{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000323},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690006799","469:4690006109","470:4700000604","478:4780000574","469:4690006434","478:4780000179","470:4700000704","489:4890000246","478:4780000811","469:4690001847","470:4700000599","478:4780000764","478:4780000119","470:4700003809","478:4780003644","489:4890000288","488:4880004454","470:4700000596","478:4780000707","484:4840002254","470:4700000412","478:4780001175","470:4700003293","488:4880004914","479:4790001769"],"twin_admin_codes":[469,469,470,478,469,478,470,489,478,469,470,478,478,470,478,489,488,470,478,484,470,478,470,488,479],"twin_sims":[0.39067112875749505,0.3693875395097646,0.3631799687643222,0.34651069373051185,0.33702803612215726,0.334589951416291,0.3333722113874961,0.3254651806715943,0.31899510886487253,0.2969297709998573,0.2943306362669037,0.2910111563570422,0.28491288156136946,0.28200625608554575,0.2757398264706137,0.27302532482798514,0.27020225586874597,0.2683684796678687,0.26662077453816063,0.264325647526093,0.26316879268611326,0.26291785080179786,0.26291515068080457,0.2625026485618148,0.26179462011037874],"twin_dists":[0.17806442761741897,0.18329417359560746,0.18484719514256234,0.18908597824032566,0.1915452024606352,0.19218348328339432,0.19250322823790078,0.19459513530602604,0.19632791732431001,0.2023925965312586,0.20312399130350695,0.20406366753937896,0.20580675476852434,0.20664545316770483,0.20847161392763044,0.20927053984290264,0.21010661726754762,0.21065260049770806,0.21117511364326477,0.21186453596511232,0.21221345416906837,0.2122892670703248,0.21229008305913266,0.21241480472887778,0.2126291664333166],"n_dims_used":45,"mean_confidence":0.9153859456380208},"coverage":{"mean_confidence":0.9153859456380208,"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}}