{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003629},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004802","489:4890004127","489:4890004273","489:4890003692","489:4890003694","489:4890004435","489:4890003893","489:4890003773","489:4890003633","489:4890004478","489:4890004282","479:4790003239","479:4790004036","489:4890004520","489:4890004133","489:4890004065","479:4790004035","489:4890004217","479:4790003325","472:4720006834","489:4890003690","489:4890003693","489:4890004793","479:4790001475","489:4890005028"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,479,479,489,489,489,479,489,479,472,489,489,489,479,489],"twin_sims":[0.41991205923754404,0.37170809832808105,0.35879136120632366,0.3543195181552876,0.34547229290910597,0.339737780729925,0.3313853823346283,0.3292089670921772,0.3241400909306264,0.3236501855203672,0.3223053987976383,0.3207243861375425,0.3179823447675258,0.3063203645363459,0.3052641276484383,0.3034370764368218,0.3017165018584427,0.29774738856097227,0.29314745650111745,0.29014093126686075,0.289265610025784,0.2861106561767394,0.28405888486718145,0.28273722360975784,0.27800211543404907],"twin_dists":[0.1710905956604612,0.18271696455441844,0.18595325739793075,0.18708744955915377,0.1893535135845979,0.19083872172363806,0.19302628466392696,0.19360122583100703,0.19494843884872984,0.1950792636616588,0.19543894489450792,0.19586288152293943,0.19660092721128153,0.19978088654786846,0.20007230189383507,0.20057776600686048,0.2010553911610725,0.2021632995302135,0.2034582009455354,0.20431106255539977,0.20456035283107207,0.20546264022910088,0.20605263550807815,0.2064340453019064,0.20780945216360325],"n_dims_used":44,"mean_confidence":0.9149931994351473},"coverage":{"mean_confidence":0.9149931994351473,"n_dims_used":44,"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}}