{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000007117","500:5000006601","500:5000003142","500:5000010425","500:5000005753","500:5000011615","468:4680000394","468:4680001108","500:5000010435","500:5000004742","500:5000010954","500:5000003659","500:5000006856","498:4980001331","468:4680000513","498:4980002676","498:4980000574","498:4980001517","500:5000010332","468:4680000973","500:5000010421","500:5000010683","500:5000006989","498:4980000350","500:5000010223"],"twin_admin_codes":[500,500,500,500,500,500,468,468,500,500,500,500,500,498,468,498,498,498,500,468,500,500,500,498,500],"twin_sims":[0.43027788657341715,0.4160976949075929,0.35593935390162096,0.34849502498848406,0.3222027327950215,0.3191961027104794,0.29733210946622923,0.29474243930754485,0.2844985376212619,0.277767823948353,0.2725902776111043,0.2580481642310831,0.24632433226132147,0.24498137866648198,0.23945069035023778,0.2346345669223036,0.23410720976049335,0.2332054688158659,0.22359986103616022,0.21908304826771688,0.21576845040102743,0.2152133757098835,0.2136535340904522,0.2126008925210203,0.20981916474068074],"twin_dists":[0.16866931531694562,0.17198787580704541,0.18667576346909884,0.18857590621754264,0.19546643866400584,0.1962737936277757,0.20227971628669317,0.2030078568494292,0.20592599619570848,0.20787787520552944,0.20939903477174865,0.21376954205453286,0.21740742361583487,0.21783115494527114,0.21959220169051377,0.22114738548412116,0.22131893868709912,0.22161286981340814,0.2247914778526251,0.2263175692745108,0.22745093902619212,0.2276418805611096,0.22818023979571295,0.2285450484414792,0.22951502584893005],"n_dims_used":45,"mean_confidence":0.9235072665744357},"coverage":{"mean_confidence":0.9235072665744357,"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}}