{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720004200","470:4700006709","496:4960000902","470:4700005731","472:4720006831","467:4670000617","470:4700005871","470:4700006562","496:4960005477","496:4960004102","489:4890005245","470:4700005872","496:4960010178","470:4700006466","496:4960001447","496:4960006023","488:4880005583","470:4700000804","496:4960002571","489:4890004228","470:4700006828","479:4790004098","470:4700006137","472:4720004420","479:4790002730"],"twin_admin_codes":[472,470,496,470,472,467,470,470,496,496,489,470,496,470,496,496,488,470,496,489,470,479,470,472,479],"twin_sims":[0.5011587705616656,0.41799592184564127,0.3951051050203741,0.39449957867068025,0.39109612951485184,0.385798198951193,0.3805904859982135,0.37073433878117035,0.366873372575453,0.3545531055705364,0.35169086069018124,0.3491309736359282,0.34794256523840733,0.347674016101111,0.34647113022001574,0.3423023462961915,0.3412275298152149,0.33544254808094165,0.3352787119739052,0.3320370383234386,0.32735671808652833,0.3263639313721697,0.32216046597187875,0.31932309287868066,0.31369309530042094],"twin_dists":[0.15265996832794668,0.1715409055349272,0.1769921451350498,0.17713825108220377,0.17796140360887353,0.17924945761121042,0.1805237921464781,0.18295895627634703,0.18392158214275822,0.18702802263310084,0.18775761311660596,0.18841275928911988,0.18871776188659467,0.1887867603441838,0.189096163676764,0.1901728732351084,0.19045160607594389,0.1919599911614927,0.19200291375653847,0.1928545401507305,0.19409218074352763,0.1943559588369685,0.19547775906446271,0.19623960754491845,0.19776265631261394],"n_dims_used":43,"mean_confidence":0.9131542471952216},"coverage":{"mean_confidence":0.9131542471952216,"n_dims_used":43,"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}}