{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002460","490:4900003222","490:4900003481","490:4900003888","490:4900003356","490:4900003490","490:4900003214","487:4870001958","490:4900002309","490:4900002491","490:4900002028","490:4900002495","490:4900001202","490:4900002480","490:4900002776","490:4900003075","490:4900003463","490:4900003216","490:4900001707","490:4900001453","490:4900002343","487:4870002461","487:4870002220","490:4900007625","490:4900003738"],"twin_admin_codes":[490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,487,487,490,490],"twin_sims":[0.66842174850949,0.6271679598949024,0.5934635454796671,0.5229955434440587,0.47708615969619117,0.47666445221692033,0.46207621112551306,0.4598929085783033,0.4518024800090568,0.40694208477274085,0.4004708921501357,0.3992855135645856,0.39813857308776074,0.3950633959948902,0.39417733584131404,0.385910006051245,0.3780890311978534,0.36988789453217036,0.36124914516623496,0.35755166975300506,0.3571713647533795,0.3563221245045172,0.3540615689607698,0.3519244639589441,0.342237109636884],"twin_dists":[0.11657433631261375,0.12545376610981107,0.13267293777911718,0.14787250834040205,0.15800534353696727,0.15809971761817013,0.1613818354019581,0.16187609697949673,0.16371504002762063,0.17415625430616546,0.1757019128838197,0.1759862604972481,0.17626175374548803,0.17700220568408706,0.17721604652138723,0.17922218861561184,0.18113888384639418,0.18316956479071006,0.185332978083664,0.18626694744566408,0.18636329127092616,0.186578622613353,0.1871530979494255,0.1876979518073664,0.19018977776303267],"n_dims_used":45,"mean_confidence":0.9153578016493056},"coverage":{"mean_confidence":0.9153578016493056,"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}}