{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005679","490:4900005547","491:4910002260","490:4900006923","490:4900005821","491:4910001010","491:4910001075","491:4910002208","491:4910002416","491:4910002067","490:4900006790","491:4910002207","490:4900005825","490:4900005680","490:4900007542","490:4900007289","491:4910005334","491:4910001397","490:4900001930","490:4900005948","490:4900004066","490:4900005027","491:4910002516","490:4900007666","491:4910001626"],"twin_admin_codes":[490,490,491,490,490,491,491,491,491,491,490,491,490,490,490,490,491,491,490,490,490,490,491,490,491],"twin_sims":[0.023045634960172732,0.010272051250088845,0.00838034962393435,0.006486396510506854,0.003205285311159364,0.0027148553896520224,0.0024425301643299993,0.002385394929527277,0.002193029132983522,0.0020938627049374085,0.0006572111090860577,0.000598449013556302,0.0004649086682944035,0.0004624374189564659,0.00037253349159475306,0.00023447299490688637,0.00023437586608375668,0.00014641802950193404,0.00012892758132178984,0.0000950930633657604,0.0000837558627282615,0.00008371229248887404,0.00007752303178681675,0.00007655166498138351,0.00007447199565110812],"twin_dists":[0.35663633061943595,0.39299979267406093,0.40164052746958384,0.4122588623255584,0.4401558915239363,0.446474283126024,0.4504499894230541,0.4513354479707561,0.4544668717622586,0.4561810532822667,0.4971837362150563,0.5003512757885936,0.5087921376785215,0.5089687974468028,0.5160834846087767,0.530999910167823,0.531013071296212,0.5457524631617656,0.54967018772468,0.5589329150042868,0.5627509458051789,0.5627665418026464,0.565064043533855,0.565440307939105,0.5662613255797636],"n_dims_used":45,"mean_confidence":0.8957307603624132},"coverage":{"mean_confidence":0.8957307603624132,"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}}