{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006310","490:4900005028","490:4900005684","490:4900005029","490:4900007293","490:4900005956","490:4900006322","490:4900006440","490:4900005429","490:4900005164","490:4900004745","490:4900006313","490:4900005958","490:4900006199","490:4900005293","490:4900005291","490:4900005953","491:4910002012","490:4900005167","490:4900005300","490:4900005955","490:4900005426","490:4900005031","490:4900003636","491:4910002464"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,491],"twin_sims":[0.7689490081836267,0.7427346760126119,0.7363827968551017,0.7246010797038941,0.6542782700479423,0.6354392993376484,0.6064110814517928,0.6061391295619554,0.593232839911265,0.5915683429061075,0.5772941707326038,0.5144622863688543,0.5022107417328541,0.4957921894146008,0.4940314780371826,0.487202850172499,0.4843860827722325,0.45995601380605167,0.452781497534482,0.4461848070412459,0.4306729418887469,0.4175615395580099,0.4133852572984967,0.3989521141478645,0.38883869666952964],"twin_dists":[0.09414433456171796,0.10016622288368118,0.10160223018715776,0.1042454560648037,0.1196287894734961,0.12367961940627362,0.1299000922159788,0.12995832442330177,0.13272236121348346,0.13307896697989674,0.13613960353162077,0.1497372329914455,0.1524281084808748,0.15384491385678883,0.154234475181469,0.15574920986734384,0.15637589389673603,0.1618617993849061,0.16349187457932007,0.16499908798319737,0.1685775160110679,0.17164311154994827,0.17262809122475095,0.1760663052439847,0.1785092283809889],"n_dims_used":44,"mean_confidence":0.8943780552257191},"coverage":{"mean_confidence":0.8943780552257191,"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}}