{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001956","470:4700000954","481:4810005969","488:4880006126","481:4810001895","496:4960000113","470:4700008707","488:4880002791","470:4700003953","488:4880001337","496:4960005637","488:4880001581","489:4890000456","489:4890000279","479:4790001036","487:4870006499","489:4890000651","479:4790000969","489:4890000230","481:4810001906","481:4810005963","467:4670000112","481:4810005751","470:4700003787","488:4880001587"],"twin_admin_codes":[470,470,481,488,481,496,470,488,470,488,496,488,489,489,479,487,489,479,489,481,481,467,481,470,488],"twin_sims":[0.4898139094098265,0.4197574424483838,0.35346281155050946,0.3527011338780879,0.34205529879902896,0.29664165745772975,0.28840009516597936,0.28093416244008057,0.273471303677125,0.2731889368465368,0.26798577176022187,0.2603026675790339,0.2602584903914704,0.25348963344976977,0.2509057706648589,0.24922981370613023,0.2482362953970489,0.2461969271051202,0.2443849648671258,0.2405912082653203,0.23889973967636363,0.23551049309736588,0.2295314668516109,0.22932255153681302,0.2260064483465421],"twin_dists":[0.15516927812320247,0.17112689959967367,0.18730557812428275,0.18749974171302808,0.1902368987932361,0.20247348507317842,0.20480729339530795,0.20695612102052127,0.20913894676871794,0.2092222482105351,0.2107668380532716,0.2130820612288232,0.21309549640645317,0.21517128686157627,0.21597294135670733,0.2164957343500599,0.21680671222809814,0.21744755880056085,0.21801981652489452,0.2192269048309182,0.21976907106986915,0.22086299743488377,0.22281823205730653,0.22288715369205292,0.22398674954664874],"n_dims_used":43,"mean_confidence":0.9077492647392805},"coverage":{"mean_confidence":0.9077492647392805,"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}}