{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000537","480:4800000447","480:4800000397","480:4800000640","480:4800000651","480:4800000646","480:4800000676","480:4800000532","480:4800000551","480:4800000438","480:4800000680","480:4800000799","480:4800000682","480:4800000384","480:4800000751","480:4800000802","480:4800000565","480:4800000652","480:4800000760","480:4800000538","480:4800000718","480:4800000611","480:4800000471","480:4800000996","480:4800001191"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.766059536872653,0.7193945155989779,0.6463882275534746,0.6442952495519051,0.6263981517229694,0.6201064629717011,0.560055685135324,0.506804849489569,0.4968204964544352,0.48729068860772207,0.47860756727599796,0.47731544312766055,0.45655070905441014,0.4496180423137294,0.43675595609226936,0.4367298883146615,0.4263652421682883,0.41732206250286846,0.41523708499924866,0.41458214003260174,0.4084957006648827,0.3768243142496672,0.3738115851650879,0.3727124843576684,0.3718545428406772],"twin_dists":[0.09481645035670984,0.10540582846238605,0.12132737864469252,0.12177742726339186,0.1256187888408206,0.12696705521671367,0.13984522259325807,0.1514170841301125,0.15361758284902768,0.15572968515311933,0.1576650913054307,0.15795404346880912,0.1626343385025868,0.16421362750941154,0.16716826230181692,0.16717428462659975,0.16958036853821434,0.1716994776510648,0.1721908095469254,0.1723453685324816,0.17378680670370206,0.18145062138045548,0.18219528829373965,0.18246769013238315,0.18268059838276748],"n_dims_used":43,"mean_confidence":0.9127050887706668},"coverage":{"mean_confidence":0.9127050887706668,"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}}