{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003332","480:4800002891","480:4800002890","480:4800003498","480:4800003145","480:4800002843","480:4800003559","480:4800003761","480:4800003760","480:4800003188","480:4800002844","480:4800002978","480:4800002799","480:4800003102","480:4800003624","480:4800003623","480:4800003383","480:4800003436","480:4800003497","480:4800002797","480:4800003280","480:4800003108","480:4800003496","480:4800003382","480:4800003282"],"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":[0.7808283792199712,0.7794380178274788,0.7599664069652511,0.7400474291084239,0.733207713186741,0.7300739520165458,0.7076910183372843,0.6563719658492086,0.5520599649044261,0.5483462809178636,0.5463340438406555,0.4929891542263559,0.4841073186892509,0.4684300784306481,0.45471918683756135,0.42616772761861643,0.40700199171503615,0.40683829092117113,0.4045402695041903,0.4016120890546902,0.39723642572721224,0.3867190148453253,0.3805614036237596,0.35470755816623534,0.35218898447522556],"twin_dists":[0.0913563210906805,0.09168478534277316,0.09622657442816769,0.1007747359721161,0.10231707021343228,0.10302075369490787,0.10799869081495107,0.11917746474607321,0.1415689825527374,0.14237090951906223,0.14280580605108953,0.15446528165497758,0.15643797534591508,0.1599480566723715,0.16305070485075587,0.1696264505071333,0.1741419969507239,0.1741809585877378,0.17472863807357963,0.17542852404320528,0.17647870299101592,0.17902498844281464,0.18053093206381934,0.18698873951420322,0.18763041927547275],"n_dims_used":42,"mean_confidence":0.9117362612769717},"coverage":{"mean_confidence":0.9117362612769717,"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}}