{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011541","490:4900011920","490:4900011789","490:4900011792","490:4900011547","490:4900011987","490:4900011197","490:4900011870","490:4900011336","490:4900011721","490:4900011734","490:4900011923","490:4900011475","490:4900011034","490:4900011272","490:4900011027","490:4900010949","490:4900011544","490:4900011664","490:4900011409","490:4900009969","490:4900012188","490:4900011182","490:4900011253","490:4900011538"],"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":[0.5935534341963766,0.44446208113491903,0.4325031692464567,0.3819602892724633,0.34813434828014983,0.3372708195516855,0.3208287776574604,0.3093746415195765,0.30169447933370247,0.2909393733458778,0.2888938060268639,0.288713264097566,0.28289506534881476,0.2772975365386542,0.27394139406394863,0.26802394990442446,0.26770289034276823,0.26686411097787216,0.2636141284534525,0.25802924361103785,0.24559250955701775,0.24544474734906405,0.24540756323932747,0.24304705567162457,0.23757701020662467],"twin_dists":[0.13265368137860764,0.16539407952637686,0.16815266963810097,0.1801877935276823,0.1886685041359477,0.19148177972760086,0.19583485371087406,0.19894145853237075,0.20106151479539577,0.20408405794708454,0.20466637830009815,0.20471789192656922,0.20638843824822437,0.20801532534790693,0.20900038185495418,0.21075543741144379,0.21085134265493427,0.21110223589315721,0.21207902350446525,0.2137753276291791,0.21763814478412746,0.21768478333866942,0.2176965226995896,0.21844411648947154,0.2201947881865946],"n_dims_used":45,"mean_confidence":0.917435540093316},"coverage":{"mean_confidence":0.917435540093316,"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}}