{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000173","489:4890003416","489:4890002970","489:4890003483","479:4790000250","489:4890002961","489:4890003213","489:4890003134","489:4890002795","489:4890003289","489:4890003279","470:4700007831","489:4890002140","489:4890003122","479:4790000209","470:4700008202","489:4890003479","489:4890003424","489:4890002966","489:4890002058","479:4790000045","489:4890002978","489:4890002881","489:4890003415","489:4890002564"],"twin_admin_codes":[479,489,489,489,479,489,489,489,489,489,489,470,489,489,479,470,489,489,489,489,479,489,489,489,489],"twin_sims":[0.896781723806963,0.8476645152784986,0.8276163363832283,0.8235924536941305,0.8215219953960462,0.7872845130454315,0.7806632524186232,0.7799381729237329,0.7630013076501162,0.7471018087216323,0.7432854552800621,0.7293481578284983,0.7251425358313197,0.7065071462642162,0.7058665323395686,0.7023672044194234,0.6673162433756109,0.6613701132338642,0.6582316665405791,0.6504049430998157,0.6344769519360156,0.6311110080564182,0.62196522654802,0.6213958314818249,0.6012216413059929],"twin_dists":[0.06062309213283463,0.07466830702297689,0.07989246664492927,0.08091492553023061,0.08143794554729766,0.08982312960958708,0.09139536238490246,0.09156669510256786,0.09552540626815115,0.0991740860245542,0.10004131778586432,0.10318347436283158,0.10412452312139321,0.10825986424619018,0.10840110947348655,0.1091716826546267,0.11681359563704549,0.11809893066240496,0.11877635471997207,0.12046306712975102,0.12388614504658908,0.12460826048158273,0.1265688141083721,0.12669081364698506,0.13101131955319165],"n_dims_used":45,"mean_confidence":0.9144462585449219},"coverage":{"mean_confidence":0.9144462585449219,"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}}