{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002422","490:4900002701","490:4900004521","490:4900010206","490:4900003693","490:4900001947","490:4900002423","490:4900011744","490:4900001962","490:4900002405","490:4900003830","490:4900009692","490:4900010103","490:4900010014","490:4900004241","490:4900011680","490:4900010000","490:4900004114","490:4900003976","490:4900008289","490:4900003558","490:4900008960","490:4900001523","490:4900012082","490:4900001384"],"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":[0.4353184311856685,0.4343731435449631,0.36569846536426814,0.35650203067448133,0.33820426220134203,0.3328428065381139,0.3272099112736951,0.32719589181306924,0.31931554679872787,0.3088013227627572,0.30879900393298604,0.2893760909122407,0.28028479132963885,0.27943028704883616,0.2653699041491363,0.2562716010175463,0.2508465119024467,0.24557043446938598,0.24507464812395455,0.2359600911194394,0.21915498611045367,0.2155499478773606,0.21012829578692038,0.20837875873024556,0.20802969810344973],"twin_dists":[0.16750058089518524,0.16771934534332902,0.1842155174929484,0.1865329839849825,0.19123816408358338,0.19264243369514616,0.19413115864015892,0.19413488137788726,0.19624163875566136,0.19909866303953488,0.1990992992048705,0.20452886323578054,0.20714464321182724,0.20739312304921703,0.21155039614618024,0.21431395491492491,0.2159913882408652,0.21764511125081532,0.21780167811367276,0.22071729462635398,0.22629309948442014,0.22752606268817854,0.22940680356121945,0.23002072607602858,0.23014363293789952],"n_dims_used":45,"mean_confidence":0.9144743177625868},"coverage":{"mean_confidence":0.9144743177625868,"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}}