{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003379},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001858","490:4900006064","490:4900005947","490:4900003644","490:4900001925","490:4900007182","490:4900006073","490:4900002223","490:4900002668","490:4900006078","490:4900001109","490:4900005829","490:4900004490","490:4900005296","491:4910001135","490:4900003377","490:4900007428","491:4910001202","490:4900002982","491:4910001139","491:4910000994","490:4900005567","490:4900004078","490:4900007061","491:4910001268"],"twin_admin_codes":[491,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491,490,491,491,490,490,490,491],"twin_sims":[0.09735858161343128,0.06631976836651976,0.04585011458779523,0.03226319654037392,0.028684347814540177,0.026757860123678912,0.021997297130855808,0.015561953216406315,0.01279754009103755,0.010823399011104596,0.010749439560096018,0.009350065457829761,0.00807356522235529,0.007489127746156868,0.007226562741661635,0.005782185105776033,0.005637737633147304,0.00518746503339893,0.004689346931989509,0.004526248178734,0.004180434160566927,0.0037177182446636817,0.0035679943783492535,0.0035586025442691685,0.0034833921438937663],"twin_dists":[0.28032164208974564,0.3025416222027531,0.32246439034862084,0.34035185396323614,0.34612969842561875,0.34950124677482086,0.3588315129800157,0.37474703203671234,0.3834488892359954,0.3907493584091279,0.3910452298933682,0.39701557748510446,0.40320371184650977,0.4063350331739264,0.4078138219877718,0.41693447169235004,0.41795669966109583,0.42130251293967674,0.4253250442829982,0.4267266128972175,0.42985670052879477,0.43443531125389484,0.4360283897020114,0.43613033815015995,0.43695570943781853],"n_dims_used":45,"mean_confidence":0.9010667588975695},"coverage":{"mean_confidence":0.9010667588975695,"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}}