I just have one suggestion to the extract_numeric function. Very usually I work with character columns which has more than one numeric value. Sometimes columns have longer strings with more numbers ...

Abstract: This paper proposes new architectures for numeric function generators (NFGs) using piecewise arithmetic expressions. The proposed architectures are programmable, and they realize a wide ...

If a numeric string is specified as a parameter of string type when calling the function, the parameter value will be converted to a number type and then an exception will be raised. Invoking: `chrome ...

Abstract: Automated design of two-variable numeric functions can be realized efficiently by extending well-known multiplier-less linear function approximation techniques; the arithmetic signal ...