{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003145},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008969","494:4940008849","494:4940008053","490:4900009603","466:4660004387","490:4900001652","490:4900004238","490:4900013317","490:4900007249","490:4900001525","490:4900006871","490:4900012144","490:4900001655","490:4900006505","490:4900008733","490:4900006610","494:4940008954","490:4900001792","490:4900001393","490:4900001791","490:4900004374","494:4940008947","490:4900008086","490:4900013197","494:4940008712"],"twin_admin_codes":[494,494,494,490,466,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,490,490,494],"twin_sims":[0.016879625469654925,0.0033789958315474447,0.0032469022951624256,0.0031415666661693585,0.0029455724607705155,0.0015734090102616032,0.0013224542328324482,0.0011796950387810122,0.0009716149023276633,0.0009295113573582859,0.0007884568483430092,0.0007234865077006133,0.0006728468860281205,0.000506027551964947,0.0005048870983557729,0.00048492824465885034,0.00043575733342021754,0.00043222698783101866,0.0004058578290949983,0.00037995777670363684,0.0003731850352718626,0.0003632690965506904,0.0003575008992373889,0.0003555110611753142,0.0003455698205597286],"twin_dists":[0.3710706603245392,0.43812871784477525,0.439661256458384,0.44092469405645807,0.44338214496504963,0.4666276888520796,0.47286678385825653,0.47692413366936637,0.4837384810049637,0.48528072830418784,0.4909679198477492,0.49391350030932674,0.4963854135109272,0.5059747159393054,0.5060499266883052,0.5073925335794484,0.5109343887374364,0.5112028651905656,0.5132756608864835,0.5154381326704143,0.5160263695706399,0.5169058986778166,0.517427933692163,0.5176098507928407,0.5185332500387236],"n_dims_used":45,"mean_confidence":0.9130813598632812},"coverage":{"mean_confidence":0.9130813598632812,"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}}