{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004444},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004487","491:4910004529","491:4910005053","491:4910005665","491:4910004906","490:4900008897","491:4910005710","491:4910004854","490:4900008896","490:4900009099","490:4900009527","490:4900011142","490:4900010120","491:4910004853","490:4900009008","491:4910004855","490:4900007783","490:4900010832","490:4900009951","490:4900010022","490:4900009009","490:4900011144","497:4970000563","491:4910005365","490:4900010222"],"twin_admin_codes":[491,491,491,491,491,490,491,491,490,490,490,490,490,491,490,491,490,490,490,490,490,490,497,491,490],"twin_sims":[0.5909362905757509,0.5675319266706603,0.03173430171018734,0.019274894204574837,0.015029113015676146,0.014366661895919543,0.01300225649219764,0.01191156260628855,0.01026875768243354,0.008865276029350663,0.008854717148883225,0.008405124825482778,0.008356965176148116,0.008314886160902271,0.007930249521191082,0.00740465016176298,0.006537071479302225,0.006385863772066639,0.006231541201269851,0.005930632176561374,0.00574927276199211,0.005554039457960006,0.005330589720500507,0.0047398054337649135,0.0046715753147012805],"twin_dists":[0.13321439158428308,0.13823652433171288,0.3411700249847366,0.36498898917403605,0.37631190814047893,0.37832707451728215,0.3827501557634511,0.38659190014461425,0.3930135561082869,0.3992711490052957,0.39932149173430426,0.40151653620465877,0.4017578599750823,0.4019697358283097,0.40395228125471877,0.40680566712649946,0.41194033658777646,0.41289746830086255,0.41389560934914427,0.4159076890931286,0.41716534059229693,0.4185598952502993,0.42021144375322095,0.42490038615963566,0.4254755970393093],"n_dims_used":45,"mean_confidence":0.8858132256401909},"coverage":{"mean_confidence":0.8858132256401909,"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}}