{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007583","490:4900007216","490:4900007470","490:4900006251","490:4900006121","490:4900007710","490:4900008484","490:4900006365","490:4900009150","490:4900008045","490:4900005469","490:4900005996","490:4900010167","490:4900009046","490:4900009359","490:4900012199","490:4900007225","490:4900006006","490:4900007708","490:4900008382","490:4900005600","490:4900009051","490:4900006254","490:4900006970","490:4900007702"],"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":[0.2608444398867673,0.14882184284864725,0.09496173332094342,0.0660999125277166,0.0600574445970846,0.05211540326129954,0.0436905287939446,0.04313813012999362,0.04107507191262665,0.03629217282799968,0.036127638012762926,0.0325361137596598,0.02643764323998269,0.02493442133909871,0.022335834918226823,0.018450301009276786,0.015142507523479624,0.012414089041021361,0.011526518948114508,0.008021495905981429,0.007930281047465381,0.00638778498060296,0.005292632737261261,0.005256833496749632,0.005008669451588244],"twin_dists":[0.212917413688464,0.25350524340328845,0.28181753911419827,0.3027266962861851,0.3080218605219605,0.3156935825052693,0.3249782490787741,0.3256379972049572,0.32816658437709123,0.33446920351348586,0.33469827657779583,0.3399341397274556,0.3500818012217341,0.35289104357769124,0.35811287628077365,0.36700400373551295,0.3759748384510492,0.38478473673956837,0.38802293055776194,0.40347429342644714,0.4039521152567971,0.4128851797273532,0.4204981907772737,0.42077034685051645,0.42270444641030824],"n_dims_used":45,"mean_confidence":0.9186030069986979},"coverage":{"mean_confidence":0.9186030069986979,"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}}