{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000303","497:4970000199","497:4970001812","497:4970000421","497:4970000975","497:4970000308","497:4970001904","497:4970000365","497:4970001251","497:4970000672","497:4970001334","497:4970000673","497:4970000195","497:4970001333","497:4970000820","497:4970001335","497:4970000826","497:4970001896","497:4970000249","497:4970001416","497:4970001332","497:4970001811","497:4970001815","497:4970001821","497:4970001820"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.4217814338827568,0.41636481425729377,0.41436722723510533,0.39661195320307635,0.3912556563751303,0.3832121547995877,0.38251759038199046,0.3615912640062397,0.3579152653189074,0.3432313690115243,0.32198032492662104,0.28981997279615934,0.2887096295422084,0.28102929576170055,0.28002383682174437,0.277057627965539,0.2670516027605762,0.2642237385964393,0.2555447918175099,0.23972672139839366,0.2343270047263402,0.23261701864231896,0.22880139797635668,0.22779383132102246,0.2133564390529055],"twin_dists":[0.1706521139155356,0.1719249251855302,0.17239610829480267,0.1766290089998622,0.17792274637428504,0.1798812298699921,0.18005125916961556,0.185246807197645,0.18617488589715514,0.18993232528827514,0.19552601587570348,0.20440241893670916,0.20471892916375004,0.2069285245871278,0.20722047687191228,0.20808549782470404,0.21104611143726856,0.21189523428674512,0.2145373674035892,0.21950368810023085,0.22124740700091292,0.2218050833134198,0.2230592644051442,0.22339274918634303,0.22828307912826123],"n_dims_used":44,"mean_confidence":0.8945147774436257},"coverage":{"mean_confidence":0.8945147774436257,"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}}