{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000003","499:4990000002","489:4890005284","477:4770002687","489:4890005081","477:4770002477","468:4680001888","489:4890005122","489:4890005228","468:4680004975","477:4770002343","477:4770003232","489:4890005046","467:4670004325","477:4770003227","468:4680002946","472:4720004824","484:4840004652","468:4680002123","479:4790006628","468:4680007515","472:4720005932","484:4840004031","472:4720008248","489:4890005087"],"twin_admin_codes":[499,499,489,477,489,477,468,489,489,468,477,477,489,467,477,468,472,484,468,479,468,472,484,472,489],"twin_sims":[0.6663595186664264,0.6056715666076105,0.5714861327654528,0.5138371438752664,0.5084818366642183,0.456814891541862,0.44995102445110324,0.4442862817120657,0.43061882348300645,0.40725729051403586,0.40477942955736496,0.3932259073954416,0.38543023993780057,0.3661864636338931,0.36124790850652444,0.3488989549531746,0.3480437858432672,0.3461329204381011,0.3399805263472686,0.336689972161045,0.33499130348648737,0.3275811394966601,0.32331843542034283,0.32313186616923717,0.3196620039127064],"twin_dists":[0.11702057950862901,0.13005844230774796,0.13738671344710324,0.14987413470230831,0.15104863887896203,0.16257433108257127,0.16413756764872225,0.16543442022406254,0.16859008952136395,0.17408124839001504,0.17467157527591778,0.1774459111886268,0.1793392268506311,0.18409337380674665,0.18533328964155127,0.18847226350457133,0.18869176250392938,0.1891832592611437,0.1907755815912029,0.1916335566228372,0.19207823795385723,0.19403261446000758,0.19516791714258983,0.19521779625374033,0.19614840919767002],"n_dims_used":45,"mean_confidence":0.9217922634548611},"coverage":{"mean_confidence":0.9217922634548611,"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}}