{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005235},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005256","477:4770003144","499:4990000003","467:4670003682","489:4890005237","477:4770003231","489:4890005172","468:4680001889","479:4790006639","499:4990000006","489:4890004963","477:4770003443","468:4680002426","467:4670003718","477:4770003227","489:4890005228","467:4670003609","472:4720006853","467:4670003791","489:4890005087","467:4670003261","467:4670003610","468:4680004488","477:4770002343","477:4770002687"],"twin_admin_codes":[489,477,499,467,489,477,489,468,479,499,489,477,468,467,477,489,467,472,467,489,467,467,468,477,477],"twin_sims":[0.5500498620757485,0.43170093548469296,0.3644471832329088,0.3525554970498676,0.34785235999455716,0.34138537582144357,0.32369096778128786,0.3211648889413595,0.29648737565133304,0.29558507395965794,0.2934824382263543,0.28743938928955987,0.2727780873491923,0.2634665499393735,0.2629354167820116,0.26279767872198484,0.2566685293787582,0.2541601567630757,0.2524945526392907,0.2507195640985452,0.25004367622177115,0.24849819485933416,0.2368584895501089,0.23544356021671697,0.23449350120566959],"twin_dists":[0.14200293121200425,0.16833880048747887,0.18452908292591289,0.1875368916457999,0.18874093523426821,0.19041064240513594,0.1950683689236788,0.1957446467348454,0.20251681905529392,0.20277051989330822,0.20336349864153885,0.20508191241445473,0.2093435480920023,0.21212355634797148,0.21228395867946576,0.2123255886959726,0.21419211313151457,0.21496410466667903,0.21547939595125415,0.21603091566936503,0.21624158075238492,0.21672465865724036,0.22042669015374652,0.22088470416294045,0.22119325043370539],"n_dims_used":45,"mean_confidence":0.9210008409288194},"coverage":{"mean_confidence":0.9210008409288194,"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}}