{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012853","490:4900005628","490:4900005240","490:4900006016","490:4900001411","490:4900005110","490:4900005111","490:4900004688","490:4900004833","490:4900004824","490:4900007499","490:4900006278","490:4900002587","490:4900005360","490:4900002728","466:4660003591","490:4900004687","490:4900004692","490:4900005765","490:4900005510","490:4900001817","490:4900005642","490:4900005245","490:4900001689","490:4900001968"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5424180321220696,0.5010576149159738,0.48340547833235026,0.36621590334582377,0.36127631285563916,0.3612041893224734,0.33951564112767463,0.33137524581401834,0.32209437291558485,0.30473170548825096,0.2975191581012429,0.2884484121470247,0.2871973663686791,0.27954741450071935,0.27477255905800874,0.26539833102254323,0.26163959455298863,0.2589962808962832,0.25862705248841317,0.25749764055692376,0.2515373747675233,0.248050864698914,0.2469250427429944,0.24061690108973852,0.23843469280560697],"twin_dists":[0.14365296016848714,0.1526822706163203,0.15659432618798907,0.18408600780128095,0.18532613372826462,0.18534430438383112,0.19089652328827247,0.1930289576114735,0.19549546255153513,0.20021941807461127,0.20222726842039712,0.2047934963872852,0.2051511816050952,0.20735903648364357,0.20875574243950432,0.21154185538095358,0.21267615022678968,0.21347996743044176,0.21359265792500526,0.21393799154095317,0.215776499448023,0.2168648415640651,0.21721836735221517,0.21921868863312235,0.2199185698076212],"n_dims_used":45,"mean_confidence":0.920621829562717},"coverage":{"mean_confidence":0.920621829562717,"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}}