{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006204","490:4900005566","490:4900007295","490:4900006927","491:4910001268","490:4900005567","490:4900007055","490:4900001922","490:4900011364","490:4900006804","490:4900006092","490:4900006211","490:4900011064","490:4900011896","491:4910005957","490:4900011643","490:4900007291","490:4900005695","490:4900006560","490:4900005696","490:4900003669","490:4900002975","497:4970001002","490:4900006332","490:4900010907"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,497,490,490],"twin_sims":[0.15656021698084727,0.1527718464702521,0.06277901089008442,0.04562839930228585,0.03438976490533143,0.02991360005520503,0.02569408200903257,0.01622910322110967,0.013262511330699054,0.012384754167660883,0.004829049819140122,0.004265378067667262,0.003916490005456109,0.0038329165138154407,0.003750447106760369,0.0030902603761277917,0.002825549555584296,0.0026270426032850604,0.0025886004527593187,0.002339313871925214,0.0021511059843535513,0.0021280151519189245,0.001990638311609707,0.0019744821109611353,0.0019302699061285536],"twin_dists":[0.25010970807930616,0.2517562363059552,0.30558528433418713,0.32271784640123174,0.3371735941518112,0.34407877371653983,0.35145363711641736,0.3728528541794349,0.3818757799830486,0.38488843090835195,0.4241592414664465,0.42906664296905456,0.4324083017701829,0.43324888106398096,0.43409486972630645,0.4415541544542021,0.4449619117788439,0.447714734209947,0.44826976217586406,0.4520638800828991,0.4551826815357332,0.45558243342068183,0.4580465271942104,0.45834652021973704,0.4591791591860297],"n_dims_used":45,"mean_confidence":0.8996698167588976},"coverage":{"mean_confidence":0.8996698167588976,"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}}