{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000219},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000813","485:4850001643","485:4850002112","485:4850000557","499:4990002236","499:4990003184","485:4850001635","485:4850000858","485:4850000624","485:4850000449","485:4850000065","470:4700000783","496:4960003895","496:4960004931","485:4850002659","500:5000010274","478:4780005195","470:4700001178","485:4850000511","485:4850002035","499:4990002661","467:4670002190","470:4700008192","472:4720000260","481:4810000473"],"twin_admin_codes":[485,485,485,485,499,499,485,485,485,485,485,470,496,496,485,500,478,470,485,485,499,467,470,472,481],"twin_sims":[0.324447854086709,0.2394400079165772,0.2328665535199478,0.20381982408502447,0.20360107781713682,0.18647348649230922,0.18149334494325564,0.17093712186058407,0.16535635374704183,0.1642605596582129,0.1552516323710124,0.15509093677361455,0.1548400652694937,0.1515120582558533,0.15011508359665374,0.1495186695442798,0.14852353243961805,0.14779993788928406,0.14741131553418754,0.14678508239471852,0.14395737299168176,0.1391703678079817,0.13719710808111774,0.13496837569138465,0.13096187346694335],"twin_dists":[0.19486630972215793,0.21959562850969475,0.22172353537720196,0.23163717502128403,0.23171535463732915,0.23802604453950768,0.2399366596452644,0.24411287531503764,0.24639572054536052,0.24685046249083228,0.25067512429541394,0.2507447979778249,0.2508536754140064,0.2523104034452005,0.25292889215646247,0.2531942361167706,0.25363871344430755,0.2539632879894717,0.2541380924177233,0.25442049329663985,0.25570687269989484,0.2579280132104751,0.25886019322974113,0.25992520528849256,0.26187341304926404],"n_dims_used":45,"mean_confidence":0.9152301364474826},"coverage":{"mean_confidence":0.9152301364474826,"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}}