{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003688},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003101","480:4800003698","480:4800002700","480:4800002647","480:4800003142","480:4800003692","480:4800002847","480:4800003752","480:4800003279","480:4800003102","480:4800003282","480:4800003622","480:4800003103","480:4800003061","480:4800002648","480:4800003108","480:4800003632","480:4800002845","480:4800003624","480:4800002942","480:4800002603","480:4800003689","480:4800003059","480:4800003621","480:4800003285"],"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":[0.8040826708156278,0.7603426813193108,0.7343468754781801,0.7254223375233662,0.6972873852789021,0.6327546900243558,0.6310599252690565,0.6227253233460917,0.5705428084209571,0.5478590137394507,0.5263888254555407,0.5134632338882729,0.5128429581734315,0.5060397027397477,0.485313714056648,0.47079025737541574,0.4570209827826479,0.45385632396775766,0.451392603571047,0.4487467962305242,0.4454030586902217,0.4325008289728609,0.428095252995448,0.42221041486076016,0.41600881571712667],"twin_dists":[0.08576696989228481,0.09613976811089592,0.10206081943331391,0.10406201042455346,0.110287474699265,0.12425567629913734,0.12461921688902858,0.12640594524823057,0.13758938685327965,0.14247619564977432,0.14713296353706057,0.1499560381125519,0.15009193980364197,0.15158529872098125,0.15616938776513548,0.1594171741726862,0.1625275274491107,0.16324707453875503,0.16380852386920677,0.16441273770984746,0.1651782571806183,0.16815321241547826,0.16917711683604597,0.17055160750927695,0.17200882535120704],"n_dims_used":42,"mean_confidence":0.9125051952543712},"coverage":{"mean_confidence":0.9125051952543712,"n_dims_used":42,"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}}