{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004915},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004916","490:4900005706","490:4900005705","490:4900005707","490:4900005571","490:4900005038","490:4900005573","490:4900007429","490:4900005574","490:4900004775","490:4900004633","490:4900004777","490:4900005174","490:4900005704","490:4900005054","490:4900005577","490:4900005173","490:4900005312","490:4900004776","490:4900005442","490:4900006936","490:4900005572","490:4900004778","490:4900005578","490:4900007552"],"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":[0.6401493073247512,0.3829281392885968,0.3479826426175931,0.3160844786252022,0.3123395955361341,0.30471488037134536,0.30254646478116753,0.29420975148183975,0.24188992744773685,0.2292098376041446,0.191257263123807,0.17670641622134375,0.1766395561735885,0.17051500166747718,0.15968424756991664,0.15652533215007164,0.13598983428091022,0.11863234302224343,0.11464388545212474,0.1079418956537832,0.10527859314531134,0.10311392736983965,0.10145482022869008,0.08428268304818383,0.08215032108450995],"twin_dists":[0.12266833874482935,0.17995073897765693,0.18870746719116377,0.19711385686302024,0.1981311167485762,0.20022406953032695,0.20082479924916477,0.20315810080569627,0.21881230352611378,0.2229243554961045,0.2362242225934544,0.24180841002427966,0.24183480669317017,0.2442836571372667,0.2487736814574555,0.2501247363043848,0.2594354725627303,0.26816651467510044,0.27030900335530994,0.27404207423180177,0.275575494602171,0.27684420608136734,0.277830744038099,0.2888695227352561,0.2903619760416204],"n_dims_used":44,"mean_confidence":0.9196144450794567},"coverage":{"mean_confidence":0.9196144450794567,"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}}