{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004877","480:4800004792","480:4800004962","480:4800005049","480:4800004705","480:4800004882","480:4800005473","480:4800005136","480:4800004694","480:4800005476","480:4800004970","480:4800005046","480:4800005560","480:4800003958","480:4800004445","480:4800004117","496:4960009174","480:4800005231","480:4800004878","480:4800004039","494:4940005104","480:4800004779","480:4800004693","496:4960008366","494:4940008318"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,480,480,480,494,480,480,496,494],"twin_sims":[0.6041973096629715,0.5768281558031095,0.5038210888291106,0.4566401060053781,0.42229108242870284,0.41717816578853867,0.3490882197330437,0.33795972453975487,0.3350025124604531,0.33027028883891696,0.31728296868111544,0.315563987862945,0.3127351505060059,0.30427086511404877,0.2907796120973581,0.25108878820997704,0.24992566265934396,0.24901790069397106,0.24849558794356547,0.2378647499736596,0.23494089831095055,0.2173469967625948,0.21073063403278566,0.18991504699166406,0.18750320335390486],"twin_dists":[0.1303741226130192,0.13623962234863815,0.1520734369528741,0.16261403113038805,0.17053271261485906,0.1717333535084277,0.1884237225242109,0.19130194994697383,0.1920752996418284,0.19332059798929682,0.19678974349187167,0.19725483213302908,0.19802334173507743,0.20034687538785423,0.20412944986476966,0.21591598668562503,0.21627840128481654,0.2165619978272752,0.21672547513542498,0.22010204869009697,0.2210478495746705,0.2269097331023625,0.22919624401448968,0.23672655898455142,0.23763548788537453],"n_dims_used":43,"mean_confidence":0.9128898798033248},"coverage":{"mean_confidence":0.9128898798033248,"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}}