{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001379","499:4990003011","500:5000001619","500:5000001430","500:5000001329","500:5000001094","499:4990003012","500:5000003620","473:4730005107","500:5000001093","489:4890001709","489:4890001553","500:5000001809","500:5000001645","489:4890001475","499:4990001221","473:4730004824","500:5000005347","500:5000001904","485:4850007127","500:5000001377","489:4890003308","473:4730004914","499:4990003010","499:4990000681"],"twin_admin_codes":[500,499,500,500,500,500,499,500,473,500,489,489,500,500,489,499,473,500,500,485,500,489,473,499,499],"twin_sims":[0.47173706663410786,0.3788370879651159,0.37528618533366137,0.34889059436883185,0.23887758031429632,0.23389327734476095,0.20378872097906015,0.19290952605489622,0.19102522837931024,0.18715922392269,0.18384396231599565,0.17769874025459098,0.1740717002246817,0.17357061860484604,0.17061936935320218,0.16838872432379776,0.1666354475325619,0.16502564740684303,0.1641916818019422,0.154395792925616,0.1524466615267196,0.15221018565615876,0.14902833404365556,0.1444006276744185,0.14172241980877648],"twin_dists":[0.15920445770191077,0.1809547354176323,0.18183044031932097,0.18847440807316876,0.2197761903454601,0.22138860472021793,0.23164828771876006,0.23560921427669845,0.2363108872991951,0.23776578649924135,0.23903030945459067,0.24141746822080803,0.24285403944509965,0.2430541774544173,0.2442414037603246,0.24514855415902867,0.2458676556022183,0.24653272985729138,0.24687911917473165,0.2510468054412994,0.2518989593478685,0.25200288857779957,0.25341297063878365,0.25550399735434876,0.25673692484512217],"n_dims_used":45,"mean_confidence":0.9225155300564236},"coverage":{"mean_confidence":0.9225155300564236,"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}}