{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001418","470:4700005767","489:4890001157","489:4890001487","489:4890001030","489:4890000728","489:4890000901","489:4890001204","470:4700006862","489:4890001346","489:4890001205","489:4890001082","489:4890001156","489:4890000518","489:4890000910","489:4890001344","489:4890001149","489:4890001219","489:4890000850","489:4890000619","470:4700005478","470:4700005623","489:4890000969","470:4700006606","489:4890000849"],"twin_admin_codes":[489,470,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,470,470,489,470,489],"twin_sims":[0.9625648245364534,0.9222797836276694,0.9055561802964441,0.90354494587769,0.9022559999847997,0.8852304108212667,0.870288368049567,0.8681029397872924,0.8619291903646639,0.8617907000403748,0.860677673609365,0.8606493629565853,0.8590780808296747,0.8587228655924315,0.8548493327033193,0.8526549114200532,0.8479611596611576,0.846482305220846,0.8448807431527725,0.8372119984494464,0.8365558903322454,0.8359309891971194,0.8340549635256868,0.8293192925279993,0.8257130362771314],"twin_dists":[0.035876338487359126,0.05224334183691618,0.05785058118913898,0.058495279857342,0.058905485509343554,0.0641288910492998,0.06846015857730964,0.06907686334983805,0.07079819312791281,0.07083646598484986,0.07114353414926038,0.07115133253913543,0.07158322261740031,0.07168060712718133,0.07273668046856069,0.07333030803774938,0.0745892250353016,0.07498291598393172,0.07540772520828436,0.07742043724803724,0.07759105491067383,0.07775333331504762,0.07823921437930487,0.07945730137421603,0.08037709043433283],"n_dims_used":45,"mean_confidence":0.9156446668836805},"coverage":{"mean_confidence":0.9156446668836805,"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}}