{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001851},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001578","480:4800001793","480:4800001567","480:4800002215","480:4800002012","480:4800001634","480:4800001790","480:4800001733","496:4960008324","480:4800001685","480:4800001833","493:4930006401","480:4800001620","470:4700003514","480:4800002498","480:4800002176","496:4960009419","493:4930004663","480:4800001386","493:4930006541","480:4800001726","496:4960008723","480:4800001613","480:4800001836","488:4880003107"],"twin_admin_codes":[480,480,480,480,480,480,480,480,496,480,480,493,480,470,480,480,496,493,480,493,480,496,480,480,488],"twin_sims":[0.4599425286215137,0.4167867673206631,0.3561675195036043,0.3401020393037731,0.32073880126825827,0.2566604799217406,0.2555001806666811,0.2365334628565269,0.23535998584204057,0.23305944577681903,0.21742376670673694,0.20472376904925177,0.19482379134662142,0.1928913343459065,0.19124723123777326,0.1865210601888136,0.185460544966459,0.1829954084207501,0.18145943688468671,0.17521845201729105,0.17410841913405514,0.1718085364062896,0.16958165056444424,0.16737649370437913,0.1621645784996038],"twin_dists":[0.16186485463093533,0.17182552102288973,0.1866178523270723,0.19074398415692143,0.19585901093724928,0.21419458282176115,0.21455109344029102,0.2205317431051529,0.2209118134945691,0.2216605375647805,0.226883480002866,0.23131471482314028,0.234901250676674,0.23561596560928993,0.23622796797325601,0.23800796721650777,0.23841171913959122,0.23935654607660337,0.23994979440064634,0.24239755565674578,0.24283938965977483,0.2437612714362186,0.2446623529956181,0.24556305596843803,0.24772642116235224],"n_dims_used":43,"mean_confidence":0.9173532530318859},"coverage":{"mean_confidence":0.9173532530318859,"n_dims_used":43,"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}}