{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000937","489:4890001058","489:4890000878","489:4890000499","489:4890000459","489:4890000765","489:4890001371","489:4890001121","489:4890001069","489:4890001000","489:4890001180","489:4890001057","489:4890000541","489:4890001446","489:4890001524","489:4890000600","472:4720001584","499:4990001642","489:4890000545","472:4720002163","472:4720002424","499:4990002097","472:4720002366","489:4890001074","489:4890000936"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,499,489,472,472,499,472,489,489],"twin_sims":[0.8328358841670094,0.7626318444614889,0.7337342703477009,0.7239557513444532,0.7055876310179139,0.6888950639411602,0.6874980354725276,0.6824652931858985,0.6215658951307512,0.5795585024591934,0.5795361029054237,0.5744767240359716,0.5574114932394355,0.5478691172365363,0.5411819080912049,0.5216103374367101,0.5089672975519377,0.49480578765749794,0.4944138131551986,0.48532207457753984,0.4795621278089914,0.46954931113184945,0.4582931378247273,0.4549423679582544,0.4486008074143789],"twin_dists":[0.07855392074874679,0.09561089041497514,0.1021986533415687,0.1043895234922167,0.10846258533585873,0.1121240863717641,0.11242905240611462,0.1135259935916762,0.1266543761311685,0.13565372081631807,0.1356585265396762,0.1367444150540884,0.1404148690863743,0.142474012378935,0.14392060076785507,0.1481747183474134,0.15094203924378696,0.15406310806773432,0.1541498485672863,0.15616752712920406,0.1574517881876692,0.1596961915157281,0.16223878750572732,0.16299993565915014,0.16444611545765234],"n_dims_used":45,"mean_confidence":0.9146516587999132},"coverage":{"mean_confidence":0.9146516587999132,"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}}