{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004082","490:4900003948","490:4900003944","490:4900002828","490:4900001930","490:4900003665","490:4900004085","490:4900004083","490:4900002534","490:4900001104","490:4900004351","490:4900003500","490:4900002997","490:4900005305","490:4900004339","490:4900002079","490:4900002234","490:4900003138","490:4900003117","490:4900012592","490:4900004068","490:4900002683","494:4940005675","490:4900002675","490:4900001363"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.3431466670747649,0.10059309475215795,0.0799622686718276,0.07377469821094035,0.041100762048955033,0.021388312040898014,0.016650248982923478,0.016627097884224108,0.015605188460891812,0.01399259201410814,0.013866850756459869,0.013420587774819722,0.013135849476339263,0.012003858128214629,0.01187197247426656,0.009489191553743715,0.008348069950045084,0.008288553481027397,0.00816008548533791,0.007547583209807178,0.0074279450104796346,0.007239441491293125,0.007199808466623376,0.007112085354301122,0.007018929686721377],"twin_dists":[0.18995424241966333,0.27834812493813943,0.2919259777723074,0.2965429858750582,0.32813444578108014,0.36014879926475796,0.3716920747361571,0.37175521123372246,0.3746221347262681,0.3795014848026686,0.37990248366862195,0.3813520716998899,0.38229941023312874,0.3862549862030549,0.3867371294682493,0.3963875675873691,0.4018025693688334,0.4021028149123233,0.40275754297700417,0.4060121536913911,0.40667540944712505,0.4077401707257964,0.40796720267053177,0.4084737327924913,0.4090178176337881],"n_dims_used":45,"mean_confidence":0.922353023952908},"coverage":{"mean_confidence":0.922353023952908,"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}}