{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004372","470:4700004541","470:4700005119","469:4690001113","490:4900005273","469:4690002285","470:4700004708","469:4690001902","487:4870013095","474:4740000638","470:4700006994","470:4700004197","469:4690001105","493:4930004634","470:4700004027","469:4690002388","470:4700004362","499:4990001133","470:4700006490","474:4740000334","470:4700006075","470:4700004371","470:4700005778","470:4700004198","470:4700005118"],"twin_admin_codes":[470,470,470,469,490,469,470,469,487,474,470,470,469,493,470,469,470,499,470,474,470,470,470,470,470],"twin_sims":[0.45502449060482486,0.4117219439991822,0.24391753635141006,0.23757666914733228,0.23655326272956606,0.23355619949292006,0.22600392764042204,0.21071045927102675,0.20902775763384418,0.20359053336298802,0.20185545888131018,0.18623302359644212,0.18509651916652156,0.1780251750155211,0.17760384884738745,0.17630950962695294,0.17515428258349844,0.16541379175739032,0.16540356286171673,0.15769400206775475,0.15625812838757439,0.15513571193082276,0.15205861586628866,0.15194736150597524,0.14895807911979284],"twin_dists":[0.1629812567073105,0.17302158312967136,0.2181678843355573,0.22019489815459653,0.22052534082719588,0.22149845731124815,0.22398758944815064,0.2292032898913937,0.22979258092840746,0.23171912466573233,0.2323413116209121,0.23811746659214483,0.23855068264015836,0.241289203317066,0.24145478498327283,0.24196521494797085,0.24242304299774223,0.24637194455757078,0.2463761782876865,0.24962260400761657,0.2502399276750931,0.25072537925806404,0.2520695646456105,0.25211853689232333,0.2534443542033388],"n_dims_used":43,"mean_confidence":0.9148840793343478},"coverage":{"mean_confidence":0.9148840793343478,"n_dims_used":43,"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}}