代码的具体实现方式哈~~ |
还有一个,可能比较隐晦,p=2时: |
这里怎么理解? |
另外average的问题,对equal weight的情况,np库在为None时,调用的是sum函数,应该是不需要在外部显示地对这种情况进行判断? |
分子分母需要两次计算 |
…ce/mean_gamma_deviance/d2_tweedie_score (#425) # Pull Request ## What problem does this PR solve? Issue Number: Fixed #384 ## Possible side effects? - Performance: support explained_variance_score/mean_squared_error/mean_poisson_deviance/mean_gamma_deviance/d2_tweedie_score - Backward compatibility:
任务介绍
详细要求
ⅰ. explained_variance_score
ⅱ. mean_squared_error
ⅲ. mean_poisson_deviance
ⅳ. mean_gamma_deviance
ⅴ. d2_tweedie_score
具体功能可参考sklearn
若有其他建议实现的算法,也可在本 ISSUE 下回复
能力要求
操作说明
认领说明
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