{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009215},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009216","490:4900009319","490:4900009138","490:4900009228","490:4900009422","490:4900009320","490:4900009225","490:4900008883","490:4900009321","490:4900009461","490:4900009224","490:4900009665","490:4900009113","490:4900008446","490:4900008889","497:4970001268","490:4900011652","490:4900008991","490:4900009111","490:4900007766","490:4900009227","490:4900009740","490:4900007298","490:4900009126","490:4900008370"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490],"twin_sims":[0.28524635982269814,0.0458035671563418,0.04349910027680784,0.03922569656977014,0.030817027883822633,0.014894886265496591,0.014703004196255136,0.010592510032706542,0.010354281842939975,0.005702671598717848,0.005400485953445847,0.0034977327289282788,0.0029202324849945745,0.0025886839240847536,0.0019242495169501472,0.0018299040443927814,0.001619777370939811,0.0013215321843417231,0.0013190501166099836,0.0013190145757685505,0.0012302850122153095,0.0011195040310522225,0.0010337671909894065,0.0009402857508110131,0.000929648090344813],"twin_dists":[0.20571086093889138,0.3225175162112485,0.3252060805362252,0.33052601419582794,0.34261706445196166,0.3767138101957178,0.3772939218671028,0.3916790664346834,0.3926574285317224,0.41749428174106024,0.41968820857302797,0.436797088257286,0.44371070889348607,0.44826854885931783,0.459293894192762,0.4611364355595275,0.465576635959596,0.4728916622335143,0.472958712312203,0.47295967325222354,0.4754367570897598,0.4787727288062462,0.4815715755768445,0.48487998418859724,0.48527561568325833],"n_dims_used":45,"mean_confidence":0.8754065619574652},"coverage":{"mean_confidence":0.8754065619574652,"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}}