{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010220","490:4900008117","490:4900011691","490:4900011225","490:4900008007","490:4900011757","490:4900011564","490:4900010747","490:4900008884","490:4900011366","490:4900008116","490:4900011497","490:4900009635","490:4900008774","490:4900011626","490:4900010993","490:4900008324","490:4900012160","490:4900008107","490:4900009013","490:4900011625","490:4900011431","490:4900011293","490:4900011498","490:4900011224"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4622208684660267,0.44377238475215003,0.3913946744491136,0.33390618242318887,0.33353209566945335,0.2748873395308278,0.25941945830371843,0.24054527622679658,0.23498409945246834,0.2159163717883874,0.20644658575904065,0.203200368320143,0.1994602297773099,0.19879144991526268,0.19686328554944116,0.19274135011556287,0.16836260042010381,0.16057777120780373,0.15440926281194597,0.15324088774210132,0.14858377014649665,0.1480030499158004,0.14558588350193288,0.1397714917262371,0.13784017416884278],"twin_dists":[0.161349116707696,0.16555237932402161,0.17788906492102885,0.19236294406594456,0.1924612108232134,0.20872199441735861,0.21335093578967498,0.2192415946591123,0.2210338191165307,0.22740011106484603,0.23070283090770977,0.23185871722587395,0.23320629878096907,0.23344909245969675,0.23415226684332824,0.23567164486815223,0.24515922915348617,0.24839505966728537,0.25104094395724746,0.25155076716292213,0.2536117459655755,0.2538720621420791,0.2549637706114677,0.2576460011689567,0.2585553103224922],"n_dims_used":45,"mean_confidence":0.891468980577257},"coverage":{"mean_confidence":0.891468980577257,"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}}