{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011651},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011972","490:4900011911","490:4900011846","490:4900011782","490:4900011713","490:4900011982","490:4900011653","490:4900011983","490:4900011784","490:4900011780","490:4900011712","490:4900011714","490:4900010682","490:4900011382","490:4900008560","490:4900009748","490:4900011010","490:4900011970","490:4900012167","490:4900010680","490:4900009636","490:4900011648","490:4900011313","490:4900009117","490:4900009453"],"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":[0.2622706164058256,0.2517209642109551,0.21505180546066682,0.21190403450539974,0.1684565538305787,0.16287442861841325,0.15721042790634523,0.1306400569355272,0.13018503380970292,0.12007772270406174,0.1083124283865125,0.10357518561018039,0.10123960481966605,0.08824798056979041,0.08403118656927741,0.0757821550386832,0.07541448287704434,0.06487433999079571,0.06448473290139776,0.06396059202971711,0.06385862582977661,0.05984754900233759,0.05963986221132453,0.0576575021872964,0.05569098783820011],"twin_dists":[0.21248501451330012,0.2157194583736959,0.22769752191167633,0.22878722816840463,0.24512084259104472,0.24742884499332743,0.2498300466423608,0.2620318376264995,0.26225634063295855,0.2674037197903207,0.27383107062699524,0.2765721346367695,0.2779596367554165,0.2861724409451357,0.28904396719418246,0.2950119739866402,0.29528991522031184,0.30376768655265307,0.3041019804748916,0.30455432328822635,0.3046426740097022,0.3082135187869483,0.3084037050711747,0.3102470125819933,0.31212797670468845],"n_dims_used":45,"mean_confidence":0.8909346686469184},"coverage":{"mean_confidence":0.8909346686469184,"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}}