{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012109},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012176","490:4900011092","490:4900010584","490:4900011308","490:4900010748","490:4900011307","490:4900010497","490:4900011506","490:4900011244","490:4900011370","490:4900012103","490:4900011518","490:4900011061","490:4900010052","490:4900011570","490:4900010825","490:4900011503","490:4900009922","490:4900011444","490:4900010743","490:4900011504","490:4900011443","490:4900010820","490:4900009822","490:4900008769"],"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":[0.4875674360920982,0.30371917897957057,0.054367497168673035,0.026497911461998612,0.021360422194747385,0.01811395001157572,0.016004465865322504,0.015982502132162502,0.014854865617645562,0.014322296029940014,0.012395721973782515,0.012179480271258876,0.009367767139293269,0.009122658381967493,0.008662085881098201,0.008466443144634772,0.007273542651853575,0.007220509896128407,0.00717956279315114,0.006816075984424106,0.006217873202176066,0.005906063727784943,0.005393022186831281,0.005371171951404956,0.0046230274138301],"twin_dists":[0.15566817676654446,0.2004996057313862,0.31342504202748184,0.3499720732582808,0.36020990497488203,0.36784861277969033,0.37348287378569694,0.3735448898343739,0.3768342576850027,0.3784649432159926,0.384849635987954,0.3856201944716407,0.39693521133000903,0.3980602834912049,0.40024947492957,0.40121106083604063,0.4075457193611046,0.40784847787757983,0.40808361074347194,0.4102254355071731,0.41398508319840954,0.4160760110360681,0.419743788460217,0.4199068998283644,0.42588953513580396],"n_dims_used":45,"mean_confidence":0.8908781263563368},"coverage":{"mean_confidence":0.8908781263563368,"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}}