{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012234","490:4900012730","490:4900012659","490:4900012932","490:4900012383","490:4900013365","490:4900012924","490:4900012671","490:4900012455","490:4900012670","494:4940006456","490:4900012447","494:4940007422","490:4900013193","490:4900012442","490:4900012731","490:4900012594","494:4940007412","490:4900000758","494:4940006126","490:4900012385","490:4900013252","490:4900012310","494:4940006870","494:4940006120"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490,490,494,490,494,490,490,490,494,494],"twin_sims":[0.061387632118078385,0.04271689847616506,0.03386319628061411,0.03128519242117153,0.028546176125572177,0.025919437856933968,0.020537786474738185,0.01971915776675729,0.018106366453784956,0.017787658835788298,0.016221513403579173,0.015543397741776663,0.014942365626831789,0.014344214702164737,0.013270076493355201,0.012944481330711391,0.011180820440925705,0.01117313346757017,0.01054440381054656,0.010457364713108123,0.010267465041648974,0.009727582923984101,0.009618437540481514,0.009325622686682128,0.008542411055177213],"twin_dists":[0.30681988767027674,0.32614587920066845,0.33794462180460033,0.3418739776840128,0.3463649234200835,0.3510342868383894,0.36204426909553444,0.36393439122267135,0.367867813521045,0.36868118274383327,0.37287401518402336,0.37480072846341866,0.37657128398986245,0.3783967830511134,0.38185059111982594,0.3829463607923471,0.3893443668371921,0.38937416079631276,0.39187504073269036,0.39223165073595256,0.39301895897758143,0.3953303374536924,0.39581147769354436,0.39712677200997887,0.4008353392034663],"n_dims_used":45,"mean_confidence":0.9127560085720486},"coverage":{"mean_confidence":0.9127560085720486,"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}}