{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000665","490:4900000577","490:4900000569","494:4940007386","490:4900003080","490:4900000930","490:4900000808","490:4900000466","490:4900004432","490:4900001047","490:4900001706","490:4900000787","494:4940007289","490:4900000912","490:4900000570","490:4900001179","490:4900001161","496:4960008860","490:4900003224","494:4940008507","494:4940007706","490:4900001045","490:4900000564","494:4940007697","490:4900000411"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,494,490,490,490,490,496,490,494,494,490,490,494,490],"twin_sims":[0.5068960820548712,0.4798006811340765,0.4722880671664953,0.443964772092174,0.44083064052633675,0.43914813002630027,0.4341011101914664,0.42891193389609206,0.4213142710475703,0.4188787859470002,0.4139266511188605,0.4069666666746997,0.399220173636197,0.39886680919044115,0.38227376878294084,0.3760011254195227,0.36965828717144317,0.3633073662845803,0.3575783619394703,0.3510718812909452,0.3488704450280144,0.3487067506987761,0.33690538920597823,0.32998090604826513,0.3254745972806527],"twin_dists":[0.15139703148767175,0.15739850303810238,0.15908073204638726,0.16550821289417417,0.16622864015936245,0.16661621176923658,0.1677823362999158,0.16898698788870103,0.1707616149333074,0.17133331553628225,0.1725001615630651,0.17415040390467237,0.17600194534160013,0.17608679072244732,0.1801109817716493,0.18165380163493455,0.18322673596657882,0.1848151888511456,0.18626018741127698,0.18791579793643257,0.1884795766796961,0.18852157252984578,0.1915772511090747,0.19339706554477115,0.19459262745210154],"n_dims_used":45,"mean_confidence":0.9165709601508246},"coverage":{"mean_confidence":0.9165709601508246,"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}}