{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004026},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004011","490:4900000465","490:4900003590","490:4900000153","490:4900000675","490:4900006642","494:4940006267","490:4900002357","490:4900002336","490:4900000560","490:4900000497","490:4900000359","490:4900002910","490:4900000248","490:4900000778","490:4900005265","490:4900004048","490:4900003065","494:4940008907","490:4900000409","490:4900004288","487:4870002752","490:4900000089","490:4900001291","490:4900002649"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,494,490,490,487,490,490,490],"twin_sims":[0.3829941538968226,0.2654359939923751,0.2573994442400271,0.22134342474372115,0.2030478616143212,0.1810654303494579,0.16534300614748546,0.14551590160298733,0.14502264528914383,0.14365161649201502,0.1341062091426248,0.13362282189967187,0.13329626233731331,0.13183567519328132,0.12468282884611696,0.12402119297181113,0.12145809034177042,0.11972311691091576,0.11930661845010988,0.11877771578538973,0.118375015663079,0.11669160779745144,0.11526150224051028,0.11447881686519265,0.11267319894134015],"twin_dists":[0.17993458055762632,0.21153054053725376,0.2139680615822554,0.2255512557679526,0.2319133307991738,0.24010254569068476,0.2464012465274386,0.2549955768996329,0.2552200804491561,0.25584708613812046,0.26034073517385886,0.26057458698734426,0.2607329291939519,0.2614447312154083,0.2650192028411623,0.26535762625507037,0.2666817568939948,0.26759020924255383,0.2678097884576152,0.2680894741006833,0.2683030631607098,0.269202003622357,0.26997353022242676,0.2703988995590686,0.27138881236418766],"n_dims_used":45,"mean_confidence":0.9015015496148003},"coverage":{"mean_confidence":0.9015015496148003,"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}}