{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003978","499:4990000757","477:4770003921","499:4990000675","499:4990000602","499:4990000672","477:4770004000","499:4990001301","477:4770003999","477:4770003596","499:4990000603","477:4770000500","499:4990001296","477:4770000661","477:4770001305","477:4770001758","477:4770001065","499:4990000605","499:4990000830","477:4770003654","470:4700000658","477:4770000824","477:4770001590","477:4770003586","477:4770001695"],"twin_admin_codes":[477,499,477,499,499,499,477,499,477,477,499,477,499,477,477,477,477,499,499,477,470,477,477,477,477],"twin_sims":[0.8872206627845814,0.8619927027765142,0.8135530464378101,0.8020373672683522,0.7987720411474232,0.765906392842302,0.7443338031907858,0.7136588793061096,0.6837432646975028,0.6831779097630551,0.6804301000047734,0.6761448680841531,0.6335663815711974,0.6234630090446333,0.6034033872110564,0.5892288812138691,0.5800159946592881,0.5604645764487446,0.5593010199330704,0.5575176537269728,0.5455729556149415,0.5395213420419706,0.538996322005546,0.5389021089278462,0.5212201227498958],"twin_dists":[0.06353545757870732,0.07078063612475938,0.0834324354249139,0.08626640031300688,0.08706041668739363,0.0948520105023177,0.09980339900489588,0.10667909532631972,0.11324768966908735,0.1133708270839069,0.11396886692611181,0.11490008795334793,0.12408153044462804,0.12624786792975498,0.13054412617463243,0.13358026068329165,0.13555557129636506,0.139757167396078,0.14000776385382085,0.1403919912153964,0.14297036863150764,0.1442803189249879,0.1443940942386932,0.14441451307107286,0.14825988482960573],"n_dims_used":45,"mean_confidence":0.9260296291775174},"coverage":{"mean_confidence":0.9260296291775174,"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}}