{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012734","490:4900013262","490:4900013201","490:4900012309","490:4900012520","490:4900012662","490:4900012379","490:4900012522","490:4900012598","490:4900012793","490:4900012860","490:4900012454","490:4900013162","490:4900012246","490:4900012372","490:4900012861","490:4900012797","490:4900012249","490:4900012673","490:4900012449","490:4900012597","490:4900012525","490:4900012377","490:4900012864","490:4900012247"],"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":[0.3458941851890762,0.3150608102723158,0.27782973011651274,0.2766718472339098,0.23255866368363426,0.22785315454400462,0.15918409311349144,0.14446541481927444,0.13778191847406016,0.1301857813731953,0.12197231022855652,0.1201744007832598,0.11750413558746746,0.11708599517009284,0.11645091176889867,0.11626878326641413,0.11526399699309005,0.1015841017076312,0.09429660707529673,0.08717002540647627,0.08568108457344037,0.08132464980281297,0.08075286385320511,0.08051561668161367,0.07891272659453236],"twin_dists":[0.1892447653132152,0.19739124339730107,0.20785979256254292,0.20819841526279903,0.22182416199149993,0.22337308735500924,0.24898629004966166,0.2554743833241578,0.25858288595191825,0.26225597130874806,0.26641440896435986,0.26735294919264524,0.2687668811686019,0.2689905132797667,0.26933134654601976,0.2694293534435002,0.2699721779440635,0.277753419934016,0.28223791396600095,0.286895932117475,0.2879070567148,0.29094819433386526,0.29135695544206003,0.29152724078407966,0.2926883881901834],"n_dims_used":45,"mean_confidence":0.9123057895236545},"coverage":{"mean_confidence":0.9123057895236545,"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}}