{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":475,"cluster_id":4750004100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750004307","475:4750003357","475:4750004203","475:4750004515","475:4750002856","475:4750003262","475:4750003271","475:4750004204","475:4750004909","475:4750003440","475:4750004309","475:4750002929","475:4750003354","475:4750003441","475:4750003356","475:4750004310","475:4750003620","475:4750003355","475:4750004411","475:4750003345","475:4750004615","475:4750003095","475:4750003184","475:4750002867","475:4750004208"],"twin_admin_codes":[475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475],"twin_sims":[0.9869965809535753,0.9092005320058872,0.9063685904482343,0.9012753271950237,0.8951573379721345,0.8848226222461988,0.8776511104470069,0.8725531269797431,0.8677528446953345,0.8635056276674483,0.8512240809677709,0.8445145882337757,0.8426108082280375,0.8348180922958909,0.8254833794609497,0.8221235283996706,0.820507446199035,0.8182436841583735,0.8125917123916,0.8067466734576694,0.8022624834591489,0.801375251417534,0.7995446598044234,0.78779622776278,0.7850772566757198],"twin_dists":[0.021012956479089417,0.05666744074237258,0.05758852771214507,0.05921606945712233,0.061125446293206966,0.0642499684123136,0.06635204374793927,0.0678168052249394,0.0691752889722183,0.07036150112302904,0.07371561267058174,0.07550462358354916,0.07600711769514165,0.07804180125907871,0.0804354441334835,0.08128620313155141,0.08169348752946579,0.08226194752971526,0.08367112703015761,0.08511399042953754,0.08621151003973715,0.08642773168054836,0.08687290545895687,0.0897010312356805,0.09034880920483318],"n_dims_used":44,"mean_confidence":0.9096681421453302},"coverage":{"mean_confidence":0.9096681421453302,"n_dims_used":44,"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}}