{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002682","481:4810002045","481:4810001961","488:4880002784","488:4880002796","493:4930003265","493:4930003095","481:4810001618","481:4810001101","493:4930001202","488:4880002474","481:4810001234","466:4660000500","488:4880002143","481:4810001440","481:4810001289","488:4880001672","493:4930003620","481:4810001298","488:4880001915","481:4810001297","488:4880002597","493:4930002934","488:4880002722","470:4700003044"],"twin_admin_codes":[488,481,481,488,488,493,493,481,481,493,488,481,466,488,481,481,488,493,481,488,481,488,493,488,470],"twin_sims":[0.611356466097137,0.5458250269382576,0.5272821456871614,0.5200317326656037,0.49560298302722455,0.47160330983180127,0.46388716133560587,0.45462050172728335,0.45198597019838116,0.4369327323235596,0.4279363471260486,0.4226894236457202,0.4197360509366324,0.40318444564817224,0.39124671285591484,0.3841848739200821,0.38259426541954616,0.3757356900525089,0.37174282595492514,0.3712625099881743,0.36827253050501396,0.3680980252307649,0.36530013621388974,0.3643621142337876,0.36201249217679166],"twin_dists":[0.1288411308302701,0.14291586132165568,0.1469384467274141,0.14851934911923872,0.1538867570180079,0.15923449970922116,0.16097249233966304,0.16307315662122301,0.16367320012396036,0.16712742621936816,0.16921412850864603,0.17043943071723117,0.17113192276156292,0.1750524193303581,0.17792491341141617,0.17964335604235174,0.1800324818655577,0.18171936297456806,0.18270834009532272,0.1828276599401811,0.1835721591671988,0.18361570348766026,0.18431527819242305,0.18455042050661763,0.18514076763723536],"n_dims_used":45,"mean_confidence":0.9233386569552952},"coverage":{"mean_confidence":0.9233386569552952,"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}}