{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001061","480:4800001119","480:4800001114","480:4800001123","480:4800000982","480:4800001016","480:4800001179","480:4800001065","480:4800001113","480:4800001021","480:4800000981","480:4800001181","480:4800001060","480:4800000901","480:4800001020","480:4800000943","480:4800000559","480:4800001056","480:4800000746","480:4800001176","480:4800000859","480:4800000860","480:4800000902","480:4800001120","480:4800001112"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.858776326402357,0.8561594985257768,0.8167476233678579,0.7955094564022613,0.7799954714491908,0.7744574088796069,0.7543724291731855,0.7514699934163829,0.6718248216865481,0.6642518073280915,0.6604687541376825,0.658750788961798,0.651620342497727,0.6401961064329462,0.6390365575984198,0.6333863198574149,0.6321951042842237,0.6206124792972187,0.617646537220304,0.615149156551405,0.6128174673866853,0.6000826016518825,0.5953879625407708,0.5918314046370955,0.5857042960862229],"twin_dists":[0.07166595639294547,0.07238067026771619,0.08263633857771235,0.08784980355753996,0.09155316162009684,0.09285664591436847,0.09751301274363472,0.09817755319177661,0.11583721751566295,0.1174763338688384,0.11829355332726099,0.11866434845025658,0.1202013720936601,0.12265828625999395,0.12290733235957038,0.12412016393281712,0.12437572157952402,0.1268586467435879,0.12749401190664603,0.12802891122889948,0.12852826476624324,0.13125524141427203,0.1322607049855001,0.1330226049725942,0.1343357098048644],"n_dims_used":42,"mean_confidence":0.9000142415364584},"coverage":{"mean_confidence":0.9000142415364584,"n_dims_used":42,"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}}