{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010387","490:4900008751","490:4900010107","490:4900010380","490:4900009301","490:4900010558","490:4900009176","490:4900009070","490:4900010014","490:4900009488","490:4900008408","490:4900001810","490:4900010813","490:4900009692","490:4900009396","490:4900007958","490:4900009177","490:4900011881","490:4900002270","490:4900010898","490:4900010804","490:4900009289","490:4900010000","490:4900008289","490:4900010641"],"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":[0.5309311154718891,0.46874184442418715,0.46505562162644987,0.4281346813719643,0.4227081649146242,0.4208928934643545,0.39310468774643054,0.37592012597046387,0.36473259508793604,0.3631633253484251,0.35734550423388395,0.3515785237528622,0.3496531938441418,0.3328816593041182,0.29957445173356295,0.2857505751451687,0.2799063242954632,0.279081140627154,0.27326572502348095,0.2608239029129221,0.25035431104990674,0.24701594251842032,0.2466741171521604,0.24021463331743007,0.23833952862789953],"twin_dists":[0.14614463827641974,0.1598778782671947,0.16070867260902139,0.16916793422173196,0.17043504287311048,0.17086042798925288,0.17747521632068894,0.18167380573378333,0.1844575123505482,0.18485137691547332,0.18631916944306792,0.1877863108644465,0.18827890497543837,0.19263221337082567,0.20165224036689658,0.205565998502857,0.20725464014937564,0.20749478360880996,0.20919958958482965,0.21292365106715438,0.21614471496537824,0.21718978503280748,0.21729730293526386,0.2193473935213914,0.21994918565582028],"n_dims_used":45,"mean_confidence":0.9199109395345052},"coverage":{"mean_confidence":0.9199109395345052,"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}}