{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002403},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001306","470:4700001294","488:4880001899","472:4720002720","479:4790003640","499:4990001498","481:4810002695","499:4990002224","488:4880004211","466:4660010769","481:4810001372","489:4890004173","488:4880002052","472:4720002555","481:4810003694","472:4720000785","470:4700005687","472:4720001755","488:4880004192","489:4890003679","499:4990002017","470:4700005884","499:4990000559","488:4880004437","499:4990002134"],"twin_admin_codes":[481,470,488,472,479,499,481,499,488,466,481,489,488,472,481,472,470,472,488,489,499,470,499,488,499],"twin_sims":[0.5227799064159637,0.4692083021820166,0.3413106273165221,0.33460303139623515,0.3311807359344624,0.3134708842940992,0.2844617822953419,0.2808002050649834,0.2797856787359777,0.26643267315286484,0.2633766348034678,0.2557875948783691,0.25488581435731356,0.25350875309011206,0.2510752575844603,0.2510319256727794,0.24315457124093115,0.24232151769281374,0.24159427709001702,0.24017633193396937,0.23977098790464102,0.23394413930629235,0.2281180079154905,0.22523881051650654,0.21754596314963062],"twin_dists":[0.14791954170934238,0.1597729084341325,0.1904300396255759,0.19218005227955645,0.1930802575228471,0.19782308616454827,0.20593657882669641,0.2069949892066465,0.20728972332648907,0.21123147718212656,0.21215069651081417,0.21446268793404563,0.21474027742885415,0.2151653743435335,0.215920196480303,0.2159336793481488,0.21840996369492963,0.21867484266169274,0.2189065594368054,0.21935965527831028,0.21948949953067093,0.22137203798891864,0.22328534681113485,0.22424281519497732,0.22684170520689606],"n_dims_used":43,"mean_confidence":0.912330804869186},"coverage":{"mean_confidence":0.912330804869186,"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}}