{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001835","490:4900004141","490:4900004419","490:4900001551","490:4900002729","490:4900002748","490:4900001972","490:4900001553","490:4900004260","490:4900006014","490:4900002747","490:4900003840","490:4900003438","490:4900003175","490:4900004686","490:4900002121","490:4900001820","490:4900006757","490:4900006392","490:4900003308","490:4900000926","490:4900003038","490:4900003983","490:4900007496","490:4900002766"],"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":[0.7744729099730335,0.5297234212552661,0.5286987027060839,0.49942438787893995,0.4967059002361209,0.4835745416652734,0.4831860484810867,0.47436407762123023,0.4300517979722149,0.4243464325078099,0.41591786572212974,0.3982955625544756,0.39053913852232214,0.3891906550774002,0.3873673487064941,0.3872895887999711,0.38649709834397944,0.38598727584483256,0.3732708427368271,0.3721055252344302,0.3677843921393693,0.3638466526621669,0.33934663037450463,0.3339244718655446,0.33321361802734073],"twin_dists":[0.09285301008367908,0.14640723422522692,0.14663014470503272,0.1530425294840439,0.15364291032068927,0.15655665703680646,0.15664322368150002,0.1586150000105291,0.16872186713245785,0.17005179360400566,0.17203026499280005,0.17622402375121715,0.17809643390880214,0.17842371847307958,0.17886709467761966,0.17888602554748417,0.1790790622767534,0.17920334522786913,0.18232925685956558,0.182618289067011,0.18369399032924894,0.18467976589436014,0.19094051413334395,0.1923581412514939,0.192544917247663],"n_dims_used":45,"mean_confidence":0.9191583421495225},"coverage":{"mean_confidence":0.9191583421495225,"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}}