{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001673},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003385","489:4890003089","489:4890002342","489:4890003250","479:4790003062","470:4700008111","489:4890003093","489:4890003408","470:4700007825","489:4890002423","489:4890002939","489:4890003404","489:4890001750","489:4890003579","496:4960003013","489:4890002502","479:4790000004","496:4960005605","489:4890003336","470:4700004151","489:4890002080","489:4890002668","489:4890003080","470:4700008434","489:4890002176"],"twin_admin_codes":[489,489,489,489,479,470,489,489,470,489,489,489,489,489,496,489,479,496,489,470,489,489,489,470,489],"twin_sims":[0.5275302808072135,0.46205046895770596,0.4476812275932486,0.3851584033487276,0.3491313591773575,0.31980323469452143,0.31549917843133096,0.3081650828357923,0.3050090162184103,0.2674048042524409,0.2587054898118455,0.25573706719880673,0.2514071900064686,0.2511318803470929,0.25070248200772965,0.235987348100715,0.23256292679841048,0.23145054976332582,0.2311992642463593,0.2278067110472313,0.2239209622113832,0.22160900715479553,0.21993083746432296,0.2184019368767668,0.21677385695527557],"twin_dists":[0.14688442915213484,0.16138765816090234,0.16465645518301897,0.179405571728135,0.18841266042927382,0.19611042111418442,0.19727239502724303,0.19927331700715634,0.2001427744335217,0.21094044930550823,0.21356870995609056,0.21447822514241344,0.2158169638257425,0.21590258035814022,0.21603623545382022,0.22070846719943607,0.22182276809435422,0.22218704980088347,0.22226950033660994,0.2233884800977874,0.2246837741532279,0.2254615622476465,0.2260295337652456,0.22654951814750948,0.22710592769214966],"n_dims_used":45,"mean_confidence":0.9140357123480902},"coverage":{"mean_confidence":0.9140357123480902,"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}}