{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001789},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001791","485:4850001713","485:4850001955","485:4850001965","479:4790000412","479:4790001719","485:4850000474","479:4790001165","485:4850001491","485:4850001651","478:4780006175","485:4850000673","479:4790000474","479:4790000616","485:4850001954","470:4700000947","485:4850001414","473:4730000961","485:4850001724","479:4790001407","470:4700000203","496:4960005406","470:4700005323","488:4880000480","485:4850002036"],"twin_admin_codes":[485,485,485,485,479,479,485,479,485,485,478,485,479,479,485,470,485,473,485,479,470,496,470,488,485],"twin_sims":[0.4882438040286213,0.4559799244602029,0.36673419496031284,0.3446038692029976,0.34070453701356357,0.3213450705679915,0.3211417660331512,0.3191860570605566,0.31215446666946817,0.3050090835819896,0.296933607408354,0.2945292940729392,0.28767656504262595,0.28302580274002215,0.28088809672339327,0.2786333669488054,0.27409556640379973,0.2706490926675867,0.2571866625273302,0.2568338541490853,0.25272069870377245,0.25093727576126146,0.24384840265573143,0.24153396346630182,0.24130794143537893],"twin_dists":[0.15551789551707026,0.16276403168796266,0.18395637655531508,0.18957758286072499,0.19058740393623116,0.19569631058332077,0.1957508508656451,0.19627649826908403,0.19818158468346744,0.20014275582035673,0.2023915197623159,0.20306795492973176,0.20501406441103223,0.206350674406294,0.20696948587643024,0.20762527464424171,0.20895496945860367,0.20997392481181051,0.2140332452594994,0.2141413999207374,0.21540930609207146,0.2159631351485674,0.21818979943079206,0.21892579712273388,0.21899791701515062],"n_dims_used":45,"mean_confidence":0.9192134433322483},"coverage":{"mean_confidence":0.9192134433322483,"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}}