{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001210","490:4900001891","490:4900001211","490:4900001220","490:4900006415","490:4900001460","490:4900002508","490:4900005410","490:4900001473","490:4900001743","490:4900005673","490:4900006164","469:4690002029","496:4960012352","496:4960002397","490:4900001744","490:4900002358","490:4900004737","470:4700005970","470:4700006111","490:4900001892","469:4690002137","490:4900001874","490:4900005805","490:4900004031"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,469,496,496,490,490,490,470,470,490,469,490,490,490],"twin_sims":[0.5932512157516469,0.5868887554098478,0.5844592639589928,0.562291891935118,0.4719441832254065,0.46803995185107544,0.4643739916360548,0.45614669998851376,0.4541717059235085,0.44746029913736257,0.4419754324662056,0.43729659198896614,0.4255211271475996,0.4214769081372037,0.4201154426509256,0.41497838777061813,0.4134598783797007,0.41296143514317174,0.40176973828669216,0.4016324016619328,0.39890938229947415,0.398379117613205,0.39523043309868244,0.39132349551972856,0.38862350303824655],"twin_dists":[0.13271842457682229,0.13408180564644678,0.13460263471725992,0.13936375898738076,0.15915794458091972,0.16003589643754948,0.16086254573437203,0.16272613100696753,0.16317528430138975,0.1647070134544114,0.16596526335736983,0.16704339363303342,0.16977737026250816,0.17072348767828646,0.1710428499689264,0.1722518463419911,0.17261045418197618,0.17272828981230418,0.1753907847244453,0.17542366107518323,0.1760765667937034,0.17620394535352385,0.17696191795346633,0.17790630953285377,0.17856152860412638],"n_dims_used":45,"mean_confidence":0.9165484958224827},"coverage":{"mean_confidence":0.9165484958224827,"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}}