{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011640},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011838","490:4900011645","490:4900010589","490:4900011702","490:4900011237","490:4900011455","490:4900011301","490:4900011701","490:4900011456","490:4900011305","490:4900011434","490:4900011575","490:4900011905","490:4900011901","490:4900011573","490:4900011367","490:4900010674","490:4900011769","490:4900011585","490:4900011574","490:4900011776","490:4900011639","490:4900011637","490:4900011441","490:4900012184"],"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":[0.3755020794849537,0.3484925620279355,0.2808560257963944,0.2705243412816929,0.2689146856942967,0.24687719266952962,0.2263364041609118,0.2116406406180017,0.18480578447540372,0.176150378145955,0.17502626547181355,0.17036087437602704,0.16033757043722355,0.1602845677686534,0.159325979742285,0.15306648522613947,0.13987994782492413,0.13645281991726474,0.13136943711663604,0.11601217564556245,0.11592550259684943,0.11189459549822017,0.104639286767375,0.10439467236948445,0.10425555084388569],"twin_dists":[0.18177708247973326,0.18857653837194738,0.20697879126645433,0.21001095730430813,0.21048973383866423,0.21723341593694948,0.22387686160552672,0.22887890623124976,0.23866180610957455,0.24202815320451515,0.24247390977866318,0.24434608968962812,0.2484966915321011,0.24851913250603827,0.24892592671428634,0.25162711231862994,0.2575952163362077,0.2592144043818575,0.26167319741168055,0.26956763920262056,0.26961440033873224,0.2718194499211671,0.2759480617571244,0.2760910838656318,0.27617254243632466],"n_dims_used":45,"mean_confidence":0.8913263956705729},"coverage":{"mean_confidence":0.8913263956705729,"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}}