{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001766","485:4850001039","485:4850002361","485:4850001276","485:4850004471","485:4850004726","485:4850001694","489:4890000900","485:4850004244","477:4770000251","485:4850004172","489:4890000893","485:4850001261","485:4850004185","485:4850001398","485:4850002426","481:4810005826","485:4850001268","485:4850004034","485:4850001701","470:4700001804","485:4850005256","481:4810005936","485:4850005854","485:4850001152"],"twin_admin_codes":[485,485,485,485,485,485,485,489,485,477,485,489,485,485,485,485,481,485,485,485,470,485,481,485,485],"twin_sims":[0.5334643018861782,0.5312020849577621,0.5122814416681584,0.48572255670215625,0.46652931366745193,0.46623541720305317,0.46166101629685935,0.4472393315442088,0.44609932889653864,0.4448577798233999,0.44200144726989354,0.4405603524373401,0.43512794068956745,0.4284274111064258,0.4278226630755794,0.4266674809224114,0.42364175068949633,0.4216071095681389,0.4206051724661811,0.40649703633773127,0.40363192916053864,0.4006789957904023,0.40043555910983586,0.39668954786926863,0.3947540316118675],"twin_dists":[0.14559423837008736,0.14608573713104755,0.1502150030337382,0.15607841129946937,0.16037626389855056,0.16044252675380585,0.1614757645078026,0.16475759012736466,0.16501867292508063,0.16530330090626538,0.16595928133597124,0.166290862862481,0.16754465013339712,0.1690997702084361,0.16924061077471528,0.16950987052591174,0.1702165679056429,0.17069296883021642,0.17092792256633757,0.1742622013390203,0.1749455028640733,0.17565203261796958,0.17571038301131164,0.17661032661911272,0.1770768421516748],"n_dims_used":45,"mean_confidence":0.9196542527940538},"coverage":{"mean_confidence":0.9196542527940538,"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}}