{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007668","490:4900007667","490:4900005304","490:4900007425","490:4900007424","490:4900005688","490:4900003375","490:4900003369","490:4900007531","490:4900005154","490:4900005420","490:4900004741","490:4900005302","490:4900002822","490:4900003778","490:4900005169","490:4900007302","490:4900003236","490:4900006922","490:4900003640","490:4900003107","490:4900003239","490:4900004207","490:4900003773","490:4900006063"],"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":[0.5842027691979453,0.3845636619670381,0.2555633609296831,0.25088440930120215,0.23939469219817494,0.23425593288544935,0.2145114130161406,0.19605909724112192,0.19602532525335897,0.1910793650252644,0.1631009581905303,0.15823654229347103,0.15589735546099792,0.1463233586854722,0.14401986192894867,0.1412688520024411,0.13992623402711807,0.1398581077864909,0.13399157579336277,0.1317456473244876,0.1308404781815931,0.1276769150553399,0.1234489491079924,0.12198362493034218,0.12079742481482793],"twin_dists":[0.13465762994262334,0.17955080306012466,0.21453165447422026,0.21597959069571332,0.21961016644986958,0.22127053232881572,0.22788382676021235,0.23444695163011306,0.23445934526377527,0.23629066075752345,0.2473340793967455,0.24939041772425938,0.2503956852251317,0.25462927942701463,0.25567824380476195,0.2569474387996768,0.25757355164993834,0.25760544062534796,0.2603961348387042,0.2614887992363791,0.26193313927412265,0.263504568637641,0.26565143509762035,0.26640853601185244,0.2670265136620133],"n_dims_used":45,"mean_confidence":0.9039762708875868},"coverage":{"mean_confidence":0.9039762708875868,"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}}