{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005329","490:4900007081","490:4900005326","490:4900006947","490:4900006340","490:4900006218","490:4900006342","490:4900007330","490:4900007453","490:4900007191","490:4900007320","490:4900007678","490:4900005456","490:4900006344","490:4900007195","490:4900007193","490:4900007693","490:4900005844","490:4900007331","490:4900007324","490:4900006714","490:4900005716","490:4900007317","490:4900007435","490:4900006958"],"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":[0.02203706397445012,0.009875959542893813,0.009454808078836061,0.006999232831226723,0.0032601641617881726,0.003000938325816464,0.002980333300496105,0.002976166990419936,0.002099068904675335,0.0019484348581216967,0.001874660479122061,0.001820410256888737,0.0015047948006180567,0.0013307599233524656,0.0009965699099709205,0.0008436735973079731,0.0008252512401767805,0.0005912538194268052,0.00042642372603924055,0.000262529842280724,0.00017152071767080786,0.00015859691487707842,0.00015111395998478484,0.00014282879111180636,0.00013987721467774436],"twin_dists":[0.35874660118167745,0.39468392165880783,0.3965420046861646,0.40913369004449146,0.4395048492509133,0.44267315631309523,0.4429356066433356,0.4429888752666376,0.4560892226807014,0.4588349606423574,0.4602517182775495,0.4613266611358648,0.4682366580243625,0.4726434028077505,0.4828534068830088,0.48863694015029385,0.48939845639134655,0.5007588766875787,0.5116486829005794,0.5273974355991875,0.5408397347326611,0.5432774057545777,0.5447759125171858,0.5465190001201187,0.5471630972448455],"n_dims_used":45,"mean_confidence":0.9177081637912327},"coverage":{"mean_confidence":0.9177081637912327,"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}}