{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000953","496:4960001056","496:4960001046","496:4960001049","496:4960001052","496:4960001054","496:4960000952","496:4960000774","496:4960000778","496:4960000631","496:4960000630","496:4960000858","496:4960000775","496:4960000951","496:4960001047","496:4960001057","496:4960001039","472:4720007808","472:4720007674","496:4960000698","496:4960001055","472:4720007964","496:4960000777","467:4670002671","496:4960000857"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,472,472,496,496,472,496,467,496],"twin_sims":[0.9175687108405597,0.8594234660449562,0.7689869657374495,0.7420139940895888,0.7260145738129657,0.7147082958335982,0.7086678375374819,0.6510195572432964,0.6413252163223209,0.5852748581041278,0.5770471289379888,0.5609805242279537,0.5585353133723726,0.5502822468432212,0.5313856051934427,0.5154728457046931,0.5062282257003374,0.4916553529008271,0.47848100330777427,0.46654185853774155,0.4616845699725413,0.4605247066452512,0.4565654308678033,0.45624984779095384,0.45447862450914406],"twin_dists":[0.0538714027588165,0.07148844454599562,0.09413549025370438,0.10032956310976876,0.10392964985168689,0.10644651114812595,0.10778304851853042,0.12033074088968945,0.1224157252955007,0.13442777356982122,0.13619262415763833,0.13964606996676787,0.14017271450175312,0.14195275001707292,0.146045848571837,0.14951601476994236,0.151543846408069,0.15476084015760858,0.15769338314150855,0.16037343581114005,0.16147043518632578,0.16173298353868623,0.16263099420284818,0.1627026926040582,0.1631054381173066],"n_dims_used":45,"mean_confidence":0.9288131713867187},"coverage":{"mean_confidence":0.9288131713867187,"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}}