{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001951","490:4900003140","490:4900004386","490:4900002096","490:4900001524","490:4900009176","490:4900001810","494:4940007750","490:4900008751","490:4900009602","490:4900003003","490:4900003273","494:4940008988","490:4900004379","490:4900010380","490:4900003689","490:4900003968","490:4900009608","490:4900004514","466:4660004390","490:4900009082","490:4900008865","494:4940007013","490:4900009070","490:4900008183"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,494,490,490,490,490,490,490,466,490,490,494,490,490],"twin_sims":[0.4635142542270685,0.2539417801686877,0.06534740445595752,0.05272826514607641,0.04090272664305347,0.037791415973232725,0.03495066420952667,0.03191615147954574,0.031826607939373704,0.027932812799848245,0.02673068940981167,0.02634436736830759,0.026160847005997537,0.024838471469208537,0.0226849830934808,0.022367586777599088,0.022241704239099717,0.021081774709387022,0.01816873696120696,0.017873475937706874,0.017190634313464702,0.016777660889129128,0.016769821936713506,0.016639852727368638,0.016467502838826576],"twin_dists":[0.16105673756984346,0.2150315417673188,0.30336398211332516,0.31506831251510065,0.3283826293443835,0.3324215222187613,0.33636327863306337,0.34088740740438356,0.3410263968707637,0.3474210843865792,0.3495502741636746,0.35025205094038536,0.3505885408352648,0.3530752801072775,0.35738155783807135,0.35804596076996775,0.3583117387977445,0.360824254257974,0.3677101068571004,0.36846092256442015,0.3702398212754326,0.3713459763910006,0.37136720319695526,0.3717204173348528,0.37219256297526593],"n_dims_used":45,"mean_confidence":0.9205377366807725},"coverage":{"mean_confidence":0.9205377366807725,"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}}