{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000301","494:4940008045","494:4940008344","490:4900000362","494:4940007835","494:4940008245","490:4900000254","494:4940008159","490:4900000459","490:4900000453","494:4940008354","494:4940007840","494:4940007945","494:4940006764","494:4940008356","490:4900000452","494:4940008036","494:4940007621","490:4900000260","490:4900000999","491:4910000527","494:4940008353","494:4940008241","490:4900000998","494:4940008355"],"twin_admin_codes":[490,494,494,490,494,494,490,494,490,490,494,494,494,494,494,490,494,494,490,490,491,494,494,490,494],"twin_sims":[0.43912107086759633,0.3293754021303673,0.3036596859989772,0.21415203212504938,0.20710065847517178,0.1890896853115268,0.15687350844997938,0.1484291238959627,0.11980921580074147,0.10580151352221356,0.10535304777375326,0.1052218745698703,0.10390768555732163,0.09751920778577704,0.09733766203903432,0.09627164228262997,0.09024822122635064,0.08897191679829565,0.08764561445074666,0.08274883221363244,0.07770494688299691,0.07707108635016467,0.07667687026046698,0.07571879826130742,0.07354973254656307],"twin_dists":[0.16662244967685969,0.19355718532147684,0.20051608554784522,0.22800790185160322,0.23047144128553518,0.23703669104872338,0.24997485302574476,0.25368099491136914,0.26754489051863944,0.2752720597883479,0.27553221938049355,0.2756084770864054,0.2763765960278055,0.2802224328820161,0.2803345723217389,0.28099638047127135,0.28484832128057236,0.2856904865042863,0.2865758596985604,0.28993997904348207,0.2935758911718632,0.29404611221604543,0.294340128321388,0.2950597907953821,0.29671664783120816],"n_dims_used":44,"mean_confidence":0.9086679978804155},"coverage":{"mean_confidence":0.9086679978804155,"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}}