{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004956","490:4900011061","490:4900007896","490:4900009720","490:4900010648","490:4900010748","490:4900010761","490:4900009822","490:4900011360","490:4900010132","490:4900009922","490:4900009836","490:4900010492","490:4900011289","490:4900008899","490:4900007781","490:4900010564","490:4900011949","490:4900007895","490:4900008104","490:4900011140","491:4910003945","490:4900007542","490:4900011079","491:4910005005"],"twin_admin_codes":[491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491],"twin_sims":[0.17413747293142567,0.10065841098712718,0.04662799384135235,0.028202359272792604,0.024032680571953766,0.02202798392291824,0.021107491894641405,0.017431281547451275,0.014073570645697663,0.011548366628763239,0.009532386787883344,0.009104780391097704,0.008987627802202988,0.008916085351665912,0.00829918870602572,0.007623983159738349,0.00736428834171648,0.005940760526628995,0.004772271300056122,0.00413685689616668,0.0033072950400960975,0.003260697029134398,0.0030962189447749896,0.0027518763942449205,0.0026004562451168766],"twin_dists":[0.24282779959611497,0.27830878786018187,0.32158319291763093,0.34695451615485645,0.35464728459316724,0.35876597754357836,0.36076725912411733,0.36960594680412207,0.37924491848618574,0.387940605454747,0.3961942579069464,0.3981433979735948,0.3986916759790738,0.3990296470244824,0.40204902150044886,0.405593525057712,0.40703223186235377,0.41583848145775865,0.4246293155371138,0.4302676878833729,0.4389536583549967,0.43949857688669064,0.44148056282445663,0.44596229794368275,0.44809778750698537],"n_dims_used":45,"mean_confidence":0.8859658983018663},"coverage":{"mean_confidence":0.8859658983018663,"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}}