{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004156","490:4900003204","490:4900003464","490:4900003218","490:4900003478","490:4900003199","490:4900001839","490:4900003864","490:4900003209","490:4900002001","490:4900004147","490:4900001300","490:4900001840","490:4900003061","490:4900003336","490:4900004298","490:4900003734","490:4900002165","490:4900004021","490:4900001558","496:4960011896","496:4960008957","490:4900001337","490:4900003880","490:4900001426"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,496,490,490,490],"twin_sims":[0.7396231042331353,0.6715999188293905,0.6580771686977698,0.6573150949554886,0.6503012203525396,0.6485919752592887,0.6401454723531255,0.6230166533500389,0.6226001115513823,0.5920269798345459,0.5803887600979246,0.5674059388396272,0.5369505584181218,0.5229642129563465,0.5200518036114764,0.5118765277425726,0.49390056263395604,0.48173974353451704,0.48068484108621135,0.4702361749867359,0.46007816034789895,0.4549401323394127,0.452483494888725,0.4524801470974607,0.44383496888310403],"twin_dists":[0.10087068769834648,0.1158859613670092,0.11880968595369902,0.11897407287386515,0.12048539659568895,0.12085328144698304,0.12266916249577517,0.1263435179462703,0.12643277560716668,0.1329807029802514,0.13547560359905195,0.13826361182703606,0.14483762821770607,0.1478793416703942,0.14851496582446835,0.1503037660127254,0.1542634565644744,0.15696569089587586,0.1572010837073955,0.15954172468964778,0.16183412693124075,0.16300044417211068,0.16355978489292394,0.1635605478979254,0.16553801105526672],"n_dims_used":45,"mean_confidence":0.9158829583062066},"coverage":{"mean_confidence":0.9158829583062066,"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}}