{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003334},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002818","470:4700002815","470:4700002992","472:4720002915","470:4700002820","488:4880005817","469:4690007938","488:4880005899","470:4700004218","469:4690007732","470:4700004738","466:4660006836","472:4720002543","487:4870012087","470:4700003207","469:4690008480","469:4690003719","466:4660003067","469:4690007928","469:4690002392","469:4690007873","478:4780009738","474:4740002180","466:4660004884","470:4700003552"],"twin_admin_codes":[470,470,470,472,470,488,469,488,470,469,470,466,472,487,470,469,469,466,469,469,469,478,474,466,470],"twin_sims":[0.46098364908176753,0.16136206990630983,0.08276158964383314,0.04624905631334344,0.04301969610944582,0.03788605028999038,0.03531358974142302,0.034402003017802,0.032727321178239746,0.027932269917711375,0.027259959989001176,0.02630403053465529,0.026068772252962658,0.022857806949990025,0.02247998768222255,0.021807713455696886,0.020935654460882407,0.02089918598926452,0.0197324802424838,0.018278978038313118,0.017383678050403112,0.015952801301729585,0.015302821642485387,0.015246302026079317,0.014844613343276324],"twin_dists":[0.16162906869073032,0.2480639804739203,0.2899310106602572,0.32201091063566895,0.3257803708803313,0.33229459529092387,0.33584484774363194,0.33715579441544324,0.3396432657928438,0.3474220279824512,0.3486028813354935,0.35032583592439737,0.3507581303885192,0.3570231731010384,0.35780974224643675,0.35923816314846313,0.36114924358910316,0.36123066180518715,0.36390308770213947,0.367432512554769,0.36973072499039433,0.3736288713565398,0.3755020714498241,0.3756682481797333,0.37686515928107894],"n_dims_used":42,"mean_confidence":0.9109217325846354},"coverage":{"mean_confidence":0.9109217325846354,"n_dims_used":42,"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}}