# How does ConcatDataset work?

**URL:** <https://discuss.pytorch.org/t/how-does-concatdataset-work/60083>\
**Category:** Uncategorized\
**Created:** [November 5, 2019, 3:21pm UTC](https://discuss.pytorch.org/t/how-does-concatdataset-work/60083 "2019-11-05T15:21:46Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![ptrblck](https://discuss.pytorch.org/user_avatar/discuss.pytorch.org/ptrblck/32/1823_2.png) [@ptrblck](https://discuss.pytorch.org/u/ptrblck)\
**Post date:** [May 17, 2022, 4:30am UTC](https://discuss.pytorch.org/t/how-does-concatdataset-work/60083/10 "2022-05-17T04:30:25Z")

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Double post from [here](https://discuss.pytorch.org/t/concat-image-datasets-with-different-size-and-number-of-channels/36362/5).

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