{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002188","500:5000001998","475:4750008169","489:4890001270","488:4880000745","478:4780003063","500:5000001077","485:4850000320","488:4880001629","500:5000001908","496:4960006955","498:4980001655","499:4990000696","484:4840003849","498:4980001467","469:4690000123","478:4780004364","478:4780006491","470:4700008726","470:4700005719","472:4720001119","499:4990003246","470:4700004919","473:4730002756","478:4780004328"],"twin_admin_codes":[500,500,475,489,488,478,500,485,488,500,496,498,499,484,498,469,478,478,470,470,472,499,470,473,478],"twin_sims":[0.47320797128980124,0.3419204388538311,0.14221613513678355,0.13774762791825526,0.11728510014478014,0.09928155583247279,0.099150649773462,0.0980816912251016,0.09212029300537167,0.08965306916243408,0.07550659605064573,0.07397737652075607,0.07232905250980243,0.06996216255927373,0.06744962192689666,0.0669771354727397,0.06629046573952548,0.06432067534288,0.05726181692732381,0.05580193151814598,0.05292790726996704,0.04761218416693829,0.043303039653723466,0.043138911382691936,0.042218907019958424],"twin_dists":[0.1588742772385299,0.19027185991134832,0.2565083463298041,0.25859912163724663,0.26888395065154075,0.2791422702795269,0.27922198485308153,0.27987602848581283,0.2836299442282301,0.2852398475491859,0.29522017998751326,0.2963868947162137,0.2976665109582909,0.2995459095208721,0.30159833082491666,0.30199122120716587,0.3025662601428782,0.3042432407225447,0.31062118073155215,0.31202041064648905,0.3148659312572879,0.3204857427517551,0.3254403001984592,0.3256370591257186,0.32675177596513644],"n_dims_used":45,"mean_confidence":0.9166205512152777},"coverage":{"mean_confidence":0.9166205512152777,"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}}