{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001472","489:4890001884","489:4890001886","489:4890001402","489:4890002467","489:4890001800","489:4890001716","489:4890001882","489:4890002056","478:4780009114","489:4890002545","489:4890001888","499:4990001478","499:4990001942","489:4890001548","489:4890002137","489:4890002548","489:4890002219","489:4890002303","466:4660013669","489:4890002463","499:4990002784","499:4990001852","489:4890002384","489:4890001802"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,478,489,489,499,499,489,489,489,489,489,466,489,499,499,489,489],"twin_sims":[0.9437385092095391,0.7636226423751251,0.7502524031598568,0.7375624637994402,0.6888281412054024,0.6537787175204914,0.5670938626933966,0.530087922751495,0.5020939873508696,0.4888247458384512,0.47870199681179265,0.47705144216265927,0.47044190530479346,0.4329740126604896,0.4313067470797894,0.42082964069914275,0.40041104007764344,0.39404581454526155,0.39229431986899005,0.3910867577694498,0.38888090799620467,0.38700673949565956,0.384628981623854,0.3742656470520416,0.35949063758843774],"twin_dists":[0.0441978562516309,0.09538156633533963,0.09845575643969168,0.10133614441454447,0.11213870013890337,0.11973643627804335,0.13833071152757165,0.1463279652021832,0.15245383515602598,0.15538886716067982,0.15764398429763055,0.15801311196398143,0.15949547342189732,0.168043491457151,0.16843030966413747,0.1708752643678039,0.17571626097618948,0.1772478066774098,0.17767123264018486,0.17796367483965694,0.17849897102452067,0.1789549011812467,0.17953484726664248,0.18208286838741286,0.18577655831228712],"n_dims_used":45,"mean_confidence":0.9180977715386285},"coverage":{"mean_confidence":0.9180977715386285,"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}}