{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005314},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006702","490:4900005315","490:4900005042","490:4900005439","490:4900005438","490:4900005967","490:4900007554","490:4900005177","490:4900006814","490:4900005176","490:4900005307","490:4900004900","490:4900004767","490:4900005446","490:4900006448","490:4900007553","490:4900005437","490:4900005448","490:4900005321","490:4900005694","490:4900007309","490:4900004770","490:4900006460","490:4900007050","490:4900007183"],"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":[0.31197740567984567,0.1494706297577983,0.12549527707575364,0.10616045507979582,0.10401750769368845,0.08393208469193117,0.08227246329618862,0.07477306061467745,0.0572612984145694,0.05665806878690278,0.052180625651663946,0.043756174595266525,0.03904911278388375,0.03681400455581757,0.03495787461243264,0.03374971436119487,0.03265763728016754,0.031041499212634143,0.02835813809556105,0.02683284060098112,0.02553203107568982,0.024520143693494974,0.023600586917123825,0.02243098817667606,0.02177298599229719],"twin_dists":[0.19822986921552432,0.25321564287682446,0.26460550107730335,0.27506445107768096,0.2763121182737408,0.28911282127135246,0.29027565704881114,0.29577742516190275,0.31062167244554595,0.3111962301083542,0.3156267501291532,0.3249003129075253,0.33075618508380944,0.3337484720102258,0.336352934237991,0.33811212456986367,0.33974910382776474,0.3422595788647619,0.34668661835955344,0.34936617271995757,0.3517571546176687,0.3536909522187903,0.35550913738493845,0.35791259181923046,0.3593129850866361],"n_dims_used":45,"mean_confidence":0.9139885796440972},"coverage":{"mean_confidence":0.9139885796440972,"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}}