{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008262","490:4900009048","490:4900009767","490:4900009050","487:4870003223","490:4900006483","490:4900006246","490:4900007698","490:4900006244","490:4900008617","490:4900007590","487:4870003221","487:4870003370","487:4870003116","490:4900005463","466:4660005932","490:4900006845","490:4900008041","487:4870003362","487:4870002598","490:4900007821","490:4900006113","490:4900006127","490:4900008057","487:4870001560"],"twin_admin_codes":[490,490,490,490,487,490,490,490,490,490,490,487,487,487,490,466,490,490,487,487,490,490,490,490,487],"twin_sims":[0.02032961542554608,0.0023356598421942244,0.0001500363477472816,0.00008217974661279126,0.0000738531212130439,0.000034901717058352775,0.000009529449355499436,0.00000484997402653074,0.000004412494144403622,0.000002579207455792059,0.0000025202350854159683,7.693569901399062e-7,5.10800001293822e-7,3.4580485915402546e-7,2.743865094146601e-7,2.517629726192799e-7,2.46926245719956e-7,2.2228092706637012e-7,1.8427716381817261e-7,1.504488200798927e-7,9.83167691621037e-8,8.413471741564826e-8,7.740830867977169e-8,7.416457503058536e-8,7.090226123878384e-8],"twin_dists":[0.36251859699427097,0.4521222034860385,0.5449974527211987,0.563320065455908,0.5665098424428522,0.5884038009758719,0.6245092372531817,0.6424925726895427,0.6449695830602925,0.6588625901077042,0.6594544692760731,0.6891358810069508,0.6990888677406699,0.7084386317206633,0.7139253396954981,0.7159554846980246,0.7164123501616736,0.7188837092878101,0.7232697228472998,0.7279842781004113,0.7377755991761215,0.7413284550361651,0.7432219273500444,0.7441928074279762,0.7452116940061491],"n_dims_used":45,"mean_confidence":0.9218356662326389},"coverage":{"mean_confidence":0.9218356662326389,"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}}