{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012963","490:4900011929","487:4870000975","466:4660007273","494:4940008077","487:4870000250","490:4900010446","490:4900001969","490:4900011044","466:4660009512","487:4870000150","494:4940006899","490:4900010791","487:4870001064","487:4870002195","490:4900010437","490:4900012905","487:4870000741","487:4870000151","487:4870004361","487:4870000814","487:4870008640","490:4900001541","487:4870006584","487:4870001362"],"twin_admin_codes":[490,490,487,466,494,487,490,490,490,466,487,494,490,487,487,490,490,487,487,487,487,487,490,487,487],"twin_sims":[0.2391505210491921,0.09114005171178977,0.07500547864522795,0.06314493659231506,0.055581099461505135,0.04032290241091577,0.03807518110641492,0.03280815124521774,0.03271387248731302,0.032478189949192375,0.028849739625227695,0.028698092062685428,0.02858800651454781,0.02758376384516693,0.02710329907367853,0.021307857293778907,0.019277857309643466,0.018214273923007306,0.016792860215593293,0.016674176189043804,0.016662579972724533,0.016180350967179267,0.014222724961323612,0.01407367632678532,0.013928348976634346],"twin_dists":[0.21968853091544743,0.28426543315335184,0.2956003884923986,0.3052643182116081,0.312234694395163,0.329115157030542,0.3320417290324215,0.33952073937204674,0.33966367708207956,0.34002254430625817,0.34584941031915994,0.34610635334084094,0.3462936078336456,0.34803105627689757,0.3488816407131013,0.36032526183873487,0.3649818853233529,0.36759526357717764,0.371304843492969,0.371626902614205,0.3716584777393193,0.3729889310403759,0.37877574128154,0.3792445845069556,0.3797059615870518],"n_dims_used":45,"mean_confidence":0.9149375067816841},"coverage":{"mean_confidence":0.9149375067816841,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}