{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003582","490:4900003312","490:4900004003","490:4900004547","490:4900003853","490:4900003711","490:4900002895","490:4900002744","490:4900003854","490:4900002743","490:4900003714","490:4900002894","490:4900002136","490:4900002445","490:4900003040","490:4900003852","490:4900003183","490:4900003192","490:4900004417","490:4900001841","490:4900007489","490:4900002443","490:4900004434","490:4900003193","490:4900005099"],"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":[0.4989231529299291,0.45232607557228627,0.40848956579196716,0.3763899247132317,0.3579689036236304,0.3350922347591514,0.32954392281852324,0.32474127792194946,0.32085992103447014,0.3179957587570856,0.3051162778805163,0.28898592236769804,0.2738645672354114,0.26602607958497665,0.25382422522054565,0.24552520572185282,0.24272511576632,0.24108599119190396,0.23913401592504685,0.22616928061039704,0.2251574909600249,0.22176169172578034,0.21691698209591515,0.20833423716233826,0.2076182091473653],"twin_dists":[0.15315315829442877,0.16359566505243958,0.1737882643441452,0.18155781078356514,0.18616130886917326,0.19205178182855892,0.19351260539021753,0.194788047473013,0.19582649309474726,0.1965973080167722,0.20011314008239747,0.20464010235871957,0.20902301751930277,0.21135339532964922,0.21506785928411437,0.21765938582013322,0.21854644057572353,0.2190687802974944,0.219693829959387,0.22393250686121158,0.22426997539983975,0.22541002953630493,0.22705690109044915,0.23003639464500156,0.23028870193065498],"n_dims_used":45,"mean_confidence":0.9133775499131944},"coverage":{"mean_confidence":0.9133775499131944,"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}}