{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009031","490:4900008914","490:4900009128","490:4900008024","490:4900008017","490:4900009030","490:4900007911","490:4900008132","490:4900007794","490:4900008913","490:4900008698","490:4900008688","490:4900007909","490:4900008241","490:4900008021","490:4900008917","490:4900007797","490:4900008018","490:4900008803","490:4900009953","490:4900009028","490:4900008239","490:4900009331","490:4900009105","490:4900007914"],"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":[0.5044964380315753,0.4514350251509299,0.323693183967205,0.317635463228247,0.23997320333531455,0.23792685356010987,0.18489631561158884,0.15613852523505334,0.10376135236158564,0.07675128342770814,0.07330793254267444,0.0717606275518847,0.0705782445961977,0.06744183136906928,0.06287512880420042,0.0617050546885069,0.06006789765334625,0.058568089493197174,0.05725304078331764,0.05476262726694378,0.04185334256512597,0.04079425878676578,0.038795437404152866,0.03229059887515644,0.030161525439330997],"twin_dists":[0.1519247859721852,0.16379884697446587,0.19506777690471058,0.1966945483475473,0.2194247058516564,0.22008204209183505,0.23862719047294356,0.250291535146048,0.2764625923822349,0.2942845361045488,0.29690378451089056,0.2981132608377675,0.29905181192015945,0.3016047907610688,0.30550082787090954,0.3065362254479915,0.3080123301134221,0.3093939197419373,0.31062950378545473,0.3130350896198648,0.3272003929672994,0.32851899425398157,0.33108838790360867,0.3403097772095263,0.34367391437845496],"n_dims_used":45,"mean_confidence":0.882363043891059},"coverage":{"mean_confidence":0.882363043891059,"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}}