{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001547","474:4740001440","474:4740001439","474:4740001746","474:4740002069","474:4740001447","474:4740002387","474:4740001950","474:4740001662","474:4740001857","474:4740001657","474:4740001658","474:4740001340","474:4740003231","474:4740002587","474:4740001745","474:4740001965","474:4740001347","474:4740002586","474:4740002581","474:4740001762","474:4740002388","474:4740001954","474:4740000925","474:4740001032"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.7793828688748611,0.6003381462069551,0.5219623971697877,0.49969980439180134,0.4968818374119134,0.486033943263793,0.4549136071835436,0.45326055199531423,0.4279091518709703,0.4136898982857538,0.4086109947664441,0.40295343653448146,0.39262811705369255,0.38717746751381843,0.380519212915935,0.3773512022461153,0.375366592223166,0.37470221927018543,0.37070695109624197,0.3700929179846122,0.36538453653783265,0.3559090502941817,0.35570131800686305,0.3554768662188127,0.3523238871166951],"twin_dists":[0.09169780173542401,0.1312005165461368,0.14809789206336355,0.15298175485677817,0.1536040262682727,0.15600913675653488,0.16300647764301562,0.1633827398275658,0.16922046327648244,0.17255609658403812,0.17375941472309403,0.17510763481373545,0.17759046911927434,0.1789133249574713,0.1805412906326168,0.18132068801217077,0.18181056614932786,0.1819748418614701,0.18296576701924308,0.18311852980760973,0.1842941357391654,0.18668345632538264,0.18673620022748405,0.1867932071429393,0.18759598857847318],"n_dims_used":45,"mean_confidence":0.9200502183702257},"coverage":{"mean_confidence":0.9200502183702257,"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}}