{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001480","491:4910002092","491:4910002435","491:4910000976","491:4910002093","492:4920001341","491:4910002342","491:4910002384","491:4910002926","492:4920001406","491:4910001654","491:4910002539","491:4910002801","491:4910003371","492:4920003427","491:4910001481","491:4910002591","492:4920001480","491:4910002853","492:4920001080","491:4910001533","491:4910002371","492:4920001433","491:4910002859","491:4910002797"],"twin_admin_codes":[491,491,491,491,491,492,491,491,491,492,491,491,491,491,492,491,491,492,491,492,491,491,492,491,491],"twin_sims":[0.27705025463321037,0.24415390229870285,0.21180626715975223,0.2013307511722639,0.18962719267088746,0.18333600695412336,0.17929983274158096,0.15116307781805768,0.12525321239538395,0.11905747829262549,0.11389630515408294,0.11122727251758784,0.10903154488130139,0.10784033826364345,0.10518462895821415,0.102564460093666,0.09003225760305651,0.08739742003852886,0.0828663553146705,0.081271143125079,0.07834860591067178,0.07772427339541431,0.07738466722087241,0.0719985960053365,0.06934367784441481],"twin_dists":[0.20808765508774624,0.21809298758613332,0.22882124849134733,0.2325301919709794,0.23683461384731325,0.2392254710234371,0.24078994955577296,0.2524645147316595,0.26472854809398455,0.2679414162444143,0.2707169340720728,0.27219038351920694,0.27342315363714437,0.2741000051509894,0.27563014334898955,0.2771695489887433,0.2849901577856253,0.28674272234327675,0.28985740290152845,0.29098634764592557,0.2931015476613489,0.29356160260429415,0.29381309906996445,0.2979258835418281,0.30004550072211683],"n_dims_used":45,"mean_confidence":0.8979957580566407},"coverage":{"mean_confidence":0.8979957580566407,"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}}