{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002649},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001072","500:5000002774","500:5000003783","485:4850004261","500:5000002383","485:4850004122","499:4990001755","500:5000002369","500:5000006404","485:4850007992","499:4990000715","485:4850006911","500:5000002258","485:4850004471","470:4700000633","499:4990002462","500:5000006016","485:4850008087","485:4850008993","485:4850002761","489:4890002854","500:5000001340","477:4770000294","499:4990003195","485:4850008824"],"twin_admin_codes":[500,500,500,485,500,485,499,500,500,485,499,485,500,485,470,499,500,485,485,485,489,500,477,499,485],"twin_sims":[0.3556499438996964,0.3485916714465036,0.32901042422113114,0.3092979872780708,0.3021372372713755,0.2984539266670569,0.2975025340927047,0.29265319821006786,0.29055588837357876,0.28107001496994294,0.2799433875096395,0.27486873224851793,0.2705697829710824,0.2695816505724238,0.26838199384841305,0.26806538970376415,0.262835378974479,0.2598226681492092,0.25116729686021183,0.2463210681262919,0.24502718368505466,0.23962220334268497,0.2360194299005781,0.23445466216133817,0.23438668342921712],"twin_dists":[0.1867492467323748,0.18855110236174172,0.19365377844020779,0.19896246750182994,0.20093845046843467,0.20196545192499368,0.20223192895699327,0.2035980493350677,0.20419303997804084,0.20691671442136803,0.20724386418029203,0.20872746478725035,0.20999746670216757,0.21029113709211952,0.21064856838837262,0.2107430639239905,0.21231419279688682,0.21322811568733718,0.21589156308108026,0.21740845171729384,0.21781667784702674,0.21953719562067847,0.2206980780640537,0.22120588141565223,0.22122799231833062],"n_dims_used":45,"mean_confidence":0.9179862128363715},"coverage":{"mean_confidence":0.9179862128363715,"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}}