{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003720","490:4900000765","490:4900002440","490:4900003443","490:4900002291","490:4900004128","490:4900007616","490:4900006636","490:4900001142","490:4900007617","490:4900003700","490:4900007243","490:4900005759","490:4900002143","490:4900007124","490:4900001539","490:4900007502","490:4900007613","490:4900003183","490:4900001980","490:4900004298","490:4900003584","490:4900007624","490:4900001415","490:4900007495"],"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":[0.5013210053073552,0.47894504095640883,0.4275479332541685,0.41612122155164416,0.41046276112892527,0.406839548869949,0.3925183513115977,0.3923176703667873,0.37711183979950397,0.3679817885030789,0.3660421300709597,0.3658313921097888,0.35708724484804155,0.35636560695369396,0.3558845263063572,0.3534859195348033,0.3527154282196077,0.3443732238161711,0.34288079718163994,0.34243024773552455,0.33734144236271935,0.33445153449890724,0.33165310597819603,0.3277383911654656,0.3255575614714721],"twin_dists":[0.15262420222240275,0.15758966491611914,0.16930461998736132,0.17198233070867153,0.17331993096107373,0.17418065916287856,0.1776170238379183,0.17766558185650877,0.18137970509200288,0.18364471377505526,0.18412949129869463,0.1841822384347159,0.18638460874637336,0.18656759089004768,0.18668968221821283,0.18729969093571697,0.18749609585512095,0.18963714393123152,0.1900230565637579,0.19013973560888559,0.1914633354385209,0.19221979583197732,0.19295570352598213,0.19399088989575985,0.19457053396828497],"n_dims_used":45,"mean_confidence":0.9193101671006945},"coverage":{"mean_confidence":0.9193101671006945,"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}}