{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001903","485:4850007638","485:4850008630","500:5000001078","485:4850007629","485:4850006036","477:4770001268","500:5000001814","477:4770002268","500:5000001715","485:4850007345","500:5000001314","500:5000001303","477:4770000875","500:5000000248","485:4850006754","500:5000001019","485:4850007575","485:4850007647","477:4770001891","485:4850007648","500:5000001800","485:4850003537","485:4850007324","477:4770000703"],"twin_admin_codes":[500,485,485,500,485,485,477,500,477,500,485,500,500,477,500,485,500,485,485,477,485,500,485,485,477],"twin_sims":[0.5263808037840595,0.4268291678732136,0.36176923630143387,0.3601062468682909,0.341443210655108,0.31735855288853265,0.3057695882455794,0.296403603906016,0.27124675360518913,0.2671601192243621,0.24772412959020718,0.23745884935317882,0.215448000256656,0.21443422692439223,0.20479234879072009,0.2012585744796144,0.20102761418450985,0.1940476261374042,0.19105402480232234,0.17753561016928623,0.16821333501270674,0.16587436270902406,0.16389953541895005,0.16286556174647357,0.15532135656243254],"twin_dists":[0.14713471055213037,0.16947216507349325,0.18520199697452377,0.18562114634511404,0.19039563583711341,0.19676932609637832,0.19993277291591374,0.20254035404863996,0.20979665494750882,0.21101363891887162,0.2169673352641118,0.22023289304128443,0.22756113100884245,0.2279104631647287,0.2312902905187234,0.2325562000800229,0.2326394673398799,0.2351877188300119,0.2363001278773998,0.2414816291181529,0.24522024624979233,0.2461815102331078,0.24700076364484108,0.24743255627109623,0.2506449100025127],"n_dims_used":45,"mean_confidence":0.9225664774576823},"coverage":{"mean_confidence":0.9225664774576823,"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}}