{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001668","489:4890001669","489:4890002093","489:4890001752","489:4890002097","489:4890002170","489:4890001756","489:4890001931","489:4890002257","489:4890002178","489:4890002013","489:4890001760","489:4890001768","489:4890001924","489:4890003081","489:4890001932","489:4890002017","489:4890001769","489:4890002922","479:4790000102","489:4890001851","489:4890002516","489:4890002003","489:4890001923","489:4890003176"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489],"twin_sims":[0.7328447053874442,0.7281367603047479,0.6181895589647606,0.5746858880660006,0.5576953307749914,0.5510870863492916,0.4984087987696315,0.49376349321451024,0.48257868671705945,0.4749411965506174,0.45345239578690405,0.435631346154113,0.4004452654354847,0.39765690968204614,0.39757054261728053,0.3903239520866377,0.3840319619365625,0.3746387922813615,0.3714502056350282,0.36734942995967595,0.36614538139866737,0.35886811511140854,0.3567425721350811,0.32181126542937527,0.3193840675144484],"twin_dists":[0.10239867636548768,0.10345485540935448,0.12737769511125896,0.13669950486017102,0.14035370273800304,0.14177897947266177,0.15326671513929938,0.15429380268949452,0.15677860371183286,0.15848564893866238,0.16333904726408302,0.16742820591600568,0.17570805615213356,0.1763775565815753,0.1763983279730958,0.17814862529616096,0.17968073085805586,0.18199053255742342,0.18278102359245732,0.18380261775589737,0.18410365334369058,0.185933853963158,0.1864719819200695,0.19557131784820936,0.19622319572990748],"n_dims_used":45,"mean_confidence":0.9147692362467448},"coverage":{"mean_confidence":0.9147692362467448,"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}}