{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001633","491:4910002021","491:4910001457","491:4910001856","491:4910002066","491:4910001076","491:4910001693","490:4900004602","491:4910001919","491:4910001634","490:4900007652","491:4910001388","491:4910001629","491:4910001011","490:4900004878","490:4900006199","491:4910002365","491:4910002019","490:4900005687","491:4910002020","490:4900005681","491:4910002714","491:4910002114","491:4910002017","490:4900007414"],"twin_admin_codes":[491,491,491,491,491,491,491,490,491,491,490,491,491,491,490,490,491,491,490,491,490,491,491,491,490],"twin_sims":[0.5385729091388672,0.32681207160945713,0.28679388808959044,0.28526774873011895,0.2721750084809952,0.2690036397185783,0.23598049447165476,0.2250928541615599,0.22107213058632078,0.20688899161364746,0.1846553172049419,0.17394606866435888,0.17265870882417328,0.16070205256923586,0.13903092320154714,0.13442706324158368,0.1305020689512792,0.12698418937576036,0.12559981213691992,0.10798987197489791,0.10615194439674952,0.0995918255750653,0.099509837690614,0.08568992222066844,0.08416722216324193],"twin_dists":[0.14448586601955782,0.1942368355338109,0.20526673862259437,0.20570471272216215,0.20952180583700725,0.21046322910909596,0.22071068674822486,0.22429156832262048,0.22564295258783307,0.23054626745275153,0.23871936544136008,0.24290417950865598,0.24341946712590715,0.24834251807389573,0.2579935622918379,0.2601858626228693,0.26209985684482257,0.2638525873376141,0.26455241921313133,0.274014722015273,0.27506936726473674,0.2789536614818582,0.2790034560165538,0.28790101403961793,0.2889495577415888],"n_dims_used":44,"mean_confidence":0.8933477401733398},"coverage":{"mean_confidence":0.8933477401733398,"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}}