{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000089},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000087","470:4700003615","481:4810004014","488:4880004263","470:4700007937","470:4700005667","489:4890000039","466:4660005078","489:4890000181","488:4880005543","466:4660007263","466:4660006834","470:4700007938","488:4880004347","469:4690007848","488:4880005635","466:4660005077","466:4660006226","466:4660006451","466:4660006833","489:4890000221","489:4890000180","489:4890000141","466:4660006835","488:4880003950"],"twin_admin_codes":[489,470,481,488,470,470,489,466,489,488,466,466,470,488,469,488,466,466,466,466,489,489,489,466,488],"twin_sims":[0.5231039296435825,0.34405028325089393,0.3436255172356691,0.27876022627207253,0.2742080958390955,0.2729480616594186,0.27203327141145317,0.25474261583881486,0.25368179120073125,0.2506084544493796,0.2408959524191872,0.23512348699795602,0.23506279004469707,0.23351357030597916,0.23351032121343732,0.22992625426323027,0.22941092336402083,0.2281056647561885,0.22208258108723508,0.2202116494378381,0.21333888705347742,0.21110861009898255,0.20234946616105753,0.2021028360526613,0.19961427410134305],"twin_dists":[0.1478488695108529,0.18972057459529884,0.18983037493335794,0.20758829211804442,0.20892183312762364,0.20929335098176163,0.20956373568806796,0.2147844145941463,0.2151118772816571,0.21606552209966848,0.21912948865694273,0.22098856165950415,0.22100826706947926,0.22151235743435663,0.22151341693609392,0.22268810378985007,0.2228579945684998,0.22328943435105705,0.2253018030651104,0.22593429222837239,0.22828915777485434,0.22906432341022917,0.232163790856734,0.23225237973167367,0.2331504541849363],"n_dims_used":44,"mean_confidence":0.9126487211747603},"coverage":{"mean_confidence":0.9126487211747603,"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}}