{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004157","490:4900001413","490:4900004285","490:4900002312","494:4940008747","494:4940008104","490:4900003052","490:4900004443","490:4900000607","490:4900002794","490:4900004289","490:4900002304","487:4870011573","490:4900000687","490:4900001825","480:4800005313","490:4900001164","490:4900001179","490:4900002325","494:4940008619","490:4900000583","494:4940007692","490:4900000572","494:4940003939","490:4900000178"],"twin_admin_codes":[490,490,490,490,494,494,490,490,490,490,490,490,487,490,490,480,490,490,490,494,490,494,490,494,490],"twin_sims":[0.5274900867013281,0.3640035459069379,0.3510968102917565,0.33382909016152323,0.3057352166186583,0.30119066636147196,0.2928820621557452,0.2802796534245914,0.2774487567927101,0.2600004466375788,0.25188554991188966,0.23815596782880985,0.23713957167861077,0.23683421802241103,0.23438148099491068,0.21974793753835456,0.2190177608675955,0.2106827948318339,0.20269859812789576,0.2025290448942131,0.19956126731938606,0.19786123093158628,0.1970896355691612,0.19334414408888456,0.19308443714805532],"twin_dists":[0.14689317879893013,0.1846403866911854,0.1879094243310437,0.1923831900965669,0.199942256742716,0.20120167742960388,0.20353327581263425,0.2071461358788639,0.20797111294935183,0.21317400139666134,0.21566834428762172,0.22000826261999995,0.22033591653275753,0.22043453178105454,0.22122968464595646,0.22609161079359602,0.22633978156930024,0.22921295222391588,0.23203851033421163,0.2320993333208904,0.23316966700197064,0.23378773866563857,0.23406947408199855,0.2354480498137346,0.23554432363061464],"n_dims_used":45,"mean_confidence":0.9137259589301215},"coverage":{"mean_confidence":0.9137259589301215,"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}}