{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002870","470:4700002693","488:4880001572","488:4880000964","487:4870006061","470:4700001856","470:4700003700","487:4870007527","470:4700000639","487:4870006353","481:4810001298","481:4810001352","487:4870006210","470:4700000915","470:4700001725","487:4870007081","493:4930006163","496:4960000378","499:4990002618","488:4880006384","470:4700000916","466:4660014306","481:4810000496","488:4880000973","470:4700003044"],"twin_admin_codes":[470,470,488,488,487,470,470,487,470,487,481,481,487,470,470,487,493,496,499,488,470,466,481,488,470],"twin_sims":[0.49142561180741506,0.4719887968349817,0.46935835395268666,0.45827803135566475,0.43374019676251896,0.41925974085579354,0.4022287990636917,0.39480111401927936,0.39287884655213384,0.38460982627058554,0.383645986992315,0.38353538642450585,0.3760311880864807,0.3682877406141408,0.36754517230347916,0.35938017467552735,0.3573302330593349,0.35530822796560657,0.3534469647183138,0.3448866898397506,0.33752727033566304,0.33652968897274194,0.3323611812661764,0.3318113596677186,0.3305477700194856],"twin_dists":[0.15481177260621076,0.15914792639154188,0.15973914890045737,0.16224221451423373,0.1678659324007884,0.17124379820279134,0.17528092919448002,0.17706548142675016,0.1775298251528135,0.1795395262580952,0.17977510265646604,0.1798021531242387,0.18164637771848924,0.1835683642753722,0.18375372511467825,0.18580445931478404,0.18632303826768218,0.18683605060896977,0.1873096155148821,0.18950457709957239,0.1914148134145452,0.1916754639375763,0.19276918060642503,0.19291399707931345,0.19324730987576388],"n_dims_used":43,"mean_confidence":0.9098775109579397},"coverage":{"mean_confidence":0.9098775109579397,"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}}