{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003630},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004054","490:4900002967","490:4900004195","490:4900003772","490:4900003773","490:4900003242","490:4900004055","490:4900003239","490:4900002966","490:4900003780","490:4900003244","490:4900003635","490:4900003640","490:4900003775","490:4900004053","490:4900007303","490:4900003777","490:4900002066","491:4910002161","490:4900004193","490:4900005555","490:4900005155","490:4900003373","490:4900003241","490:4900004470"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.8257086709256849,0.548594817416852,0.530585105492187,0.46332365365555256,0.43429247001541355,0.3990625332889401,0.36012398298926285,0.35599819979209807,0.3488496804813894,0.34497384031373846,0.34137184222611167,0.3219624052479114,0.31816035443133905,0.29950115175871245,0.28726426081132916,0.2800729154502439,0.2763405811399959,0.2724426079792314,0.2508477307355231,0.24825504621505043,0.2477099870021836,0.24662637017332278,0.24399024617060158,0.24342484514003987,0.23948623138142572],"twin_dists":[0.08037819987385857,0.14231721311403364,0.1462198603070819,0.16109980620831935,0.1677380241348898,0.17603979170852266,0.1856166708326629,0.18666082585050925,0.1884849032597261,0.18948208695674876,0.1904141542017129,0.19553081708655612,0.19655290587804347,0.20167270833776696,0.20513203230292262,0.20720621129521932,0.20829545312461556,0.20944267894303337,0.2159910087976882,0.21680083571931455,0.21697177361743117,0.217312328911254,0.21814483995028983,0.21832415308622624,0.21958080119428963],"n_dims_used":45,"mean_confidence":0.8969754536946615},"coverage":{"mean_confidence":0.8969754536946615,"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}}