{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007302","490:4900007667","490:4900004603","490:4900005557","490:4900006081","490:4900004880","490:4900004889","490:4900005422","490:4900005954","490:4900005683","490:4900007036","490:4900007303","490:4900007650","490:4900007668","490:4900005019","490:4900005165","490:4900002369","490:4900007413","490:4900005420","490:4900006442","490:4900007038","490:4900005153","490:4900004744","490:4900005155","490:4900007532"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.39833103667298875,0.3831042176368356,0.36839378147450613,0.3496260508095143,0.2929021476118677,0.2616628829861449,0.220669711585704,0.2091448658238712,0.19056196098059283,0.1870578759495505,0.184645937459492,0.18429279051777717,0.17923258520039098,0.17836075737320511,0.17646350390187046,0.1748274359642399,0.17429592157210316,0.17359525020274283,0.1718362007045318,0.161863186767415,0.16020867029031002,0.15633096314853567,0.15181603583929001,0.14523153091544846,0.14247392656566354],"twin_dists":[0.17621549903582215,0.17990764318141772,0.1835419094673684,0.18828585963324482,0.20352759262013223,0.21266909105769802,0.2257791080175254,0.22975146479912786,0.23648413718305816,0.2378042089167405,0.23872295463625384,0.23885818115123678,0.24081622582005466,0.24115751810100064,0.24190434700459207,0.2425529660432817,0.2427646159673869,0.24304432966026968,0.2437501302131892,0.24785305320345563,0.2485512763830512,0.25020851439904346,0.252176378092324,0.2551249380807834,0.25638922944608256],"n_dims_used":45,"mean_confidence":0.9001849704318576},"coverage":{"mean_confidence":0.9001849704318576,"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}}