{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008559","490:4900008566","490:4900008336","490:4900008226","490:4900007900","490:4900010318","490:4900008229","490:4900009117","490:4900008337","490:4900010399","490:4900008560","490:4900009536","490:4900009938","490:4900008556","490:4900008338","490:4900009632","490:4900009430","490:4900008564","490:4900008672","490:4900009633","490:4900010484","490:4900010405","490:4900008562","490:4900010136","490:4900008668"],"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":[0.6695526893341769,0.6139589835861633,0.5380733811597815,0.514789112864198,0.5121366130326187,0.4852412622416832,0.4804168544434253,0.4312140477874754,0.36436967869506925,0.36221839028573855,0.35961602613616445,0.3595916835202664,0.35529261227389375,0.3523932646127301,0.34203652625087383,0.32424358908392525,0.3155869182582263,0.314991964835617,0.3007584620310248,0.2956942459910549,0.2904824213093563,0.28486242003066464,0.2832706915623235,0.2819299383078407,0.2813060045340527],"twin_dists":[0.11632947325965935,0.1282838040793408,0.14459415304153758,0.1496656767579928,0.1502467495230269,0.15618551234804323,0.15726090879422894,0.16845183433588132,0.18454852303552385,0.18508895785961407,0.18574489266624822,0.18575103971323828,0.18684001839192882,0.18757828429253873,0.1902417649511965,0.19492081467945926,0.1972486186486818,0.19740991697337096,0.2013220272983748,0.20273979966213948,0.20421392824745638,0.20582127118932642,0.2062799659548033,0.2066675446251966,0.20684828860946775],"n_dims_used":45,"mean_confidence":0.8903193155924479},"coverage":{"mean_confidence":0.8903193155924479,"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}}