{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003634","490:4900004206","490:4900003367","490:4900004193","491:4910002162","490:4900002369","490:4900003240","490:4900003241","490:4900005285","490:4900003501","490:4900004331","490:4900003237","490:4900003770","490:4900003635","490:4900002368","490:4900005286","490:4900005288","490:4900003780","490:4900005417","490:4900003922","490:4900005294","490:4900004335","490:4900003639","490:4900003502","490:4900005153"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8256362299770591,0.640144889156688,0.6320914760335565,0.6168535383686548,0.5644382877687351,0.5505574991087873,0.5372968034990996,0.4079455752231294,0.4054017867309112,0.3776888838774978,0.37104098147814374,0.3612256493556381,0.35384018372417037,0.32752362725168016,0.3270384309516457,0.3247027657105624,0.3234000643206781,0.31814566872790523,0.3175422796762892,0.30319869227639484,0.2956890541831107,0.28700695003336923,0.28463212195135773,0.24552542262641971,0.226528915269459],"twin_dists":[0.08039660912068422,0.12266928776617175,0.12439795139742191,0.12766386763444193,0.13890186901500054,0.1418933164750652,0.14476253716211654,0.17391755450335422,0.1745231535014574,0.18123746039323502,0.18288271769980258,0.18533889759396346,0.18720946054170914,0.19404787730289785,0.1941766997042059,0.19479831724152372,0.19514609877769662,0.19655686703966302,0.19671970782300544,0.20064384642285202,0.20274126044839,0.20520570510465666,0.2058875413912561,0.21765931735920524,0.22381279711475907],"n_dims_used":45,"mean_confidence":0.8974360995822482},"coverage":{"mean_confidence":0.8974360995822482,"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}}