{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005101},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002737","490:4900004553","490:4900004544","490:4900005093","490:4900004136","490:4900002595","490:4900003991","490:4900003858","490:4900001985","490:4900003446","490:4900004550","490:4900003321","470:4700004501","490:4900002297","490:4900001986","490:4900007604","490:4900005231","490:4900004283","490:4900006987","490:4900004266","490:4900003447","490:4900005362","490:4900002886","466:4660007159","490:4900005891"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.4167131103835414,0.40202368624524104,0.3988551370675374,0.3562263637780391,0.3435417423268421,0.33263101560122216,0.3253107799643648,0.3137487332921139,0.29131834589985767,0.28204995116071757,0.27407029374715164,0.26791602930463726,0.2600945513889187,0.2592643504559229,0.2475474462648456,0.24641182719524235,0.23688613805952496,0.2264011480401574,0.22135442422901225,0.2187306452402011,0.21128921911779885,0.21111893777793728,0.20924750484440227,0.19966797848369044,0.1986812360015231],"twin_dists":[0.1718428700933216,0.17533000671638874,0.17608959386874642,0.1866029200545438,0.1898520389364261,0.1926981573167453,0.19463626141390786,0.19774752948040017,0.20397644223319195,0.2066328065254822,0.20896241259816373,0.2107876669357282,0.21314536611232185,0.21339821455341768,0.2170227952824953,0.21737986868538497,0.22041775813280176,0.22385531188798524,0.22554753955178952,0.22643751774892334,0.22900134412556353,0.2290607211107654,0.22971544160667307,0.23313099210417096,0.23348915858800579],"n_dims_used":45,"mean_confidence":0.9223576015896268},"coverage":{"mean_confidence":0.9223576015896268,"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}}