{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011089","490:4900010941","490:4900011247","490:4900011177","490:4900011174","490:4900011367","490:4900011645","490:4900011900","490:4900011906","490:4900011702","490:4900011175","490:4900011707","490:4900011176","490:4900010999","490:4900010836","490:4900012120","490:4900011246","490:4900010754","490:4900011905","490:4900011455","490:4900011301","490:4900010424","490:4900011097","490:4900011011","490:4900012118"],"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":[0.4931066774273157,0.44314587860435795,0.4098292855137837,0.40319786961125004,0.2716918073752435,0.2712424103883966,0.26139426741304306,0.2040067451889597,0.18880529203072405,0.1732465741300995,0.14721685123190062,0.14364155952545726,0.1309295694214804,0.12739299111823352,0.12619453973242203,0.12558968756246114,0.1205429085434032,0.120399629863533,0.11353570359030356,0.11171562058245123,0.10648700118569811,0.10603457598928473,0.10205740350204393,0.09773393942210944,0.09743361083385305],"twin_dists":[0.1544392508323008,0.16569625765622503,0.173470176806017,0.17504921119041505,0.20966480574334145,0.20979794230224794,0.21275053752311285,0.23157041524571623,0.23714377202468542,0.24318382458641022,0.25422569134127077,0.2558517018106701,0.26188930249362463,0.26364703591227084,0.26425105873606786,0.2645575589043682,0.26715971261249327,0.2672347908108232,0.2709144400536702,0.27191876574376467,0.27487605292728784,0.2751371962596708,0.2774709893217998,0.2800900061732857,0.280275285030217],"n_dims_used":45,"mean_confidence":0.8943830702039931},"coverage":{"mean_confidence":0.8943830702039931,"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}}