{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004656","490:4900011027","490:4900008501","490:4900004661","490:4900009062","490:4900010359","490:4900009261","490:4900011870","490:4900009969","490:4900008279","490:4900011253","490:4900002099","490:4900007599","490:4900011034","490:4900004247","490:4900009785","490:4900011272","490:4900010786","490:4900003969","490:4900011408","490:4900009375","490:4900003970","490:4900004108","490:4900011741","490:4900008390"],"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":[0.45305315468380525,0.3330106006399357,0.29081647723017884,0.25905045619985384,0.19775725424917825,0.1965252027288987,0.1785597010583012,0.1720417541420746,0.16492038510299278,0.1608075879985299,0.1538658096608898,0.1475676064084538,0.1385612709795534,0.13791322641067644,0.13507632668467864,0.13411441368512536,0.13240611234676217,0.12667074850865676,0.12199553344049663,0.12194268145938197,0.12158450158120822,0.12016532395540931,0.1158615382706121,0.11585706029859495,0.1132805994242207],"twin_dists":[0.16342998237534026,0.19259829966816064,0.2041189742988899,0.21346344135302697,0.23382565969588023,0.23427605129710707,0.24107953403611737,0.24366738802346025,0.24657638090099532,0.24829792474456744,0.25127772804527493,0.2540677510665516,0.25821469464257435,0.25852074298421046,0.2598733176809503,0.26033677147118495,0.261166031635448,0.2640105297930991,0.2664023552886773,0.2664297898931083,0.2666159545590928,0.26735771457088964,0.26964892707171284,0.26965134474452446,0.27105445577037346],"n_dims_used":45,"mean_confidence":0.9312701755099826},"coverage":{"mean_confidence":0.9312701755099826,"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}}