{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011228","490:4900012168","490:4900011844","490:4900010853","490:4900010427","490:4900011644","490:4900011298","490:4900010940","490:4900011165","490:4900011011","490:4900011450","490:4900011910","490:4900010678","490:4900011160","490:4900011646","490:4900011167","490:4900011587","490:4900010918","490:4900011452","490:4900010776","490:4900011510","490:4900011977","490:4900011159","490:4900010593","490:4900011234"],"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":[0.36997772641712695,0.2977567594779178,0.29426570326563617,0.2922357944431705,0.2667443443882532,0.25957577686536965,0.24231520258516942,0.22508994594195564,0.2217008696850471,0.2109174178728505,0.20616691138076973,0.20531106852280503,0.197518293379755,0.17723803954541908,0.1643379592878511,0.16358859633880504,0.1568935701795001,0.14144727432658383,0.14138090551540056,0.13722689722679932,0.13315890957539248,0.12592100376261953,0.12162164476749988,0.11946812005351551,0.11903173851147734],"twin_dists":[0.1831472018684747,0.20216067364650267,0.20314231211907455,0.20371626118244043,0.2111381000770667,0.21330330598411246,0.2186768528711407,0.22429253995526835,0.2254305547982776,0.22913103296211307,0.23080192341602193,0.2311057323782305,0.23391286269825234,0.24159877501030733,0.2468182706841707,0.24713040552126928,0.24996622423654974,0.25686456789055634,0.2568953847802072,0.2588460463638804,0.26079961594351475,0.2643895308016139,0.2665966298970988,0.26772457486670226,0.26795502730396176],"n_dims_used":45,"mean_confidence":0.8923867967393663},"coverage":{"mean_confidence":0.8923867967393663,"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}}