{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002878},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001559","493:4930001879","493:4930001071","493:4930000940","493:4930002058","493:4930001419","493:4930001434","493:4930003905","493:4930003920","493:4930001417","493:4930003237","493:4930003409","493:4930001895","493:4930006077","493:4930001306","493:4930000483","493:4930002043","496:4960005613","493:4930001297","493:4930002382","493:4930003421","496:4960005871","493:4930004384","493:4930003725","496:4960007600"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,493,493,496,493,493,496],"twin_sims":[0.49233527135949545,0.4007614576441304,0.39403889587769164,0.35877139282496945,0.3544776268507252,0.3470593086263153,0.33279774742071255,0.31673990213738895,0.3112974933726965,0.31030344556081263,0.29318727667665617,0.2928234955261738,0.285277892483953,0.28051482450755805,0.26954470905037864,0.26905628346630517,0.26873668782414634,0.26158750646767176,0.2568681175607431,0.25363722519024734,0.250517283902245,0.24626593798111163,0.24603760709825928,0.24366283241774114,0.23652400756522116],"twin_dists":[0.15461014682370872,0.1756322706234622,0.17724947755384188,0.1859583057655977,0.1870472229404733,0.18894480320528834,0.19265428743190405,0.1969365216814715,0.19841542684385854,0.19868713393812126,0.2034469400726557,0.20354984859673161,0.20570179700875524,0.20707783085045087,0.21030212891161373,0.2104475459410704,0.2105427863691874,0.2126919405471118,0.21413089223494272,0.2151256532459659,0.21609392557805915,0.2174258173298329,0.21749776660934464,0.21824864427291835,0.2205348005918458],"n_dims_used":45,"mean_confidence":0.9213150024414063},"coverage":{"mean_confidence":0.9213150024414063,"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}}