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mnnpy returns

Open wangjiawen2013 opened this issue 7 years ago • 3 comments

Dear Chriscainx, I am using mnnpy to correct my single cell data. Before this, I compared mnnpy with scran's mnnCorrected function with two matrix (B1 <- matrix(rnorm(10000), ncol=50) # Batch 1 B2 <- matrix(rnorm(10000), ncol=50) # Batch 2) Although the return value of ref batch1 is the same, the returns of the batch2 are different. Besides, each MNN pairs is not the same (the total number is the same). Can you point out what causes the difference ? Does it matter when perform the downstream analysis?

wangjiawen2013 avatar Jun 19 '18 05:06 wangjiawen2013

有可能参数不一样,https://github.com/chriscainx/mnnpy/issues/11,SCRAN改了一些参数

chriscainx avatar Jun 25 '18 02:06 chriscainx

I have tried some different parameters and keep them the same, indeed the results are different, but the whole expression profile across cells are similar. It looks like that you and scran's authors uses different scales. I do not know much about the algorithm , hope you can check it when you have time.

wangjiawen2013 avatar Jun 26 '18 07:06 wangjiawen2013

你复制一下网址再打开

On Jun 26, 2018, at 15:33, wangjiawen2013 [email protected] wrote:

I have tried some different parameters and keep them the same, indeed the results are different, but the whole expression profile across cells are similar. It looks like that you and scran's authors uses different scales. By the way, I cannot open the above hyperlink you send.

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chriscainx avatar Jun 28 '18 03:06 chriscainx