{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000115},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000036","488:4880000011","488:4880000243","488:4880000084","488:4880000025","488:4880000872","488:4880000007","488:4880000871","488:4880000027","488:4880000003","488:4880001060","488:4880001140","488:4880000301","496:4960004955","488:4880000004","488:4880000035","488:4880000305","488:4880000021","496:4960004805","496:4960005686","488:4880001050","488:4880000076","499:4990000911","488:4880000249","488:4880000148"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,496,488,488,488,488,496,496,488,488,499,488,488],"twin_sims":[0.9568970320687904,0.9080258483137269,0.8998984629273824,0.8960652023428421,0.8714813664967297,0.8709054481464936,0.8700500124470198,0.8660254415154095,0.8633138167262837,0.8548850520508869,0.8379932498168602,0.8346971849965928,0.8283532322567645,0.8215088751634848,0.8202913300702015,0.811193410077005,0.8006072403711771,0.7942032651993638,0.7940651012527044,0.7791751969744488,0.7711171785044093,0.7633794218396331,0.7611701951863575,0.7528954103363427,0.7493290136652542],"twin_dists":[0.03855303442183262,0.05705096152387148,0.059649965314153564,0.06084508100289618,0.06812181065031934,0.06828529908397866,0.0685276141056707,0.06965947222626503,0.07041473704448485,0.0727269903740614,0.07721695995590995,0.07807309989778335,0.07970434564759923,0.0814412533368319,0.0817478598174531,0.08401760563902162,0.08661465561776387,0.08816475767386343,0.08819803677268723,0.09174680866341833,0.09363850281460653,0.09543788413293372,0.09594873616496684,0.09785143420121543,0.09866651582397602],"n_dims_used":45,"mean_confidence":0.9250727335611979},"coverage":{"mean_confidence":0.9250727335611979,"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}}