{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003397","470:4700003052","470:4700003570","470:4700003263","470:4700002388","470:4700003770","493:4930003787","470:4700004398","470:4700003414","470:4700004566","470:4700004078","470:4700003729","470:4700003600","487:4870006508","470:4700001470","493:4930000851","470:4700001630","470:4700005282","488:4880004183","487:4870006815","469:4690006185","470:4700004113","470:4700004592","470:4700003435","470:4700002264"],"twin_admin_codes":[470,470,470,470,470,470,493,470,470,470,470,470,470,487,470,493,470,470,488,487,469,470,470,470,470],"twin_sims":[0.6377466950838937,0.5163310482677308,0.47604226237265523,0.4204738178311625,0.41277202157952086,0.3978716792132826,0.3864559992861076,0.3788196015339935,0.3512044944430212,0.3355462461334331,0.33304222775405334,0.33052247510111926,0.32954039289619863,0.32912096543987673,0.3267917538685467,0.3236757408496297,0.32180440681543926,0.31970659079317754,0.3156273815756552,0.31377711038851525,0.31314521110759025,0.30502737334412316,0.3005716007038857,0.29846121045517277,0.29342423757860686],"twin_dists":[0.12318430522194894,0.14932823209168986,0.15823900734204363,0.17095874267335115,0.17277308476735692,0.17632591318003282,0.17908907839530233,0.18095903802079094,0.1878818954057719,0.1919328297065798,0.1925899823080368,0.19325398935182772,0.19351353905623503,0.19362451696797378,0.19424223437920687,0.195072436618328,0.1955731559951747,0.19613641525512196,0.19723765486533393,0.19773981491557863,0.1979116964134402,0.200137702282041,0.2013740912067074,0.20196341372167131,0.20337994788351976],"n_dims_used":43,"mean_confidence":0.9140709278195404},"coverage":{"mean_confidence":0.9140709278195404,"n_dims_used":43,"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}}