内容简介
Machinelearningisafascinatingareatoworkin:fromdetectinganomalouseventsinlivestreamsofsensordatatoidentifyingemergenttopicsinvolvingtextcollection,excitingproblemsarenevertoofaraway.Quantuminformationtheoryalsoteemswithexcitement.Bymanipulatingparticlesatasubatomiclevel,weareabletoperformFouriertransformationexponentiallyfaster,orsearchinadatabasequadraticallyfasterthantheclassicallimit.Superdensecodingtransmitstwoclassicalbitsusingjustonequbit.Quantumencryptionisunbreakable-atleastintheory.