{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004235},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004098","490:4900002558","490:4900003674","490:4900002860","490:4900002714","490:4900003675","490:4900003146","490:4900002853","490:4900003004","490:4900004514","490:4900003018","490:4900002557","490:4900001938","490:4900003682","490:4900003003","490:4900001789","490:4900004513","490:4900005212","490:4900008046","490:4900004105","490:4900003005","490:4900008592","490:4900004377","490:4900002407","490:4900004099"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.19769864947327417,0.17745177917728253,0.14317875071144204,0.11935015622592009,0.11199025009264829,0.10355626940579768,0.07968071323104806,0.07820561609120281,0.06778374698767524,0.05936724887967627,0.05092924152498407,0.050201363564065314,0.05003235587504869,0.03915308747451513,0.03834064711762353,0.038057551108050376,0.03716193107722019,0.036668947516019505,0.03616034303608711,0.036151024238888545,0.03605644721835447,0.03548155538293205,0.03207448822468179,0.03117763674516075,0.030105801048808983],"twin_dists":[0.233847039347037,0.24151461709007113,0.25606436925722076,0.2677868078053258,0.2717664200358763,0.27658327369472835,0.2921297138618925,0.293206652369272,0.30132184432281095,0.3086541756489465,0.3169213211655814,0.317686540085481,0.3178655386584371,0.3306205513588172,0.3316885919109088,0.33206525516282454,0.3332727334945913,0.33394794376955084,0.334652672655458,0.33466566322674596,0.33479766647851333,0.33560644515834076,0.34064245091803647,0.34204384736570936,0.3437646624299066],"n_dims_used":45,"mean_confidence":0.9222907172309027},"coverage":{"mean_confidence":0.9222907172309027,"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}}