{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005120","489:4890005264","489:4890005121","477:4770002209","477:4770003067","477:4770003458","489:4890005191","489:4890005082","489:4890005134","477:4770003381","489:4890005229","477:4770003321","477:4770002416","477:4770002144","477:4770003242","489:4890005161","489:4890005194","489:4890005265","477:4770002680","489:4890005118","489:4890005268","489:4890004626","489:4890005266","489:4890005372","489:4890005314"],"twin_admin_codes":[489,489,489,477,477,477,489,489,489,477,489,477,477,477,477,489,489,489,477,489,489,489,489,489,489],"twin_sims":[0.6864272271811442,0.6189542346200543,0.6043856584616725,0.5715480455962479,0.5416461895621785,0.48476362982409316,0.4707658232674755,0.45530805198690183,0.4277794134237135,0.4250459499015977,0.4212421863586276,0.40990541479821274,0.4057178603314657,0.40514588387279676,0.4044495936712303,0.40374752245559536,0.4025111723109074,0.39922400908554323,0.39896079323711553,0.3907726535481259,0.3809365349682695,0.3723644074632604,0.3682554097166019,0.36810961027283334,0.3667178341233365],"twin_dists":[0.11266266533392864,0.12721389251811577,0.1303337915325383,0.1373734127188142,0.14382006321639418,0.15629183090073023,0.1594226656019929,0.1629167695870363,0.1692506863757631,0.16988833962486252,0.17077851583834724,0.17345211530226085,0.17444781417894542,0.1745841697234313,0.17475027697361128,0.17491789300874727,0.17521338396205238,0.17600102461000514,0.1760642211242227,0.1780398123304076,0.1804388549946726,0.18255404028249464,0.18357643086334102,0.18361281235124446,0.18396046720054135],"n_dims_used":45,"mean_confidence":0.9207390679253472},"coverage":{"mean_confidence":0.9207390679253472,"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}}