{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004222","467:4670000433","489:4890003623","489:4890004786","496:4960002446","478:4780005820","470:4700006292","489:4890005467","489:4890003881","479:4790003674","489:4890004178","479:4790003581","467:4670000809","472:4720005151","496:4960001343","496:4960002854","496:4960004560","489:4890004419","477:4770000188","479:4790003158","472:4720005447","472:4720006121","496:4960007614","479:4790000976","479:4790002979"],"twin_admin_codes":[489,467,489,489,496,478,470,489,489,479,489,479,467,472,496,496,496,489,477,479,472,472,496,479,479],"twin_sims":[0.555420513670324,0.5211765533744045,0.5197359555307802,0.5138392433494554,0.49871019920519377,0.49217977624634285,0.4906231621995654,0.4887588942594729,0.47747209475484376,0.4712171229649498,0.46464639538678604,0.4449457470468931,0.43424638443339,0.43166789989676235,0.4285437639973271,0.4237829864755374,0.4129629856427852,0.405704486872866,0.40566307002992535,0.4034919954654295,0.39993093342504077,0.3976440434446285,0.39486028015302865,0.38509843706801355,0.3809499964452322],"twin_dists":[0.14084404865696204,0.14826939500262315,0.1485839485221065,0.1498736748632815,0.15320016928140848,0.15464460447667588,0.15498972710668293,0.15540349060315062,0.15791899869244536,0.15932125396106162,0.16080104311232857,0.1652831242390702,0.16774869520998875,0.16834646826037086,0.16907268199121342,0.1701835338709666,0.17272792316708147,0.17445100134698557,0.17446087212279687,0.17497893125716776,0.1758313902234182,0.17638065079748472,0.17705120585285997,0.17942021019500515,0.18043555164903888],"n_dims_used":45,"mean_confidence":0.9163680182562934},"coverage":{"mean_confidence":0.9163680182562934,"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}}