{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005259","478:4780004185","493:4930000254","480:4800004252","478:4780006210","480:4800004857","480:4800004423","484:4840004617","474:4740004045","469:4690002274","493:4930000218","493:4930000402","480:4800004019","484:4840003960","473:4730003096","496:4960005063","474:4740000976","479:4790003785","470:4700001024","469:4690002795","470:4700008420","500:5000008831","481:4810003263","469:4690001402","474:4740001603"],"twin_admin_codes":[470,478,493,480,478,480,480,484,474,469,493,493,480,484,473,496,474,479,470,469,470,500,481,469,474],"twin_sims":[0.10265723991312878,0.05698355937517241,0.022071900650711258,0.017099649247548577,0.015972543977264463,0.012547340624301441,0.011338354492521545,0.00989025661798502,0.008404586505270309,0.006185064878467346,0.005961482558280491,0.0050462413657272,0.004940209692912293,0.004930377920086403,0.004623501196456868,0.004391879882177515,0.0038111617432117144,0.00358999247820788,0.0035267049734674628,0.0033474747621512146,0.0031520318861877603,0.00295542525169875,0.002919594048692587,0.0023741389212973193,0.002359640093753573],"twin_dists":[0.2771145182224482,0.31088558655027626,0.35867232581700015,0.37048150805222,0.3735730320296408,0.3843164290796354,0.3887377544142566,0.39462209354402106,0.40151922682999897,0.41420057981419195,0.4156972177046697,0.4224061271676897,0.4232532628277801,0.42333264548265837,0.4258854764708398,0.42791615285845663,0.43347042495000215,0.4357905540143301,0.4364784268721058,0.4384893912496832,0.44079745347058513,0.4432550887414411,0.4437190206217792,0.4515121794913475,0.4517409628675078],"n_dims_used":45,"mean_confidence":0.9196337381998698},"coverage":{"mean_confidence":0.9196337381998698,"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}}