{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001462},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003578","496:4960003020","496:4960002081","496:4960002206","496:4960003859","496:4960003033","496:4960002888","496:4960001701","496:4960001957","496:4960001958","496:4960003019","496:4960003429","496:4960003174","496:4960001956","496:4960002082","496:4960002207","496:4960002335","496:4960004004","496:4960004287","496:4960003021","496:4960002747","496:4960003716","496:4960002320","496:4960002079","496:4960003981"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9269162954680985,0.9070425726930489,0.8627617907220426,0.8391768207864251,0.8246299973758944,0.8216487973086399,0.8206052403537982,0.8197623440943245,0.8009043976902802,0.7938122721857541,0.7530704848055603,0.741449357499223,0.7313275177336163,0.73064186700675,0.727729912646349,0.7217909901247908,0.7073790557627805,0.7042829851864507,0.7030864131367692,0.6946279018262915,0.6926189811548337,0.6355705849451492,0.6255073954152616,0.5995588618049073,0.5907269851283738],"twin_dists":[0.05059841142130776,0.05737039681665393,0.07056779014377036,0.07690803579293883,0.0806520526988079,0.08140597285280259,0.08166887647796048,0.08188085450014378,0.08654235800887246,0.08825891737640155,0.09781134686993827,0.10045746125833323,0.10273948337632967,0.1028933625664467,0.10354594020671952,0.10487228852223499,0.10806753152812634,0.10875001802526522,0.10901344092888902,0.11087036972822877,0.11131012503351641,0.12365144224656195,0.1258097216564197,0.13136740185110146,0.1332592392911207],"n_dims_used":45,"mean_confidence":0.9353880140516493},"coverage":{"mean_confidence":0.9353880140516493,"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}}