{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011706},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011704","490:4900010591","490:4900010924","490:4900011642","490:4900010925","490:4900012163","490:4900010844","490:4900012038","490:4900011839","490:4900010588","490:4900010923","490:4900011004","490:4900008779","490:4900011760","490:4900010843","490:4900010590","490:4900011771","490:4900010408","490:4900009840","490:4900011245","490:4900011826","490:4900010998","490:4900011902","490:4900011776","490:4900007895"],"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":[0.4340902045987157,0.3526290088720104,0.2352827546739776,0.2288161034171802,0.22755792415657783,0.2272819997690054,0.21031336127582897,0.19789785422060605,0.1913005224183772,0.1839402174302134,0.17324716720497463,0.17184790909115144,0.16936399881782482,0.15812763018313622,0.15807148285160819,0.14479020253159297,0.1343711700180889,0.13035757594876735,0.12101510820553683,0.11533104459435954,0.11298373969184036,0.10935151286763678,0.10742939250205472,0.10190505570056838,0.10097782296653773],"twin_dists":[0.1677848618850966,0.1875181388028502,0.220936870857325,0.22305440439052157,0.22347097079464892,0.22356252940153462,0.22934206658595496,0.23377438517479346,0.23620807341272365,0.23899337012131253,0.24318358714451657,0.24374541528987276,0.24475087762768807,0.2494369812952592,0.2494609952904288,0.25532607197728396,0.2602128216519521,0.26217114080377085,0.2669127607767438,0.26993584327604475,0.27121769547919505,0.27324232220049927,0.2743348519793857,0.2775617870715923,0.2781167071959914],"n_dims_used":45,"mean_confidence":0.8916322496202257},"coverage":{"mean_confidence":0.8916322496202257,"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}}