{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005767","490:4900006757","490:4900004682","490:4900012490","490:4900007122","490:4900006509","490:4900007741","494:4940008480","490:4900007246","490:4900006880","490:4900007003","490:4900006870","490:4900005756","490:4900006390","490:4900005229","490:4900005626","490:4900007241","490:4900006028","490:4900004263","490:4900001678","490:4900003705","490:4900006993","490:4900006392","490:4900007493","490:4900004123"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5783073117312126,0.49898257696016873,0.47968521678671555,0.4325034558114406,0.41752942460115217,0.4057325111589281,0.39796505523175024,0.39321509509928043,0.37986321202929524,0.37045147115730104,0.3539353420826854,0.348907431326154,0.313874284133808,0.2998360763780418,0.29650564555337977,0.288608517979769,0.2847266524350044,0.28189208288982476,0.2760126377197201,0.2714872066754449,0.27133806711503683,0.2659119746271909,0.2628848415479503,0.2597570293498691,0.2588291640138687],"twin_dists":[0.13592218225051703,0.15314004104077897,0.15742429300727706,0.1681526031754446,0.17165066969645318,0.1744443226415932,0.17630346399571462,0.17744852491594948,0.1807024219101794,0.18302931155493438,0.1871852318812598,0.18847008926264908,0.19771340037754245,0.2015792093078532,0.20251168679433815,0.20474778772621505,0.20586033554866442,0.20667850385178074,0.20839158773560962,0.209725403081766,0.20976959203453288,0.21138763083534598,0.21229924297633526,0.2132481014775403,0.2135309598533594],"n_dims_used":45,"mean_confidence":0.9135988023546007},"coverage":{"mean_confidence":0.9135988023546007,"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}}