{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001505},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001504","497:4970001088","497:4970001740","497:4970001839","497:4970001348","497:4970001920","497:4970000632","497:4970001351","497:4970001919","497:4970000766","497:4970001081","497:4970001664","497:4970001349","497:4970000909","497:4970001503","491:4910005962","497:4970001003","497:4970001837","497:4970001426","497:4970000491","497:4970000624","497:4970000830","491:4910005964","497:4970001915","497:4970001587"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,497,497,491,497,497],"twin_sims":[0.5148020742698032,0.4647117693755178,0.42128786880229796,0.40987013195972916,0.40687252648608146,0.3804454744563176,0.3561644910172305,0.35341773190943243,0.33999896077845,0.3362622618969409,0.333827394405607,0.315821614952209,0.30872279914500933,0.3026063077387987,0.2965369165463834,0.29016922389631133,0.2634776641965277,0.26021900457474323,0.2582545574361855,0.2495889611216361,0.23271323868526334,0.218102598274907,0.2178215652183816,0.21439461441418067,0.2141618701504471],"twin_dists":[0.149662839186085,0.16078628500644174,0.1707678050361822,0.17346048589409763,0.174172809770457,0.18055939606612784,0.18661862086759173,0.1873170635760835,0.190770787632502,0.19174540891646857,0.192383635465924,0.19718503722271588,0.19912020733136956,0.20080818708046438,0.20250290278426403,0.20430301233996268,0.21212020200069823,0.21310750605640988,0.21370644821446974,0.2163835141739771,0.22177363182196697,0.22665160991789937,0.22674754412760564,0.22792413569130957,0.228004503433608],"n_dims_used":45,"mean_confidence":0.8919178432888455},"coverage":{"mean_confidence":0.8919178432888455,"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}}