{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002040","480:4800004023","493:4930002892","493:4930002897","480:4800004674","480:4800004005","493:4930001714","493:4930001577","493:4930001288","493:4930003935","480:4800003854","493:4930000488","493:4930000962","493:4930001292","480:4800005686","480:4800005770","480:4800003928","493:4930002046","493:4930003417","480:4800005538","493:4930001747","493:4930000367","480:4800005829","493:4930002913","493:4930003756"],"twin_admin_codes":[493,480,493,493,480,480,493,493,493,493,480,493,493,493,480,480,480,493,493,480,493,493,480,493,493],"twin_sims":[0.5074737467704177,0.48113810491692066,0.4409406719773435,0.39998170305177005,0.3859399233527671,0.38086006597972627,0.37963298814638746,0.3688784922011237,0.35761824598994085,0.3497015005297825,0.32708599716505976,0.32305694040845,0.31825368421445166,0.31124002164704867,0.3066880772094092,0.29812973107301716,0.295949442589613,0.295729578828362,0.2734046321629817,0.2680305206452074,0.26372011232679166,0.25964438042939225,0.2572137015290299,0.24215203019881062,0.23898375287529164],"twin_dists":[0.15127008461404634,0.1570999215979505,0.16620331420629458,0.17581921273484843,0.17921489262441453,0.18045762097941745,0.18075900289596378,0.18342103341586502,0.18625008690275174,0.1882665284127446,0.1941640659357294,0.19523783210175644,0.19652773452637748,0.19843112229438611,0.19967957100326963,0.2020562002968095,0.2026680152348487,0.20272985868623672,0.20915861085909815,0.21075347537832617,0.21204705174541127,0.21328240837928403,0.21402496022648593,0.21872880526452643,0.21974208353113175],"n_dims_used":45,"mean_confidence":0.9222479078504774},"coverage":{"mean_confidence":0.9222479078504774,"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}}