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Sukhorukov, Arnan Mitchell, Ben Haylock, Francesco Lenzini, James Titchener, Matteo Villa, Mirko Lobino, Paul Fisher, Sachin Kasture","submitted_at":"2017-03-03T01:23:43Z","abstract_excerpt":"Integrated photonics is a leading platform for quantum technologies including nonclassical state generation \\cite{Vergyris:2016-35975:SRP, Solntsev:2014-31007:PRX, Silverstone:2014-104:NPHOT, Solntsev:2016:RPH}, demonstration of quantum computational complexity \\cite{Lamitral_NJP2016} and secure quantum communications \\cite{Zhang:2014-130501:PRL}. As photonic circuits grow in complexity, full quantum tomography becomes impractical, and therefore an efficient method for their characterization \\cite{Lobino:2008-563:SCI, Rahimi-Keshari:2011-13006:NJP} is essential. 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