{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":486,"cluster_id":4860000331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860000337","486:4860000687","486:4860000402","486:4860000401","486:4860000218","486:4860000454","486:4860000394","486:4860000741","486:4860000260","486:4860002526","486:4860002209","486:4860000849","486:4860002710","486:4860002339","486:4860000221","486:4860000374","486:4860000446","486:4860002713","486:4860001069","486:4860002278","474:4740005446","486:4860000737","486:4860001022","486:4860002915","486:4860001561"],"twin_admin_codes":[486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,474,486,486,486,486],"twin_sims":[0.3879257276831801,0.360725858090716,0.3554606150654002,0.3409923285400934,0.3220719655389693,0.30965638256571537,0.30200444175664765,0.26927008367623384,0.26633233413537133,0.2629998838222384,0.2519981719190068,0.25009713882313184,0.24083387168825207,0.23720077869613448,0.23292192488209265,0.22976992743312769,0.22968032668759067,0.22801578136018216,0.22319069651985599,0.221905831130938,0.22060032159096768,0.2195278050664979,0.219176356658853,0.21632650949011825,0.2159414087996619],"twin_dists":[0.17873120844373938,0.18546486096052747,0.1867973353796263,0.19051266354111504,0.19550146498460494,0.19886426615924935,0.20097534987488827,0.2103838719567213,0.21126155333555444,0.2122644788186722,0.21563338042296687,0.21622490394094845,0.2191493272328478,0.22031615944116034,0.2217054478134282,0.22273961397216094,0.22276914812828422,0.22331920440009234,0.2249288691565792,0.22536140265680304,0.22580260238526798,0.2261663706345215,0.22628583129071986,0.22725930431673252,0.22739151030214588],"n_dims_used":45,"mean_confidence":0.9199875725640191},"coverage":{"mean_confidence":0.9199875725640191,"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}}