{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002398},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002546","490:4900002692","490:4900002248","490:4900002693","490:4900004215","490:4900002247","490:4900001242","490:4900002399","490:4900001243","490:4900002547","490:4900004079","490:4900002681","490:4900001107","490:4900003249","490:4900004489","490:4900001636","490:4900001926","490:4900001639","490:4900001779","490:4900004491","490:4900001368","490:4900001234","490:4900003941","490:4900002839","490:4900004363"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.71045605966657,0.6810014908166819,0.6416187471124557,0.605576632782881,0.5411203566495687,0.5319337268381078,0.491258062180103,0.4865136869089854,0.3762573164120113,0.36391339636239817,0.35773733226701315,0.3423198481641483,0.3385056413204297,0.33234653738975256,0.32816689199408305,0.3236026186658856,0.2970392756760421,0.28449863187179125,0.2775389094296159,0.2690817771993982,0.26261674056932555,0.2602355568515415,0.25381049113231985,0.25216257687147503,0.24846910871738978],"twin_dists":[0.10738793183630534,0.11384456844988522,0.12235265885116366,0.13007877023210387,0.14393393058757112,0.14592673015880778,0.1548489219656332,0.15590243425935577,0.1815905450673664,0.18466301260298426,0.1862199321260555,0.19016833833498265,0.1911595857144291,0.19277303593215936,0.19387724912360765,0.1950919718290895,0.20236186495078132,0.20592596906005822,0.20794476193771744,0.21043995175237723,0.21238029628636182,0.21310247152572132,0.2150721030010584,0.21558235824884475,0.21673376866057056],"n_dims_used":44,"mean_confidence":0.9154597195712003},"coverage":{"mean_confidence":0.9154597195712003,"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}}