{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004994","480:4800004919","480:4800004920","480:4800004914","480:4800004911","480:4800005183","480:4800004992","480:4800004404","480:4800004239","480:4800004834","480:4800005172","480:4800004998","480:4800004406","480:4800004576","480:4800004494","480:4800004666","480:4800005816","480:4800005088","480:4800004833","480:4800004489","480:4800005087","480:4800003851","480:4800005093","480:4800004238","480:4800005090"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7357194808648062,0.7179014078247773,0.7032660002989823,0.7010704486789131,0.6709801569555425,0.6088921501924714,0.5323325207870648,0.5261064838997597,0.524063141812162,0.5238048952424565,0.4997666057717476,0.4900315601017688,0.47760271660564774,0.41784579424661833,0.4018951610672734,0.3831344251309689,0.37927279398086566,0.35814497437374493,0.35796815255282594,0.3504225294343141,0.34088333363642814,0.32578672146039367,0.30256296969688196,0.2950281869576207,0.29016444952186365],"twin_dists":[0.10175172893768128,0.10573778013634656,0.10897391723719309,0.10945682785528792,0.11602026259018827,0.1293688262742587,0.14584007985540529,0.1471944573756535,0.14763971569190223,0.14769601715291075,0.15296701557902306,0.15512097869213257,0.157889779922436,0.1715762239970437,0.175360764805666,0.17990025074418106,0.18084755935137364,0.18611674884916907,0.1861614989744104,0.18808190132476826,0.1905409658969539,0.19450952454551354,0.2008202173588603,0.2029273281749635,0.20430437077908395],"n_dims_used":43,"mean_confidence":0.9150398609250091},"coverage":{"mean_confidence":0.9150398609250091,"n_dims_used":43,"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}}