{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004452","480:4800004630","480:4800004711","480:4800004626","480:4800004368","480:4800004285","493:4930006182","480:4800003888","480:4800005722","480:4800004541","480:4800004450","480:4800004050","490:4900000666","480:4800004625","490:4900001034","480:4800004537","480:4800004538","480:4800004451","490:4900000559","480:4800004628","480:4800004044","493:4930000392","480:4800003547","480:4800004627","490:4900004042"],"twin_admin_codes":[480,480,480,480,480,480,493,480,480,480,480,480,490,480,490,480,480,480,490,480,480,493,480,480,490],"twin_sims":[0.7780103311131292,0.762787366148916,0.7537053930691061,0.6865276334106555,0.6578427748193202,0.6527940383702135,0.6395228682245268,0.6321311592137068,0.6272740712349323,0.6124904248035545,0.6103099913117016,0.5623234672292968,0.5595687646327767,0.5496736980489045,0.5474112288444477,0.542613336656819,0.4868196402508772,0.47748820302737277,0.4663009375215384,0.44543392355693545,0.43622978974871746,0.43578076575055735,0.4148618467909394,0.4146834904701804,0.36782090593476846],"twin_dists":[0.09202145436911999,0.09557491102485147,0.09766591024302529,0.11264076532563375,0.11886025097954078,0.11994857894603095,0.12280288984467086,0.12438943879743436,0.1254310180393906,0.12859830052191315,0.1290652205178185,0.1393569625421564,0.13995009300173306,0.1420841674719607,0.1425729646140801,0.14361068386020578,0.15583440226831688,0.15791539529709692,0.16042775308294047,0.1651711809776881,0.1672898478387349,0.16739365354525998,0.17227934828092148,0.17232144418069753,0.18368487430135308],"n_dims_used":43,"mean_confidence":0.9215717759243277},"coverage":{"mean_confidence":0.9215717759243277,"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}}