Tabulated collection of quantifiable data records, usually represented by rows and columns in tabular format:
| X1 | X2 | ... | XM | |
|---|---|---|---|---|
| 1 | # | # | ... | # |
| 2 | # | # | ... | # |
| 3 | # | # | ... | # |
| 4 | # | # | ... | # |
| ... | ... | ... | ... | # |
| N | # | # | # | # |
Number of records is called dataset length.
Number of columns is called dataset channels.
Number of columns is called dataset volume.