{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001161},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004290","490:4900003743","490:4900000665","490:4900003874","490:4900004576","490:4900000909","490:4900001706","490:4900001838","490:4900003307","487:4870001022","490:4900003736","490:4900004840","496:4960007779","494:4940008098","490:4900003298","490:4900000787","490:4900003080","487:4870001208","490:4900004570","494:4940007047","490:4900001417","494:4940005165","494:4940007289","490:4900004458","494:4940007905"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,496,494,490,490,490,487,490,494,490,494,494,490,494],"twin_sims":[0.8097429553709787,0.4730544686574444,0.4509414170183709,0.4371631142530654,0.38628157966028426,0.36965828717144317,0.3592450298189952,0.3456427896039175,0.34033486010203995,0.3378219280558501,0.3372516764637148,0.32379664669223157,0.3140470462639678,0.30147887014824276,0.2990306534500095,0.2852928252499258,0.2805160945642027,0.2713841249887531,0.2674681814187578,0.2640182892733461,0.2621274372511376,0.25657651419752087,0.2564796321221638,0.24622531221598482,0.24580623060477258],"twin_dists":[0.08437613115612076,0.1589087186751002,0.1639114661064056,0.1670742168063961,0.1791315912596627,0.18322673596657882,0.18583860051134637,0.18930955736512348,0.19068345987021612,0.19133790411360396,0.191486779613797,0.1950401409874957,0.19766645028252308,0.20112148135197144,0.2018041581491056,0.20569750485854144,0.2070774620590703,0.20975594382792978,0.21092149885734549,0.21195714486258058,0.2125283579978052,0.2142203476454621,0.21425008246944358,0.21743861576374093,0.21757071943024833],"n_dims_used":45,"mean_confidence":0.9174854702419705},"coverage":{"mean_confidence":0.9174854702419705,"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}}