{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011957","490:4900008103","490:4900010216","490:4900012089","491:4910005409","490:4900011072","490:4900010913","490:4900012023","490:4900011886","490:4900011956","491:4910005612","491:4910005657","490:4900011235","490:4900011083","490:4900007887","491:4910005906","490:4900010914","490:4900012036","491:4910005610","491:4910005604","490:4900008216","490:4900010227","490:4900012157","491:4910005876","490:4900008325"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,491,491,490,490,490,491,490,490,491,491,490,490,490,491,490],"twin_sims":[0.09491004888592101,0.06923467428467117,0.05946628547392441,0.031777350670086926,0.020918793634391995,0.01992295222588185,0.01906715595563951,0.01810823005077588,0.0179763504364633,0.017191234199836147,0.016533098667443763,0.015516568949511613,0.012633608802529579,0.011815644039019548,0.011581448581449848,0.010851168347041721,0.010716547033195873,0.009467341201661216,0.009054439438051532,0.009012804836843403,0.008605658380509315,0.008568831061826996,0.00844738811789419,0.00784687669262162,0.006807894628575954],"twin_dists":[0.28185012157803674,0.3001339250887472,0.30856307396343735,0.34110299659249826,0.36118687111106207,0.36345754468095337,0.3654894218779691,0.3678630944443818,0.36819809976374396,0.3702382315028122,0.3720123566272398,0.3748784663035988,0.38401558672543945,0.3869445026252674,0.38781621090499085,0.3906387326687659,0.39117739719815114,0.39648565282756676,0.3983782181862677,0.3985733099959932,0.40052480542710545,0.40070537198352074,0.40130577638557724,0.4043933550576426,0.410274815452199],"n_dims_used":45,"mean_confidence":0.8862870958116319},"coverage":{"mean_confidence":0.8862870958116319,"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}}