{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011831},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006651","466:4660002082","478:4780006846","478:4780006847","478:4780006249","479:4790000006","485:4850001450","472:4720007564","467:4670001205","496:4960010710","478:4780007886","466:4660001973","499:4990001290","479:4790000842","473:4730002719","478:4780006099","490:4900006654","480:4800004347","488:4880002649","478:4780007544","467:4670003247","478:4780006248","467:4670000357","486:4860002081","499:4990003708"],"twin_admin_codes":[490,466,478,478,478,479,485,472,467,496,478,466,499,479,473,478,490,480,488,478,467,478,467,486,499],"twin_sims":[0.2926891049857282,0.25697170140408065,0.23462744166541294,0.22275490085119806,0.22159760348629973,0.2047310487628768,0.19628499947983905,0.18722421468030265,0.17694866636914747,0.17593505863111844,0.1640486503884938,0.15774649648661954,0.15463026839035618,0.15106422224373142,0.14708003105130443,0.1428512676465818,0.1338538613093686,0.12656607685237276,0.1264581401352721,0.11986500811316006,0.11977812841721482,0.11151518242612699,0.10780838009916881,0.10677695460414967,0.1056154650919239],"twin_dists":[0.20358788494289898,0.21409913118565654,0.22114970169840736,0.22507538757725154,0.2254654120623127,0.2313121219267045,0.2343640881223491,0.2377411552863838,0.2417128279736668,0.2421133789341969,0.24693865528816425,0.24960011299393234,0.250944825774512,0.25250821732850676,0.25428737499581083,0.25621516118826226,0.26046273618734006,0.26406333968350687,0.26411783157835644,0.26751553715388654,0.26756125069754055,0.2720301377319174,0.2741182436521391,0.2747091424117075,0.2753798841180972],"n_dims_used":45,"mean_confidence":0.916290283203125},"coverage":{"mean_confidence":0.916290283203125,"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}}