{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011843","490:4900011436","490:4900011438","490:4900011232","490:4900011966","490:4900011437","490:4900011829","490:4900011636","490:4900011833","490:4900011167","490:4900011703","490:4900011305","490:4900011435","490:4900011441","490:4900010426","490:4900011565","490:4900011234","490:4900011700","490:4900011644","490:4900011573","490:4900011776","490:4900011440","490:4900011434","490:4900011772","490:4900011374"],"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":[0.36599116198125653,0.3013213072165334,0.2810251372721577,0.2759476015965067,0.19848444276008045,0.19112952789856835,0.18611933113730122,0.18369665152981393,0.18054146530099988,0.171921023897807,0.1642212206620469,0.15327077528002006,0.15123463992284214,0.12949019629262856,0.12292103795719986,0.10877709517352144,0.10651080453521311,0.10305011300745374,0.10175859865042018,0.09930348534425149,0.09488890097837377,0.09379329640132639,0.08912226892006431,0.08812397341643398,0.08557918635382161],"twin_dists":[0.18414224707269763,0.20116531953963712,0.2069297307703887,0.20841066097602876,0.23356073713977124,0.23627192246686357,0.23816072042134007,0.23908686856503417,0.24030604495195268,0.24371597743398535,0.24686682844520677,0.25153769021279415,0.252432891288899,0.26260031077787105,0.26592340257173286,0.2735672506661137,0.2748623373351123,0.27688192143626095,0.2776491740006138,0.27912892447077486,0.28186345749205655,0.28255757386576,0.2855907813470041,0.28625531227063333,0.28797676474749706],"n_dims_used":45,"mean_confidence":0.8892096625434027},"coverage":{"mean_confidence":0.8892096625434027,"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}}