{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009574},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009470","490:4900009376","490:4900009869","490:4900009268","490:4900004932","490:4900009053","490:4900007825","490:4900007831","490:4900007833","490:4900008713","490:4900008825","490:4900007713","490:4900009369","490:4900007832","490:4900009990","490:4900009667","490:4900006739","490:4900009266","490:4900009890","490:4900008048","490:4900008601","490:4900006983","490:4900008061","490:4900006611","490:4900004940"],"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":[0.542021977604387,0.4296194043095483,0.41994322129814693,0.3520949177412489,0.34479681993517913,0.34113793532051306,0.33829200285294614,0.33454702016055604,0.31517578333166846,0.3027989480759681,0.29581169009602876,0.2914062474384805,0.2899951862450666,0.28811061771944424,0.2841354024246642,0.24427447749822903,0.24037058085383214,0.23633344130431544,0.23447646301947603,0.22861750821189705,0.22849212067137462,0.22766321369224596,0.2251968787845991,0.2202594146051201,0.21518483492569226],"twin_dists":[0.14373870007012074,0.16882240366917123,0.1710832795113855,0.1876544316415727,0.1895277721780957,0.19047486185120663,0.191215283633784,0.19219474507453504,0.1973600633633523,0.20075472385613433,0.2027067591944856,0.20395149299040516,0.20435253938567655,0.20488998320534357,0.20603058660496737,0.2180547992164375,0.2192974817765678,0.2205964396040282,0.22119879131325354,0.22312005574494448,0.22316152562175653,0.22343605247775608,0.22425681930771238,0.22591810005971055,0.22765170734929036],"n_dims_used":45,"mean_confidence":0.9191687689887152},"coverage":{"mean_confidence":0.9191687689887152,"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}}