{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007213","496:4960003546","496:4960001018","496:4960003699","496:4960000174","496:4960002170","496:4960002432","496:4960000280","496:4960003837","496:4960005752","496:4960001939","496:4960007348","496:4960001547","496:4960004114","496:4960006684","493:4930005001","496:4960005624","496:4960002053","496:4960002431","472:4720006009","496:4960001925","496:4960001025","496:4960003130","496:4960007339","496:4960002433"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,493,496,496,496,472,496,496,496,496,496],"twin_sims":[0.5558751878124608,0.5406260478406483,0.5266540163091055,0.5098828508495757,0.4681975662531654,0.4547312383820928,0.4528270749437665,0.4421570067417567,0.4343564512404632,0.4146394399356166,0.4128846470935976,0.40769610288323127,0.39185391013406556,0.3895619889550827,0.3879793219488956,0.3860964942884934,0.3779627109771034,0.3670695503471503,0.36327158136034643,0.35273918848857855,0.3514616817234433,0.3440102408886522,0.3432823518419879,0.3425835050312475,0.341929463104031],"twin_dists":[0.1407460182064597,0.14404099026630515,0.1470752117460543,0.15074106975693602,0.16000040543214272,0.16304796313556533,0.16348148962911083,0.16592351377672784,0.16772321009156346,0.1723318422514782,0.17274644856073296,0.17397687205498183,0.17777784046612402,0.17833354061068613,0.1787181706866877,0.17917671374125094,0.18116999743213727,0.18387254892332489,0.18482417858340622,0.18749003582545565,0.18781616456491945,0.18973092231037336,0.18991913456510834,0.19010003729912192,0.19026952023312202],"n_dims_used":45,"mean_confidence":0.9275973849826389},"coverage":{"mean_confidence":0.9275973849826389,"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}}