{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003858","490:4900001985","490:4900003991","490:4900004550","490:4900002297","490:4900002886","490:4900001986","490:4900004283","490:4900004130","490:4900003321","490:4900003446","490:4900004407","490:4900002142","490:4900001548","490:4900004143","490:4900002595","490:4900004552","490:4900002737","490:4900004136","490:4900005101","490:4900004554","490:4900002898","490:4900002581","490:4900003575","470:4700004501"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470],"twin_sims":[0.8163211581535312,0.7855790134439692,0.7629988220627985,0.7513164473151167,0.7483782897586264,0.7231348562179682,0.6966110128040633,0.6684089420722844,0.6273944725466498,0.579156977853313,0.578201630119067,0.563170296195041,0.5081920114247013,0.4516210342490471,0.45090531569016273,0.42435364902088035,0.42404632959898564,0.4153760004254754,0.41162511287438547,0.3988551370675374,0.38732598602070345,0.36432546100996255,0.36060975911987886,0.3380396371633187,0.32590888370493554],"twin_dists":[0.08274287691190206,0.0902294504382412,0.09552598148545315,0.09821265499120482,0.09888331545858357,0.10457268404061577,0.11043579971189812,0.11657710849301917,0.12540520615931067,0.1357398684735797,0.1359448600837366,0.1391747048787201,0.15111229262041537,0.16375641994958878,0.16391970460142288,0.17005010677219046,0.17012195208213557,0.17215804073034607,0.17304451189515807,0.17608959386874642,0.17887716431711223,0.1845596148907753,0.18549413433402093,0.19128110258722755,0.1944770109250923],"n_dims_used":45,"mean_confidence":0.923006354437934},"coverage":{"mean_confidence":0.923006354437934,"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}}