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<http://webisa.webdatacommons.org/434940654>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackexchange.com> .
<http://webisa.webdatacommons.org/prov/52885910>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/434940654> .
<http://webisa.webdatacommons.org/prov/516218596>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/434940654> .
<http://webisa.webdatacommons.org/434940654>	<http://www.w3.org/ns/prov#value>	"For the following estimation problem: y = hx + n, x is the sent data, y is the observation (received data), h is a scaling factor (known), n is an AWGN random variable with zero mean ..." .