{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004775","494:4940005889","494:4940004172","494:4940006331","494:4940004540","494:4940004785","494:4940004292","494:4940004645","496:4960007892","494:4940004660","496:4960007775","494:4940005145","494:4940004395","496:4960007403","494:4940003676","494:4940005014","494:4940006224","494:4940004289","494:4940006219","494:4940005654","496:4960006616","496:4960007274","494:4940002904","494:4940006329","494:4940005275"],"twin_admin_codes":[494,494,494,494,494,494,494,494,496,494,496,494,494,496,494,494,494,494,494,494,496,496,494,494,494],"twin_sims":[0.684402646376536,0.6328403967236154,0.6156759768877862,0.5746276012808598,0.5144745293849096,0.49915259576609083,0.49498698246269834,0.49436033776255633,0.4920088453922192,0.4911497930121154,0.4486580775272263,0.42171620808148164,0.41707417912818023,0.38932214657419373,0.38362421170535604,0.37459378342434135,0.3722793403933436,0.3626190451964248,0.360963190597473,0.3585703446476319,0.3557883724222173,0.3555312776616621,0.3515317046421062,0.34297391720839915,0.342205289544664],"twin_dists":[0.11310403214604338,0.12423728918486968,0.12791608053745138,0.13671201961844853,0.14973455227126142,0.15310251353064297,0.1540230179794755,0.15416168374523107,0.15468248638543838,0.1548729295692262,0.16443302117739764,0.17066739950237694,0.17175783693939375,0.17839178134302533,0.17978042811818062,0.18200166772966483,0.18257514959350354,0.1849881845966928,0.18540503451117543,0.18600914240102961,0.1867140948940321,0.1867793858604085,0.18779827275078564,0.18999895141023598,0.19019802380672376],"n_dims_used":45,"mean_confidence":0.9159617106119792},"coverage":{"mean_confidence":0.9159617106119792,"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}}