{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000308","499:4990000206","477:4770003562","499:4990000170","499:4990000860","499:4990000143","499:4990000300","499:4990001024","499:4990000928","477:4770003560","477:4770003823","477:4770003776","499:4990000487","499:4990003869","499:4990000420","499:4990000848","499:4990000172","499:4990000091","499:4990000138","499:4990003942","499:4990003423","499:4990000140","499:4990000612","477:4770003862","499:4990001325"],"twin_admin_codes":[499,499,477,499,499,499,499,499,499,477,477,477,499,499,499,499,499,499,499,499,499,499,499,477,499],"twin_sims":[0.8442437033615747,0.8390056432872902,0.8270018345082972,0.805347212425286,0.7661173597722312,0.7597992523404352,0.7534613374696111,0.733646099743244,0.7214844242349757,0.7003041934903681,0.690253521371502,0.6870565909227832,0.6683430500045323,0.6659251207520664,0.6501424993066709,0.6403180334681845,0.6353587658914965,0.6322862860621503,0.632130443707754,0.6243068678277504,0.6176922369165415,0.6172682463445562,0.6171354086057822,0.6161203732160715,0.6080094015383876],"twin_dists":[0.07557625696256574,0.07695276458772018,0.08004913154108023,0.08545736818961656,0.09480302222148523,0.09626512558790037,0.0977218264704538,0.1022184855688903,0.104940593154742,0.10962521933372722,0.11182733757191667,0.11252537480923079,0.11659137179700355,0.11711453709540229,0.12051956499683031,0.12263209581964635,0.1236969035926961,0.12435616144484955,0.12438959228394564,0.12606702557999908,0.12748422305349016,0.12757504059426306,0.12760349357842665,0.1278209005337296,0.1295578483748496],"n_dims_used":44,"mean_confidence":0.927400762384588},"coverage":{"mean_confidence":0.927400762384588,"n_dims_used":44,"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}}