{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012662","490:4900013201","490:4900012921","490:4900012657","490:4900012723","490:4900013262","490:4900013162","490:4900012243","490:4900012918","490:4900012594","490:4900012249","490:4900012520","490:4900012525","490:4900012445","490:4900012658","490:4900013185","490:4900012516","490:4900012919","490:4900012793","490:4900012307","490:4900012725","490:4900012670","490:4900012861","490:4900012661","490:4900013223"],"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":[0.1990761334893971,0.15904893661225025,0.1294343546864036,0.12197231022855652,0.11274568660252943,0.10071400428146753,0.09950845311724188,0.09112236005849222,0.0849272415097019,0.08475739965659292,0.08183465119007167,0.08097204834654259,0.07648409160725442,0.07377621354114325,0.06514041050297295,0.05819132678020714,0.05781969490435928,0.05633339229456729,0.05293405632135436,0.05154737955358178,0.04775774113668712,0.04717181407749875,0.04675170455298394,0.04460734761520039,0.04244018334597566],"twin_dists":[0.23334567219744676,0.24904382659618368,0.26262801488900656,0.26641440896435986,0.27134883708198565,0.27827532220574536,0.27900429719944936,0.28427695218959875,0.28842432870270107,0.2885413756294481,0.2905855393025608,0.2911999905714293,0.294484350786073,0.2965418175699667,0.3035403321371456,0.3097455584651748,0.3100942516097956,0.31150756843352023,0.314859707903576,0.3162785849449995,0.32032504871257583,0.3209744220099143,0.32144418699313404,0.3238985709767442,0.32648181466082016],"n_dims_used":45,"mean_confidence":0.9123514811197917},"coverage":{"mean_confidence":0.9123514811197917,"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}}