{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005285","490:4900005419","490:4900005294","490:4900005292","491:4910002162","490:4900005293","490:4900005417","490:4900003632","490:4900005286","490:4900004335","490:4900002368","490:4900007669","490:4900006077","490:4900005019","490:4900003634","490:4900004193","490:4900005152","490:4900005422","490:4900005950","490:4900004206","490:4900003367","490:4900003240","490:4900005153","490:4900003237","490:4900004331"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.9062780392550973,0.7431460347262414,0.7380341382734761,0.39065456282958294,0.364751243811171,0.36403112173823043,0.35075900429689916,0.3234000643206781,0.3109948892191866,0.30293102247008524,0.29362734185698247,0.2916891794500696,0.29011699843313465,0.25911872062700686,0.2347200868847105,0.2330604237650998,0.22851937298105188,0.2249366340827211,0.22056543992212044,0.21512897628670336,0.2026363136752539,0.179746975410828,0.17644713586949037,0.1496181659242802,0.14875152100420436],"twin_dists":[0.057617783543364755,0.10007294140389203,0.1012296771107418,0.1780684444088667,0.18445283693438944,0.1846334662197667,0.1879958114106693,0.19514609877769662,0.1984980862408732,0.20071808084765091,0.20332255293521437,0.20387121827730467,0.20431787262589005,0.2134426205133948,0.22111958902023482,0.22166021824512427,0.22315251108671746,0.22434377308213205,0.2258144146410207,0.22767094240710345,0.23206084926376672,0.24061541073752918,0.24191081485450128,0.2531499161643097,0.2535366890125331],"n_dims_used":44,"mean_confidence":0.895165356722745},"coverage":{"mean_confidence":0.895165356722745,"n_dims_used":44,"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}}