{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007282},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001762","489:4890001829","469:4690000480","470:4700008201","489:4890002229","469:4690000481","469:4690000791","489:4890003174","489:4890002889","469:4690004157","470:4700004984","469:4690000233","479:4790001723","500:5000004982","489:4890001828","489:4890003571","469:4690001156","470:4700006470","470:4700007679","470:4700007531","479:4790003748","485:4850008933","470:4700008381","489:4890002713","470:4700009002"],"twin_admin_codes":[489,489,469,470,489,469,469,489,489,469,470,469,479,500,489,489,469,470,470,470,479,485,470,489,470],"twin_sims":[0.4870684194332182,0.3165088570172323,0.29657808140431213,0.2907079504057158,0.2730672665108043,0.26282905168764564,0.24718662334227648,0.24681970305296536,0.24356074023158816,0.24289497755281947,0.241063842005166,0.23946118815649953,0.23634552499795136,0.23313465990465074,0.22766193152626812,0.22219981373191386,0.21955529743877017,0.21589674956987512,0.21477100359099724,0.21036683123084882,0.20633472519438903,0.19894987694175587,0.19757091023655365,0.18954263362901222,0.18087901449224636],"twin_dists":[0.1557790931889057,0.19699901088657507,0.20249134042261638,0.20414981545433655,0.20925815866372988,0.21231610531534975,0.2171361347905508,0.21725149858372705,0.21828103033394708,0.21849244145799987,0.21907585431206286,0.2195888341948169,0.22059253014679683,0.22163598222142394,0.22343647763211763,0.22526229001333856,0.22615703112393673,0.22740685219715773,0.22779429123560083,0.22932336969364797,0.23074245364391915,0.2333915262515821,0.23389365518434133,0.23686637744458683,0.24017489867813294],"n_dims_used":43,"mean_confidence":0.9098839870719022},"coverage":{"mean_confidence":0.9098839870719022,"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}}