{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000465","489:4890000280","489:4890000351","470:4700001497","489:4890000509","485:4850001928","489:4890000475","470:4700001650","489:4890000239","489:4890000356","485:4850001458","485:4850003666","489:4890000229","485:4850002423","489:4890000581","481:4810006140","489:4890000118","485:4850001531","489:4890000048","481:4810005824","489:4890000466","485:4850002874","489:4890000510","489:4890000382","489:4890000195"],"twin_admin_codes":[489,489,489,470,489,485,489,470,489,489,485,485,489,485,489,481,489,485,489,481,489,485,489,489,489],"twin_sims":[0.6322804384440296,0.591056048198527,0.46185700213472514,0.44574325594702024,0.4366306231519224,0.40349464662427537,0.3917730864397284,0.3788926901391775,0.37486797450763926,0.3670563361562642,0.35552947166486537,0.35548573793489596,0.34961388925142683,0.34736052321396194,0.34480595817774734,0.3365325876662022,0.33539439625488854,0.3351401581588389,0.33310574848499275,0.3204518956493953,0.3133266024874661,0.30859014200065904,0.3079866455579225,0.3016442766524701,0.30024483954072356],"twin_dists":[0.12435741587199366,0.1331887315709292,0.16143142311866418,0.1651002725258287,0.16719721872834717,0.17497829788041683,0.17779741112591085,0.1809410549302138,0.1819338431487163,0.1838758513024421,0.18677984459182176,0.1867909535259606,0.18828897579060222,0.1888673417446765,0.18952541348621432,0.19167470595527683,0.1919726050354799,0.19203922165169252,0.19257327880332847,0.1959360658936896,0.19786233637284428,0.1991566112322893,0.19932233697869903,0.20107547524325023,0.201465179916449],"n_dims_used":45,"mean_confidence":0.9187639024522569},"coverage":{"mean_confidence":0.9187639024522569,"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}}