{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007081","485:4850007083","500:5000000311","500:5000000215","485:4850007548","500:5000000359","485:4850007488","500:5000000216","485:4850007217","500:5000000172","485:4850007422","485:4850006707","500:5000000257","500:5000000464","500:5000000462","500:5000000305","500:5000000630","485:4850007216","485:4850007353","485:4850007222","500:5000000259","485:4850007219","485:4850007492","485:4850007151","500:5000000136"],"twin_admin_codes":[485,485,500,500,485,500,485,500,485,500,485,485,500,500,500,500,500,485,485,485,500,485,485,485,500],"twin_sims":[0.8743064517139625,0.8660027526062601,0.8625542022525426,0.858040969327058,0.8088672798811816,0.781246342031218,0.7687830826456235,0.7656508403478228,0.7655129941148013,0.7605024601216721,0.7536389986248853,0.748503317691398,0.7431692594105838,0.7386939737461957,0.7359817649748591,0.7334934820908765,0.7317759518974225,0.7315277078839871,0.7311421574854579,0.7301477241464844,0.7243607489732522,0.7227113299286945,0.712923344756749,0.7067737085909015,0.6997303801580163],"twin_dists":[0.06731567285966436,0.06966581583506433,0.07062528498347351,0.07186729607551601,0.08459215586886172,0.09125746351086671,0.09418299145086895,0.09491133611752466,0.09494332946260828,0.09610289650318268,0.09768112342686415,0.0988548159837585,0.10006767382163104,0.10108066390860687,0.10169262527856435,0.10225281042064191,0.10263879557939268,0.10269453886371165,0.10278109188131462,0.10300420890062591,0.1042991173606733,0.10466713831864505,0.10684201486516925,0.10820107492508557,0.10975127126303952],"n_dims_used":45,"mean_confidence":0.9185748630099826},"coverage":{"mean_confidence":0.9185748630099826,"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}}