{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980005136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002755","468:4680004867","498:4980002607","468:4680004768","500:5000010763","468:4680000892","468:4680004105","468:4680008188","468:4680007833","498:4980000135","498:4980004588","498:4980002380","468:4680001480","496:4960006786","468:4680004868","468:4680007700","498:4980002842","498:4980002315","468:4680004473","498:4980004003","500:5000010841","468:4680006769","498:4980003621","496:4960006538","496:4960007713"],"twin_admin_codes":[498,468,498,468,500,468,468,468,468,498,498,498,468,496,468,468,498,498,468,498,500,468,498,496,496],"twin_sims":[0.27887091371256745,0.2698301624529328,0.2664806056508646,0.2643641800381128,0.2290520755173273,0.2243955615120354,0.216999375155522,0.21236137161795063,0.2114315481268453,0.20375413503864792,0.1966004581286496,0.19446681160348658,0.19058216384272497,0.18758728757750642,0.18582142888121234,0.18529865832576736,0.18425874604572148,0.18222957743011858,0.1798614824729457,0.17918107287517926,0.17387727685352833,0.17263226561718475,0.16995937619813825,0.1646316870709579,0.15848217078375246],"twin_dists":[0.2075560324487428,0.2102172174614778,0.2112171121255261,0.2118529306299972,0.22297644597213512,0.22452477230106774,0.2270286877455393,0.228628228638733,0.22895173899989218,0.23166064614910792,0.23424848479744748,0.23503290661254753,0.23647657571211772,0.23760366247999679,0.23827414423869242,0.23847349416397529,0.2388712270524568,0.2396518965069666,0.24057076325945895,0.2408363584446137,0.24293164555615732,0.24343008021504772,0.2445089156338047,0.24669620401236036,0.24928548899835384],"n_dims_used":45,"mean_confidence":0.9266043768988715},"coverage":{"mean_confidence":0.9266043768988715,"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}}