{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007625},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003225","490:4900007985","490:4900009091","490:4900008429","490:4900008207","490:4900003888","490:4900007637","490:4900008098","490:4900003481","490:4900008209","490:4900003222","490:4900008092","478:4780004956","466:4660007050","470:4700004271","490:4900003356","490:4900005535","490:4900008540","466:4660000101","470:4700005027","490:4900007981","466:4660008396","490:4900003216","466:4660003348","470:4700003313"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,478,466,470,490,490,490,466,470,490,466,490,466,470],"twin_sims":[0.3519244639589441,0.33935382539122216,0.33443092647047235,0.3319978808548745,0.31221393454880764,0.2991454255381189,0.2966809694083918,0.2903100231426917,0.28836433243624915,0.2817834013422187,0.2760751282802904,0.2726383243542152,0.27123210675917125,0.26567246949128476,0.25526441559199015,0.2528956285444849,0.24074349224484254,0.23826921315656727,0.2336497892050357,0.2320275422908822,0.22794926678812408,0.22728902745293722,0.22678223686861884,0.22302609274266919,0.2202301073553036],"twin_dists":[0.1876979518073664,0.19093864114361037,0.19222520287848205,0.19286485492901106,0.1981653712985332,0.20177208147432604,0.20246244542956712,0.20426295711876344,0.20481750640244825,0.20670997234805286,0.20837326362529437,0.2093848375599906,0.2098009964087874,0.21145952056839618,0.21462365928135607,0.21535511714853114,0.2191782149036128,0.2199718123904424,0.22146794629936856,0.22199795264565134,0.22334123952118373,0.22356019652686043,0.22372855090314597,0.22498418798782627,0.22592803480179044],"n_dims_used":45,"mean_confidence":0.9108591715494792},"coverage":{"mean_confidence":0.9108591715494792,"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}}