{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011375},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011374","490:4900011442","490:4900011085","490:4900010925","490:4900011376","490:4900010998","490:4900010666","490:4900011162","490:4900011004","490:4900011165","490:4900011369","490:4900010590","490:4900011565","490:4900011776","490:4900011305","490:4900011084","490:4900011380","490:4900011159","490:4900010934","490:4900011238","490:4900011234","490:4900011773","490:4900010849","490:4900012187","490:4900010770"],"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":[0.6849623206900889,0.5056328544372006,0.35699332845371284,0.33441342172335986,0.31457392779447535,0.28649352590659977,0.2822067547812756,0.2774971695916237,0.2770033574906247,0.26456382163296766,0.26268693105339586,0.25478104558296016,0.2507527626085314,0.23596160241836311,0.22797486832123603,0.22525612268969145,0.2213701911111646,0.20475693679792742,0.19652487719847325,0.19421278116220966,0.19364642943155283,0.19352276164792317,0.18346840008385412,0.17607151762542403,0.1745758670586926],"twin_dists":[0.1129820629904651,0.15167477028239723,0.18640841187840643,0.19222979584152675,0.19752335472182148,0.2053528262878273,0.2065874326926137,0.20795696156349391,0.20810137690545052,0.21179281888685017,0.212359071028672,0.214772568094723,0.21602057749639605,0.2207168051606842,0.22333275767478722,0.22423703388272204,0.2255422128685084,0.23130290160921646,0.23427617055671543,0.23512669659569793,0.23533610534560673,0.23538188818091996,0.2391745675520378,0.24205935841389922,0.24265308389114962],"n_dims_used":45,"mean_confidence":0.8915635850694444},"coverage":{"mean_confidence":0.8915635850694444,"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}}