{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007627","490:4900007508","490:4900007385","490:4900006890","490:4900005398","490:4900005651","490:4900005788","490:4900007750","490:4900003078","490:4900007145","490:4900007394","493:4930006588","466:4660002263","490:4900006169","490:4900002632","490:4900008872","490:4900007629","490:4900008537","490:4900005799","466:4660002437","490:4900008646","470:4700004327","490:4900005523","490:4900001587","490:4900007746"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,493,466,490,490,490,490,490,490,466,490,470,490,490,490],"twin_sims":[0.6395244219050465,0.5805272786725424,0.5645313856805302,0.5587720235226435,0.5328977430783495,0.512263424237645,0.4686645174652385,0.42005144858491666,0.39587791020067986,0.37163372808514944,0.36737900373799237,0.36476646960970843,0.35600802804308923,0.34308600529330735,0.33994512453001885,0.33679822134381154,0.3355933450423733,0.3280301179668571,0.32662034841628124,0.3178234917303805,0.31539230679599145,0.3128892144252545,0.3101506206020231,0.3047401183950811,0.29957577500262],"twin_dists":[0.12280255615342785,0.13544588889365555,0.13888184004685283,0.14012171834485468,0.14571729084931126,0.15021895233753307,0.15989528305402206,0.17105787197162076,0.1768058269053236,0.18273543543057383,0.18379522996338327,0.18444901976809647,0.18665833114174016,0.18996994078799956,0.19078478838789314,0.19160526011531973,0.19192049467215744,0.1939135134502341,0.19428778775526456,0.19664379349203004,0.1973013609441666,0.1979813856835943,0.19872895036346963,0.20021709230622983,0.2016518708898499],"n_dims_used":45,"mean_confidence":0.9099708557128906},"coverage":{"mean_confidence":0.9099708557128906,"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}}