{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008717},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008827","490:4900009361","490:4900007356","490:4900009042","490:4900009569","490:4900010699","490:4900008826","490:4900007714","490:4900008941","490:4900011862","490:4900011116","490:4900009259","490:4900008828","490:4900008715","490:4900008611","490:4900007099","490:4900009464","490:4900009567","490:4900012194","490:4900009790","490:4900009467","490:4900005083","490:4900005068","490:4900008713","490:4900009473"],"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":[0.5345018280367911,0.3473153780605422,0.3166519116916164,0.316109855459722,0.2928914416659257,0.2829886439291263,0.2588046416486134,0.25371109530804825,0.2356208412542467,0.23334441974563205,0.20730036302483143,0.2047075601820325,0.20179784574806675,0.19191233067334812,0.1805067184870977,0.1577436745108149,0.157268943888251,0.15681006582725354,0.14982887253004587,0.14884892890872595,0.14409857614413696,0.1389795000938848,0.13882693922371386,0.12929801145320768,0.12358201770732224],"twin_dists":[0.1453689642384659,0.1888789491827549,0.19696031682140344,0.1971069868913029,0.2035306218455476,0.20636140675547168,0.2135384441148082,0.21510281981877066,0.22082721968651284,0.22156752887339942,0.23040089173982575,0.23132048834215854,0.23236203425075128,0.23597995079322018,0.24031955480451467,0.2496013219187994,0.24980491984150024,0.25000214575800334,0.25305613004713684,0.25349313433414455,0.2556421945193917,0.25801774727047805,0.25808953803639695,0.2626956953875506,0.26558302098830305],"n_dims_used":45,"mean_confidence":0.9268671671549479},"coverage":{"mean_confidence":0.9268671671549479,"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}}