{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001509},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001378","490:4900001642","490:4900002091","490:4900002696","490:4900003521","490:4900003657","490:4900004365","490:4900001510","490:4900003131","490:4900001650","490:4900004229","490:4900001506","490:4900004493","490:4900004503","490:4900001376","490:4900002995","490:4900002996","490:4900003661","490:4900003654","490:4900003952","490:4900003130","490:4900003125","490:4900002092","490:4900003670","490:4900004354"],"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":[0.3446621731672925,0.16348630876150116,0.1434170950672616,0.14169278135444396,0.1263400545904914,0.12630766316728712,0.1260592148864587,0.12221928981835009,0.12179128317379714,0.1185199945676174,0.10697738153701769,0.10482634746178167,0.1015338359122059,0.09899916452270845,0.09772021214350828,0.0931443560886783,0.09156078956058118,0.08309577257998345,0.08048030840221385,0.07779990923587309,0.07651362469153784,0.07155348107771389,0.06927130593342626,0.06902606815914397,0.06873097947841186],"twin_dists":[0.18956252999624637,0.2471730919363139,0.2559547828828812,0.25675066558580756,0.26417748752226794,0.26419385881895713,0.2643195357208253,0.2662863072637081,0.26650842849400375,0.268226103471962,0.2745939730670128,0.27583886590222634,0.27778347509554907,0.2793143340302588,0.28009846505722036,0.282971728270775,0.2839920105884926,0.28969647503707513,0.2915526178449514,0.2935057106201729,0.29446223738029886,0.29827677907735284,0.30010419665284266,0.30030346363615834,0.3005440011617144],"n_dims_used":45,"mean_confidence":0.9068069458007812},"coverage":{"mean_confidence":0.9068069458007812,"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}}