{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880005732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880005643","488:4880005548","488:4880004879","488:4880004878","488:4880005542","470:4700001803","488:4880005634","488:4880005165","488:4880005455","488:4880005544","488:4880005724","466:4660006695","488:4880004880","493:4930002093","466:4660006696","488:4880006236","470:4700007756","466:4660005493","470:4700004909","493:4930004310","466:4660002522","470:4700003779","488:4880004026","488:4880005809","488:4880005811"],"twin_admin_codes":[488,488,488,488,488,470,488,488,488,488,488,466,488,493,466,488,470,466,470,493,466,470,488,488,488],"twin_sims":[0.6539483460051837,0.5900645866215413,0.518779851336364,0.5085630656446755,0.4521388523984817,0.43269000213577474,0.4168027614092535,0.4129018821231213,0.4065937611688201,0.40161257690002883,0.38941682731796173,0.3861654857917933,0.3832553635726402,0.38126790963032364,0.37636897689127385,0.36807928668895745,0.3650483421752137,0.3591372202077281,0.3547406583075337,0.3528891877767379,0.3525022417029439,0.34985588724475025,0.349538188239965,0.3492405616451571,0.34682016422119566],"twin_dists":[0.11969988527284509,0.13340117617877492,0.1487928266041631,0.151030800417565,0.16363834433676888,0.1681093414895884,0.17182175396732746,0.17274237271327825,0.17423917090474578,0.17542840724861,0.17836878808104445,0.17915989290968912,0.17987065724610618,0.18035755447437846,0.18156298136688345,0.18362037993124827,0.1843783677326977,0.18586584080741414,0.18698032205237092,0.18745178357695497,0.18755047833929078,0.1882269792969749,0.18830837394696304,0.18838466123310466,0.1890063277256297],"n_dims_used":45,"mean_confidence":0.9178801642523872},"coverage":{"mean_confidence":0.9178801642523872,"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}}