{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003429","491:4910002846","491:4910003043","491:4910003387","491:4910003347","491:4910003488","491:4910002991","491:4910003427","491:4910002899","491:4910003386","491:4910003194","490:4900005936","491:4910003177","491:4910003489","491:4910003101","491:4910002996","491:4910002848","491:4910002501","491:4910003391","491:4910003402","491:4910002544","491:4910003045","491:4910002440","491:4910002492","495:4950000387"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491,491,491,495],"twin_sims":[0.43146811946633085,0.4004337461092543,0.3727783844612104,0.36823654117111765,0.3302058137713866,0.27742556453950135,0.2550078033638723,0.22434241527039206,0.21415531929960585,0.21351774943259244,0.20732346227368864,0.1756869982705205,0.1732302558018133,0.17148386166425947,0.13132766368035959,0.12579405671382066,0.11738432587074896,0.11544480652284658,0.09917279130390787,0.0971367151450605,0.09624122069911453,0.09375684514577094,0.08539921327158524,0.08496737184786841,0.0782586946252075],"twin_dists":[0.16839284365040932,0.17571081763762889,0.18245134626107737,0.18358113874584586,0.19333763192970735,0.207977892734175,0.21470268993973507,0.2245425663978581,0.22800676632814834,0.22822722959690264,0.23039273447006908,0.24221165598103958,0.24319035797724078,0.243892123590993,0.26169369705767065,0.2644538727246847,0.2688308960013238,0.2698742301394572,0.2792084960890535,0.28045888739966446,0.28101535121553356,0.2825807770722471,0.2881000450688704,0.2883967000430257,0.2931676189656719],"n_dims_used":44,"mean_confidence":0.8933134945956144},"coverage":{"mean_confidence":0.8933134945956144,"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}}