{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008985","493:4930004590","490:4900008870","470:4700006047","490:4900009817","466:4660001743","490:4900004851","490:4900004709","493:4930006865","490:4900007748","496:4960012456","466:4660004310","466:4660003439","466:4660005057","490:4900004708","490:4900006776","494:4940003369","493:4930004298","494:4940003812","490:4900003083","466:4660006052","493:4930007099","466:4660001769","494:4940001909","469:4690006346"],"twin_admin_codes":[490,493,490,470,490,466,490,490,493,490,496,466,466,466,490,490,494,493,494,490,466,493,466,494,469],"twin_sims":[0.3256156993279358,0.2198471371303684,0.21191622641897775,0.20952245012521198,0.1991673429418034,0.19876060931881767,0.19748254721851072,0.19640548731498028,0.19032114378018639,0.18110810437006822,0.17968769548888336,0.17884663306527263,0.17691404446464148,0.17428937761531982,0.1711448126586601,0.1694377220680131,0.16272294880572713,0.1619349503554953,0.159943709425514,0.15963537431465322,0.1560999764505146,0.1511531960269169,0.15106605725770367,0.15081393524617295,0.15060640023557123],"twin_dists":[0.19455505363338912,0.22605793772790436,0.22878298646694895,0.2296190033198686,0.23331255908999038,0.23346030241376237,0.2339259136703128,0.23431991883583364,0.23657431271890692,0.24008599017362603,0.24063853250573022,0.24096716790909883,0.24172648266467683,0.24276722465047526,0.2440289585324931,0.24472088331496622,0.24749226782020262,0.24782288568051375,0.24866357869203032,0.24879443540924076,0.2503081746864707,0.25246888238067877,0.2525074059042379,0.25261895965572756,0.2527108884626144],"n_dims_used":45,"mean_confidence":0.9161538865831164},"coverage":{"mean_confidence":0.9161538865831164,"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}}