{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001704","490:4900001316","496:4960009170","490:4900004037","490:4900000783","490:4900001567","490:4900003076","490:4900001998","490:4900001849","490:4900004165","490:4900004597","490:4900001573","490:4900001847","490:4900003617","490:4900003893","490:4900003081","490:4900004182","490:4900000664","490:4900002176","490:4900000685","490:4900004445","490:4900003892","490:4900000568","490:4900000902","496:4960009075"],"twin_admin_codes":[490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.6314391898425918,0.5624862462809125,0.5246706833089533,0.5193982738992767,0.5163672273474772,0.5113621743502912,0.5038146628695189,0.5015417199849287,0.4961572034015174,0.49129438326061836,0.48785430718565237,0.48105180051473206,0.47711363522560146,0.4737225524380967,0.4732350144380397,0.466166431298811,0.46410715451333856,0.46019614674734,0.45974260826681534,0.45653712204856595,0.45625521362612315,0.4551895343630862,0.45049050733128343,0.44486645049156415,0.44406773969370483],"twin_dists":[0.12453786911957096,0.13932192585197678,0.14750728762937193,0.1486577107131399,0.14932031744854823,0.15041654536813862,0.15207485162803627,0.15257554881728336,0.15376420364443955,0.15484086848136683,0.15560442956113227,0.15711918119749746,0.15799919571739723,0.15875884750447075,0.1588682099425049,0.1604580826264157,0.16092280371701964,0.16180739944614372,0.161910152963299,0.16263742504697196,0.16270147337130622,0.16294372091171264,0.16401438348087116,0.16530131208423496,0.16548457760708854],"n_dims_used":45,"mean_confidence":0.916973876953125},"coverage":{"mean_confidence":0.916973876953125,"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}}