{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007888","490:4900010584","490:4900010983","491:4910004958","490:4900011157","490:4900011494","490:4900010751","490:4900009923","490:4900008451","490:4900010575","490:4900008437","490:4900010123","490:4900010478","490:4900010743","490:4900010138","490:4900011503","490:4900010985","490:4900008225","490:4900011092","490:4900008546","490:4900008791","490:4900009843","490:4900008769","490:4900011307","490:4900010825"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2035363133671056,0.08347955928521998,0.0694157880837254,0.06318797479136021,0.05604188211200569,0.052694911513233134,0.05251193028541346,0.048364061262283466,0.04443835423962921,0.03527921946991954,0.0350414971507678,0.034068733165691846,0.032854216954201466,0.02877772765735648,0.028759104891338528,0.027716469146573032,0.02428341430855356,0.02186504605270403,0.02082798506134195,0.019932344329721536,0.017280630244721745,0.016885457059801337,0.015410696259108186,0.014691149944507832,0.012316071286217912],"twin_dists":[0.23173851241443033,0.28942805450635306,0.2999870665067024,0.3052266681206877,0.31178836857741604,0.31510218575015203,0.31528833487607,0.3196600456232474,0.3240961739343982,0.33589375011422157,0.33623309770099785,0.33764245726638,0.3394510258125744,0.34597127827053137,0.34600283675119636,0.3477983720005907,0.3541533056244641,0.3591148637415967,0.36138997966130326,0.3634356714007492,0.3700018630109743,0.3710549585245237,0.3751863970037334,0.3773299789285228,0.38513206808382466],"n_dims_used":44,"mean_confidence":0.8835445750843395},"coverage":{"mean_confidence":0.8835445750843395,"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}}