{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003168","470:4700005764","489:4890002499","468:4680007223","489:4890003060","479:4790000169","469:4690000273","500:5000002883","500:5000003205","489:4890002829","470:4700004669","466:4660009296","489:4890002842","489:4890002738","470:4700007833","489:4890002311","489:4890003353","469:4690001953","469:4690003866","466:4660009128","489:4890002892","466:4660009470","489:4890002562","489:4890002406","489:4890002972"],"twin_admin_codes":[489,470,489,468,489,479,469,500,500,489,470,466,489,489,470,489,489,469,469,466,489,466,489,489,489],"twin_sims":[0.45674974578591726,0.426529452240714,0.40804658746998457,0.3650838989653978,0.36468362155595146,0.3445134642872929,0.3420400389430966,0.3402170209181205,0.3399237275521266,0.33930709797857567,0.3337718078726054,0.32839999204397413,0.327246769422111,0.31899468615010906,0.3172679731207384,0.31373730002259526,0.31002895575909517,0.3000079030971341,0.29183806396622136,0.29152060416118075,0.28662386893654024,0.28502635826545225,0.28426919294501873,0.2829638324357639,0.282891004208074],"twin_dists":[0.1625891273713158,0.1695420635308119,0.17389354117844064,0.18436945729087195,0.1844697910649751,0.18960092619252733,0.1902408543918696,0.19071409066571957,0.19079035325635121,0.19095080549390359,0.1923982352644005,0.1938154640659984,0.19412137172106042,0.1963280311733011,0.19679379453591617,0.19775063782804905,0.19876224910429247,0.20153126511564123,0.20382899468771173,0.20391904162334828,0.20531546165269485,0.20577411623315325,0.20599204281778608,0.20636857337926773,0.20638961148827215],"n_dims_used":45,"mean_confidence":0.9179816351996528},"coverage":{"mean_confidence":0.9179816351996528,"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}}