{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009162},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009469","490:4900009368","490:4900009370","490:4900008953","490:4900011869","490:4900009163","490:4900009269","490:4900008390","490:4900011045","490:4900011272","490:4900009373","490:4900008162","490:4900008501","490:4900009570","490:4900009674","490:4900009978","490:4900009264","490:4900008607","490:4900011541","490:4900009158","490:4900010177","490:4900009566","490:4900009379","490:4900011126","490:4900010944"],"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":[0.34789688342473823,0.30522590294998375,0.28678049186100674,0.2800216722409695,0.267667506830405,0.26601897045898976,0.26477817468455184,0.22716835715931472,0.22103304925300546,0.2089651206033809,0.20619821806467833,0.2026960687779936,0.19442326570570811,0.18895565624884464,0.16737486719166947,0.15763400496876764,0.15451054623559696,0.15370373088344083,0.15138909967390635,0.14929365968156563,0.1464289105405389,0.1430050293865245,0.13763559658307312,0.1310738858767835,0.1278321006120202],"twin_dists":[0.1887294969570213,0.20008285899670752,0.2052705770015584,0.20722110608078423,0.21086191659917103,0.211355528050778,0.21172830904956758,0.2236002602685734,0.2256561681902866,0.22981457892746648,0.2307908264606175,0.23203941741851483,0.2350489780438702,0.23708714219108207,0.24556372346522296,0.2496483162008345,0.25099688199089965,0.2513484648495066,0.2523646726880649,0.25329454536536194,0.25458150717574074,0.25614432854279556,0.258652186633855,0.2618183401990391,0.2634268010275837],"n_dims_used":45,"mean_confidence":0.9262688530815972},"coverage":{"mean_confidence":0.9262688530815972,"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}}