{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003854},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002744","490:4900002894","490:4900004003","490:4900002582","490:4900002445","490:4900004133","490:4900003582","490:4900004004","490:4900004417","490:4900002447","490:4900002881","490:4900004163","490:4900001841","490:4900003853","490:4900002735","490:4900002295","490:4900004144","490:4900002743","490:4900005509","490:4900002895","490:4900003040","490:4900003714","494:4940004906","490:4900003996","490:4900002599"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.8587737658974405,0.40596923789170986,0.37068087531550015,0.3605050432285616,0.34364506006406337,0.3369102629737131,0.33467815880922774,0.32085992103447014,0.27917678713284333,0.27750660800715365,0.27233314878162185,0.27067691932331056,0.2695138142276158,0.2651350447740233,0.2644832576335948,0.25119963924469746,0.2385929890005734,0.225484688442082,0.22367407241468446,0.21411043835429475,0.21195772162230736,0.20943285845645904,0.20848258730259125,0.20214997711882893,0.19999587499390703],"twin_dists":[0.07166665813719529,0.17438791448528707,0.18297225175107854,0.185520541681542,0.18982532160603743,0.1915759774331854,0.1921603470516128,0.19582649309474726,0.20746692663909286,0.20795420282674876,0.20947503931072708,0.20996566589708895,0.2103113222726889,0.2116209807349424,0.21181707316144577,0.21588150296193523,0.21986766099528096,0.22416073317693255,0.22476657673644532,0.22802227104474976,0.22876855106643695,0.22965041853855994,0.229984194326495,0.2322354410461831,0.2330122430065214],"n_dims_used":45,"mean_confidence":0.918644036187066},"coverage":{"mean_confidence":0.918644036187066,"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}}