{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002795","499:4990002782","499:4990002018","500:5000001004","485:4850000683","485:4850001946","468:4680005164","470:4700000856","488:4880000098","500:5000010054","488:4880000963","499:4990000824","500:5000004335","478:4780003802","488:4880000537","499:4990001359","480:4800004100","493:4930000544","485:4850001788","467:4670001124","478:4780006644","466:4660001261","499:4990004234","468:4680005401","466:4660001354"],"twin_admin_codes":[499,499,499,500,485,485,468,470,488,500,488,499,500,478,488,499,480,493,485,467,478,466,499,468,466],"twin_sims":[0.37874347384909307,0.2717959063525879,0.24117729820200123,0.24007620426994686,0.22541876285970303,0.22048137633636145,0.22009422620332006,0.21529512167703513,0.2089467992437998,0.19923588746088908,0.1958125224731963,0.19120140805091876,0.1806806591221082,0.1806621442880793,0.17886968259358121,0.17829189317097913,0.16944975354457387,0.1694367678195026,0.16893942028438577,0.1685492753899746,0.16611168653764366,0.1631926962288819,0.16279563289650795,0.1626432205759787,0.16143457397617675],"twin_dists":[0.18097777065085444,0.20963398516306403,0.2190396230835838,0.21939171602406987,0.2241827354350247,0.22584288689657045,0.22597410815595032,0.22761373972601495,0.2298210142004114,0.23328768125331917,0.2345374736303217,0.23624507768993055,0.2402519436746703,0.2402591382421362,0.24095814698066037,0.24118452661148926,0.24471598919726392,0.24472127149118553,0.24492380028900332,0.24508297442088156,0.2460835318487598,0.24729572914394587,0.24746183050486778,0.24752566628358255,0.24803343308439565],"n_dims_used":45,"mean_confidence":0.9250504387749566},"coverage":{"mean_confidence":0.9250504387749566,"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}}