{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001171","497:4970001758","497:4970001586","497:4970001843","497:4970001587","497:4970001008","497:4970001518","497:4970001923","497:4970001272","497:4970001515","497:4970001913","497:4970001670","497:4970001673","497:4970001839","497:4970001927","497:4970001665","497:4970001003","497:4970001585","497:4970001672","497:4970001657","497:4970001594","497:4970000920","497:4970000911","497:4970001755","497:4970001922"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.3555491418197906,0.30459541511454125,0.2730567729477716,0.27037364066348624,0.24921522739117047,0.2469292692635556,0.21112688787043407,0.20962126976539575,0.2017083718484536,0.18543906249224235,0.17315356303616866,0.16907960198234884,0.16747315171403132,0.16464532269787865,0.16458500723683325,0.15002062424797444,0.1441967268683068,0.13492450427384087,0.1324558346132588,0.13217570353235777,0.12389408161207263,0.11998660776674064,0.10894628528080635,0.10845181363228414,0.10249584705563605],"twin_dists":[0.18677484834769792,0.2002571010604494,0.2092612562524621,0.21005570690347353,0.2165002942160354,0.21721703822482627,0.2290579481960669,0.2295843629170667,0.23239422481418495,0.23841991454704115,0.24322106945574298,0.24486667248234464,0.24552339733491363,0.24669054117737121,0.24671559257492132,0.2529708652042694,0.25559726422383744,0.259946301375695,0.26114178159228574,0.2612784938696547,0.2654228001838522,0.2674515974960927,0.273471407831524,0.27375184110780076,0.27721027063554493],"n_dims_used":45,"mean_confidence":0.8912481519911024},"coverage":{"mean_confidence":0.8912481519911024,"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}}