{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009364","490:4900009055","490:4900009672","490:4900010272","490:4900011722","490:4900008500","490:4900009365","490:4900011800","490:4900010172","490:4900009169","490:4900009980","490:4900009274","490:4900009984","490:4900009054","490:4900010281","490:4900009772","490:4900012142","490:4900010704","490:4900009467","490:4900009264","490:4900011605","490:4900008610","490:4900011997","490:4900010268","490:4900009168"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3744880669772322,0.3323970045957872,0.3196441426633123,0.31325325846430163,0.26140102201810267,0.2593617116041204,0.24278015030497527,0.2310061003755581,0.20944118449442878,0.2091084702925691,0.20654258619184418,0.19319978143099448,0.18510079117379052,0.1833456643496559,0.17835961499911598,0.17645549506775518,0.1750652929413973,0.16982045290485132,0.16289847771721913,0.15861893006146477,0.15203205379053977,0.14741675263932905,0.13730847924292858,0.1338834863605961,0.13275810832277452],"twin_dists":[0.18202782451697375,0.19275974971020587,0.19615321416603812,0.19788229271552651,0.21274848882763797,0.21336853560816252,0.21852894240199744,0.22233292041925617,0.22964749863742978,0.2297642414190147,0.23066883776677508,0.23550155418737612,0.2385490507262881,0.23922175700155907,0.24115796607923146,0.24190751165276114,0.2424583996528862,0.24456531969819256,0.24741877984826255,0.2492271188747868,0.2520812544198393,0.2541356444317868,0.2588073148228732,0.2604484046033643,0.2609945069361656],"n_dims_used":45,"mean_confidence":0.906876966688368},"coverage":{"mean_confidence":0.906876966688368,"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}}