{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005483","480:4800004127","480:4800004874","480:4800004621","480:4800005641","480:4800003972","480:4800005648","480:4800005227","480:4800005719","480:4800004706","480:4800005048","480:4800004954","480:4800004047","480:4800004206","480:4800004042","480:4800004128","493:4930000391","494:4940008217","468:4680002782","480:4800004523","468:4680002893","480:4800004041","490:4900001174","494:4940008437","493:4930000215"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,493,494,468,480,468,480,490,494,493],"twin_sims":[0.8909117776490122,0.6716848605064909,0.6638894529414957,0.6252647163134928,0.578189434873988,0.5226973302184822,0.5143316081966609,0.48267078165206945,0.4810944859217204,0.46563321632526705,0.4351619378632944,0.40387759890760155,0.39847468086158744,0.39806465116746664,0.3840388745348204,0.3718056805355582,0.36565949721816676,0.310761205627444,0.3098448200730013,0.29919570793238554,0.2984925558432416,0.2949553153606103,0.29362056512668966,0.29016720519148936,0.2794135012596147],"twin_dists":[0.06242354007643866,0.11586755220182066,0.1175546537145598,0.12586173657380784,0.13594747704033985,0.14793755387755275,0.1497658471557052,0.15675807245624127,0.157109655430267,0.16057834595236964,0.1675367844547468,0.17488682804264863,0.1761809837287196,0.17627952209224962,0.17967904112435165,0.18269273143981718,0.18422527456983961,0.19856195076688476,0.1988126598856384,0.2017580307463567,0.20195464275682581,0.20294786028590447,0.20332446758264344,0.204303586714653,0.2073980087802919],"n_dims_used":43,"mean_confidence":0.9215212090070858},"coverage":{"mean_confidence":0.9215212090070858,"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}}