{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810000331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720004088","481:4810000042","493:4930005543","481:4810000536","472:4720003482","493:4930005475","472:4720003454","496:4960001034","472:4720004081","472:4720006283","466:4660014124","496:4960002379","488:4880001372","488:4880001716","499:4990004112","481:4810000540","470:4700000810","472:4720003314","470:4700000931","481:4810000652","499:4990000766","496:4960003136","493:4930004458","493:4930006221","468:4680001273"],"twin_admin_codes":[472,481,493,481,472,493,472,496,472,472,466,496,488,488,499,481,470,472,470,481,499,496,493,493,468],"twin_sims":[0.35984853544958556,0.3279356956457319,0.2150503093470858,0.21504180781991455,0.20996316986052357,0.20736318801134734,0.1931009198245208,0.19087155212182344,0.18927195940396277,0.18903527738249568,0.18881081724117926,0.18019280554551162,0.17580447122322432,0.1688355022472533,0.16743533603505273,0.16689719135732115,0.16515643522354617,0.16364079414846597,0.16215854373615937,0.16197143432735706,0.16187337547372788,0.1551832761362995,0.15354063595974407,0.15167953064875447,0.15131181667085827],"twin_dists":[0.1856861896520018,0.19393855349162067,0.22769803727306726,0.22770096581247515,0.22946459827566143,0.2303787071713181,0.23553821079647144,0.23636832565263072,0.236968119681686,0.23705716823130604,0.23714169057373038,0.24044169032662469,0.24216510299979407,0.24496617167590837,0.24553891108648793,0.24575995711327545,0.24647852169770706,0.24710862989672122,0.24772895503904604,0.24780755249751393,0.24784876954870058,0.25070475543601384,0.25141970034810934,0.25223653954677944,0.25239879905279705],"n_dims_used":45,"mean_confidence":0.9187544080946181},"coverage":{"mean_confidence":0.9187544080946181,"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}}