{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004407","490:4900001985","490:4900004544","490:4900003991","490:4900004554","490:4900003179","490:4900004273","490:4900004411","490:4900004130","490:4900002886","490:4900004550","490:4900002297","490:4900003996","490:4900005109","490:4900001986","490:4900004555","490:4900002581","490:4900001548","490:4900005245","490:4900005246","490:4900002142","490:4900003858","490:4900003699","490:4900001833","490:4900004414"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7336998758673003,0.4268201181947703,0.42404632959898564,0.4023141344238411,0.40173866043442774,0.3998922256388939,0.39837427846362794,0.38867955437700413,0.3876832537159676,0.38319878265036517,0.3725750824608429,0.3706471064259871,0.3543906583392942,0.3502571785629485,0.34306679733348516,0.3409873957209087,0.337213803166427,0.33392362374425355,0.33093553902755346,0.33004551943357663,0.32925106789886416,0.32669812092856304,0.32612496568711447,0.32044874621075875,0.31914577189361387],"twin_dists":[0.1022063898714842,0.16947427530582523,0.17012195208213557,0.17526051425411537,0.17539822385677337,0.17584067505798132,0.17620510815546878,0.17854790468754445,0.1787902051719537,0.1798845019763383,0.18250177173538332,0.18298065000255162,0.18706934865120556,0.18812422357760175,0.18997491183095042,0.1905139443257611,0.19149667200005435,0.19235836396529926,0.19314494911107757,0.19337998867935982,0.1935900843460299,0.19426711699346147,0.19441951698835971,0.1959369119607963,0.19628734492978625],"n_dims_used":45,"mean_confidence":0.9205030653211805},"coverage":{"mean_confidence":0.9205030653211805,"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}}