{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010134},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010480","490:4900011290","490:4900007992","490:4900010987","490:4900011066","490:4900011149","490:4900010037","490:4900010396","490:4900008212","490:4900007894","490:4900011753","490:4900010127","490:4900011887","490:4900007773","490:4900010218","490:4900010661","490:4900010915","490:4900008107","490:4900007774","490:4900008325","490:4900010220","490:4900011065","490:4900010133","490:4900008324","490:4900012021"],"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":[0.35818452608462026,0.3375104234783767,0.3161332793529666,0.3142927449882415,0.2765410216209423,0.2604868151302846,0.25828219357980675,0.2446645765734317,0.24023084162820807,0.21118751425572135,0.1886295496542105,0.17806905955730512,0.17467006650573635,0.17109456674453785,0.16488576779382988,0.16128500322199976,0.15981018449675075,0.1591133728966055,0.14669200567786406,0.141596053543325,0.13929229275222502,0.13655390552185914,0.13389084929160225,0.13342164521322708,0.1272874977527287],"twin_dists":[0.18610674064065014,0.19141921174673154,0.19710064589335569,0.19759970410250988,0.2082367295562654,0.21302607365872517,0.21369800233540936,0.2179313309657611,0.2193422049954267,0.2290368046341375,0.2372099997537686,0.24127197265625,0.24261558292652455,0.24404925353165258,0.24659074069212353,0.2480964611081679,0.24872022382278208,0.24901639143007284,0.25446254238449306,0.2567955246377181,0.2578707398031739,0.25916621238560333,0.2604448430394988,0.2606720990909024,0.26370003161384964],"n_dims_used":45,"mean_confidence":0.8875444200303819},"coverage":{"mean_confidence":0.8875444200303819,"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}}