{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940005933","490:4900000280","490:4900000605","494:4940008213","490:4900000017","490:4900000813","494:4940008402","490:4900003483","490:4900000504","490:4900001174","494:4940007619","494:4940007721","490:4900002475","490:4900000626","490:4900001209","490:4900001735","494:4940004589","490:4900002337","494:4940005934","494:4940005211","490:4900000408","490:4900001592","490:4900002646","490:4900002777","480:4800003796"],"twin_admin_codes":[494,490,490,494,490,490,494,490,490,490,494,494,490,490,490,490,494,490,494,494,490,490,490,490,480],"twin_sims":[0.26884677967403986,0.21779212538312348,0.21479564687274208,0.2030575258710614,0.20015327263609128,0.19703716864345744,0.19051802714978006,0.1813415494957075,0.1802244071008914,0.17739711534260644,0.17732521592933323,0.16720413435929637,0.16512464939578703,0.163573079329333,0.15611731877768686,0.15092729303768587,0.14990238533933406,0.1498119309720443,0.149703047794289,0.1421597034282086,0.13648510008478526,0.1331309443986574,0.13007593559221367,0.1294568828609007,0.12903131260104536],"twin_dists":[0.21050997076239475,0.22675759860085348,0.22778579530539128,0.23190986913507666,0.23295528846292357,0.23408865921255773,0.2365005825476095,0.23999547322047324,0.24042938814989012,0.2415361335868743,0.241564441441165,0.245633815699392,0.24649169324599413,0.24713687980039195,0.2503006885184947,0.2525687864767762,0.2530234321459727,0.2530636671900948,0.25311212330314037,0.25653444297049743,0.2591990120876656,0.2608131997779876,0.262310256387615,0.2626168371354546,0.26282824021240453],"n_dims_used":45,"mean_confidence":0.9170466105143229},"coverage":{"mean_confidence":0.9170466105143229,"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}}