I just got this question in my mind, because I have seen so many times in the literature that these two words are being used alternatively, Sampling and Subsampling.

What's the main difference between these two words in literature associated with machine learning, specially clustering part? Are they actually the same or there are some significant deviations in specific areas?

Regards ...

I just got this question in my mind, because I have seen so many times in the literature that these two words are being used alternatively, Sampling and Subsampling.

What's the main difference between these two words in literature associated with machine learning, specially clustering section? Are they actually the same or there are some significant deviations in specific areas?

Regards ...