{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012992","490:4900012830","490:4900013246","490:4900012486","490:4900012276","490:4900012538","490:4900013031","490:4900012558","490:4900013273","490:4900012763","490:4900012410","490:4900012480","490:4900013208","490:4900012888","490:4900012416","490:4900013178","490:4900012488","487:4870001171","490:4900012898","490:4900013096","490:4900012885","490:4900013271","490:4900013140","490:4900012890","487:4870001280"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,487],"twin_sims":[0.7342927478560266,0.4054962359142202,0.2582256410465547,0.2316597152952769,0.21524334641895518,0.2024568633994702,0.20110759176043133,0.19694736968541637,0.19516793427050197,0.17826118165736354,0.17625496410352692,0.16948444939710253,0.1616058577440732,0.148394248258524,0.13139125741447275,0.11873150229169792,0.1176072868860556,0.11025305082040662,0.10946010186845122,0.10355979162947586,0.09844774710660581,0.09453160986486221,0.0939081275505761,0.0935963177691605,0.08952975692109402],"twin_dists":[0.10207300081154531,0.17450063784470432,0.2137152859596301,0.2221184643936178,0.22763156238608942,0.23212523724292716,0.23261062587192355,0.23412150343418914,0.23477448749792984,0.24119657404215708,0.24198678374703447,0.24470187714969013,0.24796130739471278,0.2536966192068338,0.261662491402653,0.26811395720214326,0.2687118070654615,0.27273500665893663,0.27318104570471,0.27658119946641546,0.2796514301377041,0.2820891207341262,0.28248452405821717,0.2826830462295299,0.2853212271250824],"n_dims_used":45,"mean_confidence":0.9034333970811632},"coverage":{"mean_confidence":0.9034333970811632,"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}}