{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000688},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000749","489:4890000365","489:4890000379","489:4890000540","489:4890000435","489:4890000349","489:4890000630","489:4890001509","489:4890000539","489:4890000800","489:4890000649","489:4890001372","489:4890000824","470:4700004298","489:4890000883","489:4890000664","470:4700007180","489:4890001067","489:4890000417","499:4990001462","499:4990002013","472:4720001718","489:4890000607","489:4890001457","499:4990001643"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,470,489,489,499,499,472,489,489,499],"twin_sims":[0.8863069436412679,0.8608553403512683,0.8502056285351287,0.8089012230520273,0.7884527075013137,0.7734460189428377,0.7612492741544761,0.7580065228970213,0.7484910433257699,0.7483155047288822,0.7384721689961112,0.6876330337687907,0.6500714087204108,0.6450729654474004,0.6350736918251471,0.6169859747698994,0.6137017750588655,0.610110599680825,0.6026203900805052,0.6025911102619328,0.5988051540355386,0.5987862755466025,0.595437933110395,0.5941129311290148,0.5916489609226947],"twin_dists":[0.06380842097912609,0.07109458079219445,0.07398903898001476,0.08458378818797596,0.0895442635796578,0.09309372075782463,0.09593047172200363,0.0966781510125031,0.09885761401526984,0.0988976256812367,0.10113076457325637,0.11239959189777426,0.12053486846445412,0.12161022073965544,0.1237580847387099,0.1276355010764799,0.12833888733779877,0.1291079171906443,0.1307117925233711,0.13071806238008632,0.13152881452707826,0.13153285757284666,0.1322500013710195,0.13253382589539428,0.13306169412798013],"n_dims_used":45,"mean_confidence":0.9147914462619358},"coverage":{"mean_confidence":0.9147914462619358,"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}}