Help getting transcript length to calculate TPM

[Arcfury]

With , we can get counts/CPM for transcript. But how to get transcript length for TPM calculation, especially novel transcript length. Kindly respond.

[cying111]

Hi @Arcfury ,

for getting transcript length, you can simply use the following code to get it:
sum(width(rowRanges(se)[rowData(se)$novelTranscript == TRUE]))

Hope this helps and let me know if you need further assistance!
Thank you
Warm regards,
Ying