{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680000066","499:4990004260","499:4990004190","499:4990004203","499:4990004249","499:4990004145","468:4680000005","500:5000011057","499:4990004244","499:4990003434","499:4990004151","499:4990003810","499:4990004217","499:4990003644","499:4990003907","499:4990004071","499:4990004259","499:4990003598","499:4990003822","499:4990004161","499:4990004212","499:4990003986","499:4990004115","499:4990003500","468:4680000037"],"twin_admin_codes":[468,499,499,499,499,499,468,500,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,468],"twin_sims":[0.7005586291236898,0.6232632433329898,0.6191700202195636,0.6143979679651478,0.5972881136141573,0.5893565907080858,0.5869727544457035,0.5853756591590521,0.5523465974255631,0.5395182737473653,0.5391661018561644,0.5381262664984255,0.5330290180789508,0.5305865409953696,0.5297928906800445,0.5294603098201028,0.5268185412882117,0.526481432296599,0.519442956564836,0.5192631594710988,0.5165303925591507,0.5142358857063868,0.5139182919567912,0.5111520394664425,0.5110658538181836],"twin_dists":[0.10956931309235725,0.12629067641459124,0.12716766715947736,0.12818979073081405,0.13185371702892762,0.1335528927504209,0.13406380059204917,0.13440616323933466,0.141507123827634,0.1442809837835416,0.14435729951436954,0.14458268770995358,0.1456887764807298,0.14621954820956817,0.14639212564633056,0.14646446092664675,0.1470393856303049,0.1471127954045893,0.1486479497111517,0.14868722789269684,0.14928462461818134,0.14978680833459304,0.14985636151875187,0.15046262875204652,0.1504815309905569],"n_dims_used":44,"mean_confidence":0.9292185523293235},"coverage":{"mean_confidence":0.9292185523293235,"n_dims_used":44,"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}}