{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003013},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002413","490:4900002561","490:4900003408","490:4900003957","490:4900003815","490:4900003679","490:4900002864","490:4900003678","490:4900002866","490:4900003544","490:4900002865","494:4940008943","490:4900002723","490:4900003014","490:4900003541","490:4900003006","490:4900003163","490:4900002717","490:4900002716","490:4900003157","490:4900003012","490:4900003422","490:4900002562","490:4900002857","490:4900002250"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4380425859869977,0.41829476835679186,0.40045649765038815,0.3706979860604785,0.3354337691174129,0.29325349373810783,0.2921308026471224,0.2823322479695091,0.28030218662304696,0.2760490634243643,0.26134035229359553,0.24886667599019827,0.24695471171892322,0.23960921124704163,0.23838209114508505,0.2326818118496056,0.22180731920632646,0.21635336203434694,0.2155847981787733,0.2112162012652886,0.20865770076676254,0.18957968506587092,0.17925077537848114,0.15670512923705543,0.15229377992426427],"twin_dists":[0.16687119434067638,0.17147061612104617,0.17570536352947655,0.18296799648986514,0.1919622908295301,0.20342821634735533,0.20374601140828127,0.20655113005690282,0.2071395896447791,0.20838090631596173,0.2127668913591844,0.21660930664418043,0.2172090375636271,0.21954136142997882,0.21993549162480774,0.22178390338692386,0.22539463436322488,0.2272500916880558,0.22751407731696077,0.22902680142277881,0.22992260927944388,0.23685245829396237,0.2408091175110097,0.25004730671094066,0.25196613603456897],"n_dims_used":45,"mean_confidence":0.9218644036187066},"coverage":{"mean_confidence":0.9218644036187066,"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}}