| Issue | #Downvotes for this reason | By |
|---|
| E | Specify the expression to apply. Eg. pow(A,6)/(MEAN+MAX) Supported operators are +, -, *, /, pow, log, abs, cos, exp, sqrt, tan, sin, ceil, floor, rint, (, ), MEAN, MAX, MIN, SD, COUNT, SUM, SUMSQUARED, ifelse. The 'A' letter refers to the value of the attribute being processed. Other attribute values (numeric only) can be accessed through the variables A1, A2, A3, ... | default: (A-MIN)/(MAX-MIN) |
| R | Specify list of columns to ignore. First and last are valid indexes. (default none) | |
| V | Invert matching sense (i.e. only modify specified columns) | |
| unset-class-temporarily | Unsets the class index temporarily before the filter is applied to the data. (default: no) |