{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001726","477:4770000454","477:4770001668","485:4850007723","477:4770001322","477:4770000622","477:4770001594","477:4770001593","477:4770001546","477:4770000544","477:4770001592","485:4850007791","477:4770001554","477:4770000545","500:5000001197","477:4770003538","485:4850007683","477:4770000726","488:4880000194","478:4780004841","477:4770000440","477:4770001533","477:4770000328","485:4850007054","500:5000001158"],"twin_admin_codes":[477,477,477,485,477,477,477,477,477,477,477,485,477,477,500,477,485,477,488,478,477,477,477,485,500],"twin_sims":[0.4339440721260537,0.3952240173606643,0.3900475010969816,0.38987847822414085,0.38742672706594955,0.36134561766808676,0.34921753836877384,0.33014805946885645,0.3059928277052621,0.29780335539805086,0.2756979005263555,0.27154465445570114,0.2673518931665995,0.2669872629101799,0.26593546714144967,0.2650435650897028,0.26444908814922424,0.25753907391922476,0.2481613610948789,0.2431914676884143,0.2417713302293342,0.23134228241061558,0.22938305812102752,0.22425862092685414,0.22095907971510506],"twin_dists":[0.16781870660900994,0.17696346522218426,0.17821569559796602,0.1782567135394579,0.17885264005733403,0.18530867495456924,0.18839056395217832,0.1933528918325758,0.1998711916266669,0.20214761743056692,0.20848391673779534,0.20970838572073688,0.21095627242019738,0.21106536839619905,0.21138058150630049,0.21164848456674937,0.21182736148177475,0.21392530583503228,0.21683019948990814,0.218398245625624,0.21885010438338753,0.22222256670782753,0.2228671881691466,0.2245706276021337,0.2256811857404546],"n_dims_used":45,"mean_confidence":0.9216690063476562},"coverage":{"mean_confidence":0.9216690063476562,"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}}