{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012188","490:4900011984","490:4900010702","490:4900011122","490:4900010444","490:4900012122","490:4900011789","490:4900011805","490:4900011035","490:4900011723","490:4900011870","490:4900010797","490:4900011806","490:4900011201","490:4900011461","490:4900011809","490:4900011864","490:4900011923","490:4900011987","490:4900010628","490:4900012145","490:4900011272","490:4900011792","490:4900011922","490:4900011730"],"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":[0.6630677618465903,0.5827377167266911,0.4997049914571638,0.46282070051834123,0.4225120412393911,0.4087462265013891,0.40765959216295383,0.40266266021237823,0.39381095240080566,0.3509929963514824,0.3440148755345795,0.33254022636423736,0.32917901262888627,0.3209715518240527,0.2858037504340158,0.28523552422834814,0.284065880081449,0.2790805550743459,0.26828317229460347,0.26770939408694394,0.26543587674526603,0.26355410923544653,0.25870428993586,0.2554834781791544,0.2496235811615794],"twin_dists":[0.11773222048635333,0.13497178576491797,0.15298061034579288,0.1612134847123173,0.1704809648366594,0.17372729023539407,0.17398555463160603,0.1751771560242419,0.17730453410523328,0.18793596803125132,0.18972972459614365,0.1927220505050912,0.19360915340570684,0.19579652891036384,0.2055507300554384,0.20571397572377667,0.20605061965470609,0.20749495416848704,0.21067805582740756,0.2108493991822667,0.2115305757594962,0.2120971328405996,0.2135690762598866,0.21455623288145506,0.2163727021638009],"n_dims_used":45,"mean_confidence":0.9149169074164496},"coverage":{"mean_confidence":0.9149169074164496,"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}}