{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004719","490:4900005401","490:4900006168","490:4900007626","490:4900004717","490:4900005402","490:4900006175","490:4900006036","490:4900005793","490:4900004863","490:4900003085","466:4660002989","470:4700003990","490:4900005255","490:4900002779","490:4900004046","490:4900005534","490:4900004697","496:4960002390","490:4900009199","490:4900003484","469:4690003872","490:4900002204","490:4900005522","493:4930006234"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,470,490,490,490,490,490,496,490,490,469,490,490,493],"twin_sims":[0.3439507558139271,0.2767975383965212,0.26721010058672245,0.24469219054869962,0.24072735567859257,0.23433670859779088,0.2241728527058104,0.2216694612916786,0.21722469618901122,0.2086345910973438,0.1902352249143857,0.18870126061921397,0.1866558770262698,0.17921849353497699,0.17862259327109517,0.17848695595429293,0.1748302160485506,0.17455217574987403,0.17152037562555433,0.17094501237151746,0.17049837579071062,0.16395974452215129,0.1634212204391656,0.16337641733930047,0.16166188587322314],"twin_dists":[0.18974629557741654,0.20816161509496253,0.2109986852281747,0.21792259582205575,0.2191833733191125,0.22124424991571123,0.2245993570498591,0.22544115547989937,0.22695156924162618,0.22993073462248836,0.23660650487772641,0.2371829705817338,0.2379567563321357,0.24082173287497968,0.24105489370744929,0.24110804228037022,0.24255186021671815,0.24266251771475156,0.2438773986863661,0.24410968584476603,0.24429038985537524,0.24697568083842175,0.24720026451072769,0.2472189731189433,0.2479377266142617],"n_dims_used":45,"mean_confidence":0.916776614718967},"coverage":{"mean_confidence":0.916776614718967,"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}}