... and the full citation on the first page. To copy otherwise, to republish, to post on servers or to redistribute to lists, requires prior specificpermission and/or a fee.ACM SIGMOD ’2002 June 4-6 , ... 1.4Actualq-gramvectordistanceEstimatedq-gramdistanceQ-gramvectordistancevs.g-gramresemblance00.20.40.60.811.21.40 0.2 0.4 0.6 0.8 1Q-gramresemblanceQ-gramvectordistance5.5 Qualitative ... 1.4Actualq-gramvectordistanceEstimatedq-gramdistanceEstimatedvs.actualq-gramvectordistance,150sketchsamples00.20.40.60.811.20 0.2 0.4 0.6 0.8 1 1.2 1.4Actualq-gramvectordistanceEstimatedq-gramdistanceQ-gramvectordistancevs.g-gramresemblance00.20.40.60.811.21.40...