{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004837","470:4700006981","479:4790001813","470:4700006864","472:4720004815","489:4890002152","472:4720004888","472:4720006430","469:4690000722","489:4890005145","489:4890004323","470:4700007051","489:4890003741","470:4700006737","489:4890001573","489:4890001641","467:4670000483","488:4880003670","469:4690000723","472:4720007114","472:4720004588","470:4700006948","489:4890001732","478:4780002653","478:4780004889"],"twin_admin_codes":[470,470,479,470,472,489,472,472,469,489,489,470,489,470,489,489,467,488,469,472,472,470,489,478,478],"twin_sims":[0.4632470670520405,0.4504017174458556,0.4461702967727433,0.41400546168109875,0.410152592956936,0.4033361869407835,0.40165333625351857,0.39647778069970385,0.39027994639052604,0.3887973486124143,0.3868145148467941,0.3649749819661486,0.3588514711566642,0.3512929310393554,0.35035265007835226,0.34994498899198173,0.34653392122266774,0.33857240997523624,0.3381804353371212,0.33492916152416563,0.33434499950990565,0.3320096129451693,0.32033853535673207,0.3183794908060883,0.3173163959153839],"twin_dists":[0.16111711367801634,0.16403465375277573,0.16500241250745334,0.17248154492237427,0.17339348298909474,0.17501615807324625,0.1754186493164278,0.17666131752522363,0.1781593001117446,0.1785192764710116,0.17900172272311393,0.1843967529977605,0.18593806138474803,0.18785929031960308,0.18809978596537236,0.18820415833832038,0.1890799987198269,0.1911421822676489,0.19124437805402275,0.1920945287694577,0.1922477499795462,0.19286176441662295,0.19596652200825665,0.19649381065085003,0.19678071352816037],"n_dims_used":44,"mean_confidence":0.9137365167791193},"coverage":{"mean_confidence":0.9137365167791193,"n_dims_used":44,"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}}