{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003151","490:4900003005","490:4900002714","490:4900003540","490:4900003955","490:4900003276","490:4900002558","490:4900002860","490:4900002404","490:4900002856","490:4900003822","490:4900003411","490:4900002557","490:4900004377","490:4900002112","490:4900003681","490:4900002721","490:4900004518","494:4940008262","490:4900001939","494:4940007956","490:4900003274","490:4900008706","490:4900003820","490:4900001263"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490,490],"twin_sims":[0.2766258083783653,0.2145557146033118,0.1653261542879239,0.14176255270459828,0.11385090966405093,0.11227884547096677,0.10991471323654033,0.10596282243357551,0.08441608676577289,0.07928169338889528,0.07706555448374758,0.06879398917561051,0.06830126869300825,0.05528476352039448,0.05494363332785121,0.054852237898903464,0.052360578987577996,0.04993956653838714,0.04901749110304811,0.047125548471208006,0.04649662041074032,0.04635308481031356,0.04483682443434666,0.04319112539261568,0.04229024268933417],"twin_dists":[0.20821189718750627,0.22786854150149896,0.24640822375322835,0.2567183221638157,0.2707417712348068,0.27160663733314844,0.27292501925773865,0.27517869248029037,0.28877715899572126,0.29241943996352204,0.2940502296344371,0.3004925692515473,0.30089578058109,0.31252335222730054,0.3128572329491811,0.31294697743412986,0.3154427138907254,0.3179640275196795,0.3189511211588151,0.3210259841729181,0.3217311472864011,0.3218931993876234,0.3236312484012764,0.32557439617715245,0.3266646152528428],"n_dims_used":45,"mean_confidence":0.9190597534179688},"coverage":{"mean_confidence":0.9190597534179688,"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}}