{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002519","470:4700002024","493:4930002603","493:4930001901","470:4700002026","470:4700005375","470:4700001713","493:4930001905","470:4700002037","493:4930001617","470:4700002682","470:4700002039","488:4880006382","470:4700006911","493:4930001742","470:4700005974","470:4700005829","493:4930001910","470:4700001863","493:4930000967","493:4930002235","470:4700006518","470:4700002680","470:4700001861","493:4930001741"],"twin_admin_codes":[470,470,493,493,470,470,470,493,470,493,470,470,488,470,493,470,470,493,470,493,493,470,470,470,493],"twin_sims":[0.5649194953501211,0.5375090797492942,0.5173416506850271,0.5163729580725755,0.505214617145318,0.48566961910909495,0.48471047558574626,0.4785410839910367,0.47825168811477115,0.4679889155977525,0.4601769121889743,0.44950050943276754,0.4475879992897346,0.44496559796264734,0.44338450620389736,0.44179002982976534,0.4251663611872997,0.4239433696682197,0.4225803533504945,0.41741336565220893,0.41529225119572627,0.4133337448823355,0.4126931040171411,0.41051887969004164,0.40527538149355313],"twin_dists":[0.1387983470745496,0.14471650494057536,0.14910720031009478,0.14931906379046256,0.15176676646443218,0.15609018974711675,0.15630366476691718,0.15767995253533423,0.15774464989913362,0.1600473894593092,0.1618117564885255,0.1642404794336079,0.16467778882089848,0.1652785713301859,0.16564144714132725,0.16600790005831087,0.16986021479698263,0.17014602696978484,0.1704649686787328,0.17167798585015856,0.17217779580479153,0.17264026723219222,0.17279175084528803,0.17330662583687292,0.1745532907965247],"n_dims_used":43,"mean_confidence":0.9118827110113099},"coverage":{"mean_confidence":0.9118827110113099,"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}}