{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002477","499:4990000006","489:4890005284","477:4770003152","477:4770003071","489:4890004957","477:4770003157","477:4770002687","477:4770003240","489:4890005001","489:4890004956","477:4770003313","484:4840006333","468:4680007514","489:4890005122","489:4890004958","477:4770003068","489:4890004961","468:4680005331","477:4770003374","489:4890004962","472:4720004824","477:4770003387","489:4890005081","477:4770003315"],"twin_admin_codes":[477,499,489,477,477,489,477,477,477,489,489,477,484,468,489,489,477,489,468,477,489,472,477,489,477],"twin_sims":[0.6187860813406174,0.6056715666076105,0.48145471346742064,0.46782116828910725,0.4664879978349884,0.46142702330781654,0.4568886993136941,0.45357414254012735,0.4472529628708135,0.44484007057017005,0.43753371258507784,0.4368353506202613,0.4206500425967521,0.41755459993601707,0.4172918322425052,0.4135478704892334,0.39960319498426833,0.3961525658480282,0.3957430682903019,0.392373691234788,0.39219430535721667,0.39203746951778995,0.38412811335311514,0.3816458867739335,0.3799306282001851],"twin_dists":[0.12724991365965665,0.13005844230774796,0.157029276925592,0.16008516804405631,0.16038557823219923,0.16152871364292964,0.1625575683480743,0.1633113228787973,0.16475446981631275,0.16530736298683102,0.1669886460402784,0.16714992100858975,0.17091739549389226,0.17164474474547103,0.17170659397962645,0.17258965860822298,0.17591001774508397,0.17673964960346547,0.17683832431983176,0.17765202553322015,0.17769543776693267,0.1777334003631362,0.17965722865662404,0.18026486187310686,0.180685856509841],"n_dims_used":45,"mean_confidence":0.9217575073242188},"coverage":{"mean_confidence":0.9217575073242188,"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}}