{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000287","491:4910000326","491:4910000862","491:4910000327","491:4910000376","492:4920005599","491:4910000520","491:4910000330","492:4920006760","491:4910000117","492:4920006540","491:4910000280","492:4920006793","492:4920006575","492:4920006189","491:4910000924","497:4970002415","491:4910000228","492:4920006439","491:4910000227","491:4910000522","492:4920006584","491:4910000467","491:4910000373","492:4920006528"],"twin_admin_codes":[491,491,491,491,491,492,491,491,492,491,492,491,492,492,492,491,497,491,492,491,491,492,491,491,492],"twin_sims":[0.43647703206957733,0.19038893548054608,0.1799863180383536,0.15778357009077368,0.13452822285034677,0.12890991318263886,0.11530817323775866,0.11002966927069865,0.10240683180928699,0.09773743630121025,0.09503220784784333,0.0898105227568702,0.07383204174241566,0.06327766090254786,0.06171143293749203,0.053147387860116184,0.04854192593823128,0.047196689009864116,0.04384702232390046,0.0433296256318109,0.04092808300453449,0.038006220960821964,0.03492196087128779,0.034731536602565484,0.03259080086593764],"twin_dists":[0.167232708300098,0.2365489196280774,0.24052211153300107,0.24958423225201679,0.2601370916099692,0.26288864225685654,0.26994823597594675,0.2728604085221448,0.277263132655426,0.2800878515110831,0.28177313365925716,0.2851360653565947,0.2964987880736698,0.305148277569222,0.3065305378590892,0.3146441690829096,0.3194662872162807,0.32094671683741166,0.32479261833518036,0.3254084876425082,0.32835079553120594,0.3321338046396054,0.33640447585102723,0.3366785193570306,0.33985079834743115],"n_dims_used":44,"mean_confidence":0.8880864923650568},"coverage":{"mean_confidence":0.8880864923650568,"n_dims_used":44,"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}}