{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008829","470:4700007776","470:4700008995","470:4700008780","470:4700008871","470:4700008857","470:4700008919","470:4700008875","470:4700008944","470:4700007754","470:4700007867","470:4700008904","470:4700008918","499:4990002193","470:4700008817","478:4780009009","485:4850001671","470:4700008150","485:4850002067","470:4700008963","470:4700005961","479:4790000112","470:4700007591","470:4700007491","470:4700007775"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,499,470,478,485,470,485,470,470,479,470,470,470],"twin_sims":[0.8412278709074993,0.7238728125567273,0.6779232239489668,0.6603704453640332,0.5619505759405252,0.5558611002157877,0.5468297069202288,0.5419269065175999,0.5379538437964825,0.5286684900697519,0.5070067585621412,0.48956464697175006,0.4755614221386632,0.4370238618868337,0.4259133201488088,0.4190728297594942,0.3936634249887157,0.3869487501418,0.3823236690364645,0.38110147084369655,0.37951365376760277,0.37725462250870895,0.374516023510954,0.3733076126618954,0.3729414765831688],"twin_dists":[0.07637077125569808,0.10440803419094105,0.11451383988551471,0.11831477697275124,0.13943722898780958,0.14074905539681817,0.14269865506713938,0.14375928325324677,0.14462006907023692,0.14663671836872336,0.15137270640494943,0.1552246004952389,0.15834669380432834,0.1671063774485633,0.16968581914508316,0.1712877145190031,0.1773401751557061,0.17896902490577746,0.18009875752379473,0.18039838484259915,0.18078833764771102,0.18134449846664444,0.1820209070468017,0.18232014410924322,0.18241090394383594],"n_dims_used":42,"mean_confidence":0.916864485967727},"coverage":{"mean_confidence":0.916864485967727,"n_dims_used":42,"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}}