{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007887},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880005934","490:4900005804","469:4690002064","466:4660007491","466:4660004099","488:4880001054","467:4670000505","496:4960005114","488:4880000695","490:4900001223","472:4720006609","487:4870005143","496:4960009488","499:4990003920","485:4850000097","484:4840004584","496:4960005650","493:4930005309","466:4660005918","493:4930000722","479:4790005961","499:4990000227","493:4930005821","496:4960006050","466:4660006510"],"twin_admin_codes":[488,490,469,466,466,488,467,496,488,490,472,487,496,499,485,484,496,493,466,493,479,499,493,496,466],"twin_sims":[0.2238708702490895,0.20700101551029937,0.10836217286947171,0.08866169213095972,0.08289212806990652,0.0805701740515711,0.07718753483717704,0.07226315609848367,0.0662799837871105,0.06594403681857561,0.06572758947677669,0.06145245966018671,0.05389602647339413,0.053873402956015795,0.05249145280972406,0.05180132247987222,0.05030887063202399,0.04903068963646506,0.04894523830419445,0.047861664133359134,0.04747122246234714,0.046638602141099404,0.04661426842960367,0.04624834130684709,0.04421690274090064],"twin_dists":[0.22470056921575302,0.23050665947723198,0.2738027857485483,0.28589663343802446,0.289839306511968,0.29148804639039316,0.2939594937068892,0.297718155798745,0.3025750756300909,0.30285821658150414,0.30304126566145256,0.3067618573834246,0.3138934183227629,0.3139159785994714,0.31530920036411725,0.31601639265384496,0.31757293875237874,0.3189368831457369,0.31902912111008297,0.3202105685615001,0.3206417554712079,0.3215712609501717,0.3215986343115187,0.32201172045292786,0.3243560730000567],"n_dims_used":45,"mean_confidence":0.9251102023654514},"coverage":{"mean_confidence":0.9251102023654514,"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}}