<http://webisa.webdatacommons.org/prov/497835196>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/77889801> .
<http://webisa.webdatacommons.org/77889801>	<http://www.w3.org/ns/prov#value>	"How can I do this in Python using numpy/scipy or other tools?" .
<http://webisa.webdatacommons.org/77889801>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/77889801>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackoverflow.com> .