{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001864","488:4880000419","493:4930001905","493:4930002416","470:4700006114","493:4930001586","488:4880002158","493:4930003119","470:4700005376","487:4870012125","493:4930003439","493:4930000967","470:4700002024","493:4930001617","488:4880002159","487:4870012239","470:4700001863","470:4700006518","487:4870012126","470:4700006103","470:4700005530","488:4880002652","493:4930000323","487:4870012028","493:4930002603"],"twin_admin_codes":[470,488,493,493,470,493,488,493,470,487,493,493,470,493,488,487,470,470,487,470,470,488,493,487,493],"twin_sims":[0.48471047558574626,0.45830639751445545,0.40924624784482466,0.39001123575022173,0.3887080981725064,0.3876430558913453,0.36404076975265665,0.3624860047467939,0.33340619234902175,0.33173299267569567,0.33118750180471157,0.32899967005590025,0.32253636555373005,0.3196887270524726,0.3147776627979239,0.3130175668235517,0.3121780456210616,0.30365985366292825,0.2997038289272167,0.29891850010397736,0.29644802388014924,0.294832839130295,0.2929318416788534,0.28912164564577497,0.28780776413032866],"twin_dists":[0.15630366476691718,0.1622357794855079,0.17360855014554605,0.1782244956561757,0.1785409671483382,0.1787999874525151,0.18463104500233457,0.1850216408424752,0.19249429715985833,0.1929346486898239,0.19307847281968993,0.19365662547431065,0.19537711028498803,0.19614122051731162,0.19746805889445168,0.19794644060711886,0.1981751558825834,0.20051603910156238,0.20161612078383426,0.2018355099020316,0.2025278741290033,0.2029823756177849,0.20351919108834066,0.20460139676707528,0.20497654715281094],"n_dims_used":43,"mean_confidence":0.9115439126657885},"coverage":{"mean_confidence":0.9115439126657885,"n_dims_used":43,"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}}