{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002886},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001899","498:4980002832","498:4980002552","498:4980003036","500:5000007632","498:4980003623","498:4980003077","500:5000007512","498:4980003565","500:5000009328","498:4980003100","498:4980003383","498:4980003106","498:4980003567","498:4980002399","498:4980003513","500:5000009107","498:4980002918","498:4980003018","498:4980003541","500:5000009662","498:4980003385","498:4980001893","498:4980003323","498:4980001916"],"twin_admin_codes":[498,498,498,498,500,498,498,500,498,500,498,498,498,498,498,498,500,498,498,498,500,498,498,498,498],"twin_sims":[0.602028581968331,0.5990067380161876,0.5822481788836344,0.5442878371075874,0.5290559848880109,0.5119577902039935,0.5019381261112903,0.4883027649393514,0.4606836565702248,0.44251788689875116,0.43920535739458655,0.4305021211269078,0.41942957447500495,0.407984409265182,0.40683123749471634,0.3981029842233028,0.3976786471039832,0.3864679913944977,0.3831817296054182,0.38225954291569564,0.378037345846815,0.37086971032275257,0.370480967373728,0.361320758972669,0.3426517212816303],"twin_dists":[0.13083852060881526,0.13148564319372985,0.1350767717795601,0.14324832845881005,0.14655241339813546,0.15028595068336917,0.15248818153370075,0.15550479806461606,0.16169698955806894,0.16584055589418098,0.16660301972587083,0.16861720555702223,0.17120390159324264,0.17390832229709396,0.17418263749616403,0.17627030792487902,0.17637232902864627,0.1790861557851552,0.1798886748610527,0.1801144668747571,0.18115161371212504,0.18292529587786255,0.1830219739647894,0.18531493698370388,0.19008237025752656],"n_dims_used":44,"mean_confidence":0.9244658730246804},"coverage":{"mean_confidence":0.9244658730246804,"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}}