{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000094","489:4890000034","489:4890000148","489:4890000117","489:4890000079","489:4890000081","489:4890000027","489:4890000067","485:4850002876","489:4890000190","489:4890000107","489:4890000213","489:4890000145","485:4850003190","489:4890000018","489:4890000292","481:4810006163","489:4890000093","489:4890000033","489:4890000008","489:4890000534","485:4850002725","489:4890000086","489:4890000257","489:4890000102"],"twin_admin_codes":[489,489,489,489,489,489,489,489,485,489,489,489,489,485,489,489,481,489,489,489,489,485,489,489,489],"twin_sims":[0.619435334814232,0.6043379067366667,0.5703292006011064,0.5537661859424061,0.5307738049165054,0.5014897441743469,0.49321703916249965,0.4810018684423702,0.464647806423647,0.4463529043370714,0.4456741277420925,0.4412798242783759,0.4141257635691061,0.3995040523218559,0.3972723100221801,0.39175547877819944,0.38930387523914073,0.38400868054236165,0.37778398949229447,0.37500208087309245,0.3722158713953949,0.3715932247261974,0.36956306421161084,0.366631344402765,0.36618589750878106],"twin_dists":[0.12711083080159113,0.13034401658862482,0.13763528557046528,0.141200833730796,0.14617883606549031,0.15258700561266783,0.15441480789371365,0.15713032448592665,0.16080072456469138,0.16496057732100372,0.1651161171973442,0.16612526695073582,0.17245313015435168,0.17593380877584727,0.17647006919567712,0.17780167489713827,0.17839621884758267,0.17968642193014742,0.18121402646569315,0.18190067912898233,0.1825909009159849,0.18274549576809274,0.1832504512279102,0.18398209345672464,0.18409351545780947],"n_dims_used":45,"mean_confidence":0.9146308898925781},"coverage":{"mean_confidence":0.9146308898925781,"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}}