{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012417","490:4900013069","490:4900012415","490:4900012476","490:4900012941","490:4900012957","490:4900012547","490:4900012890","490:4900012332","490:4900013138","490:4900012404","490:4900012488","490:4900012630","490:4900013096","490:4900012947","490:4900012683","490:4900012538","490:4900013209","490:4900012405","490:4900013031","490:4900013102","490:4900013210","490:4900013178","490:4900012559","490:4900012893"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7233931531787722,0.551431577498017,0.4733907451044165,0.4716316674805482,0.4437375188786581,0.41688393799353723,0.39566131134187066,0.3795171741605232,0.3733563012854809,0.35678192957277044,0.35625039989745344,0.3498097224541196,0.3337107765603621,0.3283847611711956,0.3224704090395846,0.3222055436642343,0.31741371934805235,0.31657044790405814,0.3018632375516031,0.30003232054615664,0.29477723523736793,0.28908713422703186,0.28335995102388856,0.2616728230974412,0.25867872247275503],"twin_dists":[0.10451506426651247,0.14170461390692418,0.15883327305036418,0.15922813029448796,0.16556038428287154,0.1718026355646719,0.17685803053973667,0.18078747220158173,0.18230807820876377,0.18646200276783087,0.18659682103538125,0.18823880433420334,0.19241426665814013,0.19381950039416485,0.19539476569484948,0.19546568585318494,0.19675442583457453,0.19698235029764224,0.2010145961410458,0.20152445330569912,0.20299804828438447,0.20461123771154605,0.20625420262649993,0.21266607813999105,0.2135768818700151],"n_dims_used":45,"mean_confidence":0.9033294677734375},"coverage":{"mean_confidence":0.9033294677734375,"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}}