{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003536},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001516","490:4900003267","490:4900003952","490:4900003130","490:4900001383","490:4900003131","490:4900003265","490:4900001511","490:4900001376","490:4900002845","490:4900001510","490:4900002993","490:4900003139","490:4900001378","490:4900003527","490:4900001513","490:4900003521","490:4900003266","490:4900004493","490:4900003271","490:4900003259","490:4900002994","490:4900002550","490:4900004354","490:4900002695"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4290331087330993,0.39687112130524427,0.365752421901009,0.32665429044990857,0.2704508620001887,0.2181251909992806,0.20853575300106644,0.17718420463483597,0.17060444769952762,0.1656125038621496,0.15621799747946566,0.14373679581528356,0.14347909597312306,0.1393730094912954,0.12859024214798725,0.12267464519381616,0.1150416163556287,0.11222462612566654,0.11106680440888371,0.11049960430108827,0.1029082603220029,0.07831336581787306,0.07822862618972143,0.07601760891544627,0.07004880737229792],"twin_dists":[0.16895879019190604,0.17656661594285838,0.18420200839664055,0.1942787661394417,0.21003277459007713,0.2266439012108547,0.22996549294341503,0.2416199833624946,0.24424744367286688,0.2462897352894632,0.25025724051077936,0.2558080024687357,0.2559262981688179,0.2578328442493905,0.2630478999245653,0.2660506428484076,0.2700928076432258,0.27163663203475685,0.27227983642880177,0.2725968244222462,0.2769658240458898,0.293127436576916,0.29318972836755386,0.2948345535048931,0.29947620749739257],"n_dims_used":45,"mean_confidence":0.9205855475531683},"coverage":{"mean_confidence":0.9205855475531683,"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}}