{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012782},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012283","466:4660005424","466:4660006994","490:4900003034","487:4870000672","487:4870004213","490:4900004826","466:4660005342","466:4660007139","487:4870000475","466:4660002943","466:4660007292","487:4870001846","490:4900008421","490:4900004403","490:4900002896","487:4870002537","490:4900005886","493:4930006982","487:4870002742","490:4900005627","466:4660003826","490:4900003982","490:4900002123","490:4900011490"],"twin_admin_codes":[490,466,466,490,487,487,490,466,466,487,466,466,487,490,490,490,487,490,493,487,490,466,490,490,490],"twin_sims":[0.20969368993451865,0.19174129745667268,0.1348891373690276,0.10056108550404225,0.0841519991702503,0.07917909888636282,0.07383606952580705,0.07039349148070938,0.0667680463419487,0.06562032801612082,0.06478206176270922,0.0644803750131848,0.06393089155959361,0.06238800031929633,0.06225263223858897,0.06101674109797979,0.06053145593561103,0.05990258672977255,0.059736807212797755,0.059522642101614884,0.05919572063425768,0.059049996384755304,0.05795845309457415,0.057458760582889755,0.057337810802018704],"twin_dists":[0.2295589836795367,0.23604367216733518,0.25996331171546533,0.2783674099876245,0.2889601165291996,0.29249412237277456,0.2964956846831797,0.2991996151455658,0.30216580805198,0.30313215886343914,0.3038467152784411,0.3041057289930823,0.3045800459723927,0.3059299519107476,0.3060496886720898,0.30715286088688837,0.3075910526860006,0.3081632097551363,0.3083148613542953,0.3085112884054415,0.3088122572080503,0.30894685413739476,0.30996384261752336,0.31043468104112304,0.3105491542132727],"n_dims_used":45,"mean_confidence":0.9091903686523437},"coverage":{"mean_confidence":0.9091903686523437,"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}}