{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010916","490:4900010915","490:4900010746","490:4900008342","490:4900007901","490:4900011151","490:4900009940","490:4900011889","490:4900007787","490:4900008120","490:4900007773","490:4900010835","490:4900011297","490:4900008005","490:4900010024","490:4900011320","490:4900011887","490:4900008123","490:4900008345","490:4900008107","490:4900011075","490:4900010140","490:4900011082","490:4900011432","490:4900008010"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.43956382847140474,0.43904426685592685,0.403896554236329,0.38103494092118895,0.3215354370482052,0.31685583783661037,0.3011326662799269,0.28879553206060854,0.28618696794435805,0.259593492221622,0.25507443912770733,0.23846144564924085,0.23410537426269265,0.2302492956109849,0.2214865585298829,0.21888794540254206,0.21057101073265524,0.2104954749349303,0.21015607307389816,0.1938407590793706,0.189939334230104,0.18284401236843198,0.1822031372044004,0.17987792887087262,0.17821522270620888],"twin_dists":[0.16652040036300017,0.1666401560133403,0.17488230149000814,0.1804147082080072,0.19564525868022686,0.19690517504613125,0.20121782204061073,0.20469441620593476,0.2054407456028189,0.2132979093060864,0.21468216281403504,0.21990996442018337,0.22131953623030012,0.2225817338162869,0.22550290714111243,0.22638396101413852,0.22925200372598176,0.22927839994329438,0.229397084435894,0.23526420396536651,0.23671744727100427,0.23941486420126074,0.2396621090845151,0.24056435229449838,0.24121460545025186],"n_dims_used":45,"mean_confidence":0.8873525831434462},"coverage":{"mean_confidence":0.8873525831434462,"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}}