{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001635","470:4700004995","493:4930006287","496:4960002994","472:4720005761","496:4960002792","496:4960001569","466:4660000997","470:4700001323","496:4960005940","493:4930005098","493:4930006586","472:4720005461","488:4880001432","470:4700002857","470:4700001322","470:4700001348","493:4930005843","496:4960000144","496:4960000162","496:4960000665","488:4880002206","470:4700004652","496:4960002790","487:4870006806"],"twin_admin_codes":[470,470,493,496,472,496,496,466,470,496,493,493,472,488,470,470,470,493,496,496,496,488,470,496,487],"twin_sims":[0.5753845835726966,0.48546141099382945,0.3257616829572181,0.290129717511281,0.24432433227866143,0.2314873573779274,0.23034028837988926,0.2260639829954408,0.22021704803623326,0.2194977225618721,0.21497922033007538,0.2066019417963016,0.20323773298475165,0.2024539793576432,0.18856300910023546,0.18828412767063676,0.18713956990321898,0.18574709964183153,0.18134507398863933,0.17641173545033356,0.17489332040504077,0.17308961462188246,0.17183489138836153,0.17093799017648795,0.1702610831607622],"twin_dists":[0.13654949747202275,0.15613651923083158,0.19451618940584217,0.20431425337974085,0.21803901285056607,0.22217497762167207,0.2225517897927952,0.22396758064134012,0.22593246201086134,0.22617659094444795,0.22772252786485733,0.23064782572423745,0.2318453410040427,0.2321262723767685,0.23723508654009529,0.23734029651864172,0.23777323646843992,0.23830246440066985,0.23999410725104556,0.24192480483828258,0.24252676274154777,0.24324668491727428,0.24375065748419486,0.24411252432274216,0.2443865338698829],"n_dims_used":43,"mean_confidence":0.9106152556663336},"coverage":{"mean_confidence":0.9106152556663336,"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}}