{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004587},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004586","490:4900004173","490:4900004588","490:4900002488","490:4900001701","490:4900003071","490:4900002183","490:4900002334","490:4900002160","490:4900003604","490:4900002177","490:4900002179","490:4900002487","490:4900003754","490:4900002778","496:4960004663","490:4900001596","470:4700006066","490:4900001604","490:4900001586","490:4900002485","478:4780009768","470:4700004755","490:4900002627","478:4780009961"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,470,490,490,490,478,470,490,478],"twin_sims":[0.623291015333436,0.5008899341082301,0.48714114406268816,0.4558088559586927,0.43246570251013144,0.4117802582332583,0.35582750670746716,0.3314411936416988,0.3048295451217679,0.30405630225901126,0.3039175619218345,0.29634927459515054,0.29353877033403886,0.29097513410967774,0.2881787113965754,0.285810693931992,0.2801767294622039,0.27828616892746205,0.27537908236306163,0.27398701640826423,0.26709507484373146,0.26649623191979777,0.26151385549848777,0.2583579015253146,0.25193957325816824],"twin_dists":[0.12628472510410577,0.15271924278050197,0.15576292653347987,0.16280291320413862,0.16816135940417307,0.1730077759636543,0.18670415861185405,0.19301156831509922,0.20019237237027374,0.20040625646945998,0.20044466632192165,0.20255561952225337,0.20334757934430506,0.2040738995071314,0.2048705276428195,0.2055487364652433,0.2071760409050174,0.20772654361890475,0.2085775086870089,0.20898694188333056,0.21103310184635027,0.21121242938212367,0.21271427094569187,0.21367486815648795,0.21565157132282742],"n_dims_used":44,"mean_confidence":0.9160801280628551},"coverage":{"mean_confidence":0.9160801280628551,"n_dims_used":44,"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}}