{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004129","480:4800004047","480:4800004874","480:4800004621","480:4800004206","480:4800004198","480:4800005144","480:4800003972","490:4900000780","493:4930003544","480:4800003963","494:4940008620","493:4930002004","480:4800003746","480:4800005473","480:4800004128","480:4800004954","494:4940008523","480:4800005400","480:4800004884","480:4800004127","494:4940008218","480:4800004049","494:4940008521","480:4800005227"],"twin_admin_codes":[480,480,480,480,480,480,480,480,490,493,480,494,493,480,480,480,480,494,480,480,480,494,480,494,480],"twin_sims":[0.5606550178183065,0.32897863505302694,0.29745743054360646,0.2869171437471368,0.2609477541529107,0.257219581184006,0.24316939359510945,0.24162367910509297,0.23826739765010024,0.23218448208061332,0.23092767126891953,0.2308403466178825,0.22706023743667655,0.21550087183053138,0.21100356691730837,0.2102284458544897,0.2068723371801827,0.2061353135272491,0.20509463993010718,0.20092993905588555,0.1975462797889779,0.19551590207086972,0.19151884797336646,0.18446286281408386,0.1819218690451125],"twin_dists":[0.13971615863232192,0.1936621943828486,0.2022445744964402,0.20523142761332913,0.2128860403144702,0.21402315871152144,0.21840525607451786,0.21889718247284662,0.21997239665777743,0.22194657245914695,0.22235868044630747,0.22238736899629732,0.22363616907524247,0.22754294265254718,0.2291009693186854,0.22937176568300222,0.2305521571641073,0.2308131247469899,0.2311826978511128,0.2326747016045934,0.23390264596245705,0.2346464730655697,0.23612660888145967,0.23879303455715367,0.23977081419996366],"n_dims_used":43,"mean_confidence":0.9211794831031976},"coverage":{"mean_confidence":0.9211794831031976,"n_dims_used":43,"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}}