{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012788},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008013","490:4900003045","494:4940002575","466:4660007187","490:4900012717","493:4930006878","493:4930006967","494:4940002915","466:4660003647","490:4900012856","496:4960005108","493:4930004739","466:4660004976","466:4660007154","490:4900000746","494:4940003465","466:4660008084","466:4660006855","487:4870001193","478:4780001743","478:4780009468","490:4900004279","490:4900001763","466:4660003707","490:4900000638"],"twin_admin_codes":[496,490,494,466,490,493,493,494,466,490,496,493,466,466,490,494,466,466,487,478,478,490,490,466,490],"twin_sims":[0.15247720237766835,0.12528544408710734,0.09728691904350424,0.065004138008154,0.05324342098471103,0.04282520985606298,0.037704095528026976,0.03517480209280954,0.03408232483426979,0.03311781644357794,0.032232670782497634,0.028608053794424968,0.028595413654840404,0.024556269743673854,0.024226534807966785,0.022269947947018608,0.02030808405124458,0.01941099219163361,0.018739696501717334,0.01847969620760224,0.017019742650406865,0.016719275503302163,0.016211177184056062,0.015892484010961123,0.015589852072147916],"twin_dists":[0.251885545524029,0.26471215357356315,0.280365945256555,0.30365668054424344,0.3145473765461657,0.32601488641234266,0.33253887865242254,0.33604256517290554,0.33762253064675823,0.3390537045476285,0.34039876275428854,0.3462594615077371,0.34628098893153597,0.3536207348433849,0.3542649773114938,0.35825199388719825,0.36256789854094734,0.36466368289374224,0.3662880167906021,0.3669308313196832,0.37069469880475325,0.3715042855014292,0.37290284736786067,0.37379984733752936,0.3746664033666265],"n_dims_used":45,"mean_confidence":0.9177280002170138},"coverage":{"mean_confidence":0.9177280002170138,"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}}