{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003892","490:4900004179","490:4900002786","490:4900003893","490:4900002176","490:4900004445","490:4900002499","490:4900004184","490:4900000464","490:4900003894","490:4900001193","490:4900002638","490:4900001450","490:4900000953","490:4900004182","490:4900001167","490:4900001847","490:4900001316","490:4900003753","490:4900003898","490:4900001573","490:4900001704","490:4900002341","490:4900002637","490:4900001882"],"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":[0.7455636468566618,0.7435563896163417,0.6619428954258968,0.6424588361928334,0.6294377618542817,0.6257612594913732,0.6255755061305182,0.6057178518249982,0.5935525821067148,0.5841569346354942,0.562036032915271,0.5606964697508268,0.5547833386760824,0.5531238844440606,0.551064752687679,0.5142685673539306,0.49446423654913063,0.4911391355391016,0.4855964170511408,0.45897385004463936,0.44732927633915565,0.44232524733173223,0.4320959851702053,0.4294291551238475,0.42841380948640745],"twin_dists":[0.0995239939058338,0.09997985234548407,0.11797522596558702,0.12217214151844422,0.12496710508365279,0.12575530797570375,0.12579512282688673,0.1300485313820624,0.13265386391685333,0.13466745754086823,0.13941883338723596,0.13970723281604758,0.14098144761667067,0.14133940138780687,0.14178380091480475,0.14977965164366402,0.15413868919815904,0.15487529284200932,0.15610647762520397,0.16208440519393613,0.16473700176627953,0.16588483595234918,0.16824712529496919,0.16886665188847597,0.16910293701029178],"n_dims_used":45,"mean_confidence":0.9179092407226562},"coverage":{"mean_confidence":0.9179092407226562,"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}}