{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940008530},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000905","480:4800004107","490:4900000705","480:4800004613","493:4930000384","496:4960009377","480:4800004875","480:4800004187","478:4780008203","480:4800004030","494:4940008745","480:4800004520","494:4940008835","490:4900001399","490:4900001171","480:4800004271","480:4800004971","494:4940006600","494:4940001056","480:4800005143","490:4900000197","466:4660000965","490:4900004180","468:4680006018","490:4900000553"],"twin_admin_codes":[490,480,490,480,493,496,480,480,478,480,494,480,494,490,490,480,480,494,494,480,490,466,490,468,490],"twin_sims":[0.3987233098438578,0.25985540768195053,0.22822912640940257,0.2220293451756446,0.2179127962465463,0.21200081689282416,0.2021050901809903,0.18622126050588197,0.17774556704998548,0.17071226337876,0.1677582736075987,0.1587267432568036,0.1577827860193125,0.15323310372298235,0.15049255223354072,0.1432077511330918,0.14107158552901916,0.14055542374778243,0.13563924498132304,0.13164105593319492,0.13015093797705762,0.12285177565333316,0.11066426322669873,0.09595264170234426,0.0839596908868096],"twin_dists":[0.1761212557454906,0.2132181482973293,0.22324855558402287,0.22531975073132796,0.22671639214465436,0.22875356105992647,0.23225156971849598,0.23812194095108485,0.2413990584478173,0.2442038110982971,0.245406508200415,0.24918112904355472,0.24958456808643456,0.25155417327842516,0.2527613576785973,0.2560510281578477,0.25703915291089485,0.25727958219671754,0.2596032488430452,0.26154002449703545,0.2622731869459369,0.2659591508427775,0.27250467311719345,0.28119554257343066,0.2890936345009557],"n_dims_used":45,"mean_confidence":0.9123192681206598},"coverage":{"mean_confidence":0.9123192681206598,"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}}