Assignee
DUFFIELD NICHOLAS
US7 patents
Top patents by PatentIndex Score
US9258217B2Feb 9, 2016
Systems and methods for rule-based anomaly detection on IP network flow
DUFFIELD NICHOLAS142 citations97
US8442827B2May 14, 2013
System and method for customized voice response
DUFFIELD NICHOLAS14 citations92
US8935188B2Jan 13, 2015
Method and apparatus for classifying applications using the collective properties of network traffic in a traffic activity graph
DUFFIELD NICHOLAS6 citations72
US9571366B2Feb 14, 2017
Method and apparatus for detecting and localizing an anomaly for a network
DUFFIELD NICHOLAS2 citations67
US8218451B2Jul 10, 2012
Methods and apparatus for detection of hierarchical heavy hitters
DUFFIELD NICHOLAS3 citations62
US8064359B2Nov 22, 2011
System and method for spatially consistent sampling of flow records at constrained, content-dependent rates
DUFFIELD NICHOLAS2 citations61
US8751431B2Jun 10, 2014
System and method for inferring traffic legitimacy through selective impairment
DUFFIELD NICHOLAS2 citations54