{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000721","490:4900001447","490:4900001184","490:4900000485","490:4900000717","490:4900002792","490:4900000594","494:4940008423","494:4940008671","496:4960006770","494:4940007906","496:4960007548","490:4900000557","490:4900000117","494:4940008602","496:4960007789","490:4900001623","487:4870003298","490:4900000102","490:4900000840","490:4900001856","487:4870012718","490:4900000055","490:4900001606","490:4900000122"],"twin_admin_codes":[490,490,490,490,490,490,490,494,494,496,494,496,490,490,494,496,490,487,490,490,490,487,490,490,490],"twin_sims":[0.5019745716305403,0.26829203067293594,0.2544286432966487,0.22849852971856446,0.22602446847052549,0.22327705055987324,0.2067792889341421,0.1960560012333622,0.1885179123291454,0.18849686669735066,0.18240094831705284,0.18136750418503791,0.178332357760074,0.17462464773660222,0.16777468786915128,0.16114525127940024,0.159868414700816,0.1591520682870985,0.15605737008763632,0.15295827699142006,0.14923194764735753,0.14843715563126936,0.14834702843371217,0.14785883713514228,0.144014868177274],"twin_dists":[0.15248014995101372,0.21067541229440379,0.21488124346858045,0.22315940556941374,0.22398074540655868,0.22489985879973784,0.23058506891318692,0.23444808774047454,0.23725209222359445,0.23726002936222676,0.23958572960083688,0.23998541453615901,0.24116865551983496,0.24263366241605921,0.2453997833330664,0.2481553899137385,0.24869551665794096,0.2489999199028346,0.2503265691701353,0.2516745128392698,0.2533220760192898,0.2536773970754507,0.2537177780204166,0.25393682442494725,0.2556805313203197],"n_dims_used":45,"mean_confidence":0.9046529134114584},"coverage":{"mean_confidence":0.9046529134114584,"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}}