{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003602","499:4990003927","499:4990004017","500:5000011067","500:5000011214","468:4680000369","499:4990003693","499:4990004035","500:5000010992","499:4990004199","468:4680000220","499:4990003982","499:4990004191","499:4990004195","499:4990004093","499:4990004243","499:4990004219","500:5000010068","468:4680000484","499:4990003905","499:4990004173","500:5000011323","468:4680000018","499:4990003926","500:5000009631"],"twin_admin_codes":[499,499,499,500,500,468,499,499,500,499,468,499,499,499,499,499,499,500,468,499,499,500,468,499,500],"twin_sims":[0.7547685000250354,0.689888353155368,0.6300048206856405,0.6200701366555352,0.603180807004829,0.5822176707660929,0.5768489855732833,0.5695249997035409,0.5565937600835977,0.5360418346911066,0.5337676559280919,0.5332006571856049,0.5280390299059634,0.5007428516225113,0.48608753786534337,0.48548194364861297,0.48479933690030097,0.48170293195848923,0.47484811190057113,0.47125477247955394,0.46860549566534365,0.46495135588479797,0.4632920607869879,0.46120725647122063,0.4429544820167609],"twin_dists":[0.09742217621378155,0.11190712675935181,0.12484550241498454,0.1269748375738569,0.1305917879255258,0.13508331475291085,0.13623515158640942,0.13780810423736797,0.14059111398810573,0.14503475070814376,0.14552836305033234,0.14565149676054442,0.14677369474239327,0.15275167601371406,0.15599721487627974,0.15613195012980374,0.15628388156708092,0.1569739023510156,0.15850650873004776,0.15931279520551433,0.15990856836489792,0.1607322047808237,0.1611069456203467,0.16157845225613202,0.16574022787762088],"n_dims_used":45,"mean_confidence":0.9311128404405382},"coverage":{"mean_confidence":0.9311128404405382,"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}}