{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000560","477:4770000510","477:4770000444","477:4770000762","477:4770000458","477:4770000666","477:4770000163","477:4770000710","477:4770000224","477:4770000663","477:4770000556","477:4770001647","477:4770000200","477:4770000604","477:4770000559","477:4770000658","477:4770000656","477:4770000501","477:4770000617","477:4770000657","477:4770000709","477:4770000087","477:4770000507","477:4770000612","477:4770000189"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8278519231570707,0.7029808293009135,0.69103953188799,0.663096080978932,0.6612403074673788,0.644322393377311,0.6323994437565877,0.6310715631393041,0.6291613021069848,0.6117365044242254,0.6056564176624086,0.6056140160070236,0.605598701312368,0.5916464455268108,0.5768690516595043,0.573559371127817,0.5673416240801589,0.5650147940210396,0.5618088899813821,0.5591115941628854,0.5475361025112879,0.5395280446879669,0.5348288347018859,0.520145162353946,0.5154018390804417],"twin_dists":[0.07983235407106656,0.10903667593045142,0.11165554436125175,0.11772610154347414,0.11812696189739687,0.12177159189499753,0.12433188672407745,0.12461672076633577,0.12502638717134307,0.12875974884438143,0.13006168610997787,0.13007076546180404,0.13007404475643086,0.13306223306364823,0.13623084475010766,0.13694140151789064,0.13827743983003402,0.13877784682612795,0.13946772934336954,0.14004856753047423,0.14254597732569046,0.1442788665534133,0.14529798086500154,0.14849457772748084,0.14953155510571323],"n_dims_used":45,"mean_confidence":0.9217654758029514},"coverage":{"mean_confidence":0.9217654758029514,"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}}