{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000467","499:4990001294","499:4990000466","477:4770003841","500:5000001121","477:4770002200","499:4990001601","477:4770003919","500:5000001232","499:4990000837","477:4770001651","477:4770002078","477:4770001310","499:4990001874","500:5000000956","499:4990000343","477:4770002010","477:4770001762","499:4990002803","499:4990002045","500:5000001181","477:4770003802","477:4770001308","499:4990000068","477:4770003895"],"twin_admin_codes":[499,499,499,477,500,477,499,477,500,499,477,477,477,499,500,499,477,477,499,499,500,477,477,499,477],"twin_sims":[0.7512914954074902,0.7327644300254018,0.7103440938417006,0.6528187107065526,0.6407370893528117,0.6316296835666215,0.6028665631661198,0.5931914062815032,0.5899943807515292,0.5864991208757622,0.5804324722466565,0.5637133541998361,0.5600314419148678,0.5470369297151998,0.5429969012054471,0.5399454707306611,0.5394533372359557,0.532333461345534,0.5301127430138034,0.5249890374882782,0.5220765362374344,0.5215650363635199,0.5207514108506454,0.5126303183782807,0.5092304314514381],"twin_dists":[0.09821835867839927,0.10241671938399491,0.10741268465436213,0.1199432641317034,0.12254207621362422,0.12449700885721367,0.13065907820929992,0.1327312375147469,0.13341622017647306,0.1341653252568132,0.13546622650145648,0.13905784459840395,0.13985044367450142,0.14265386320375767,0.14352766418421262,0.1441884227784338,0.1442950548285419,0.1458398755059336,0.1463225679009386,0.14743790857226918,0.1480729872691867,0.14818460479467838,0.14836220337319586,0.15013853842946506,0.15088427018689182],"n_dims_used":44,"mean_confidence":0.923841042952104},"coverage":{"mean_confidence":0.923841042952104,"n_dims_used":44,"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}}