{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000226","491:4910000062","491:4910000187","491:4910000290","491:4910000036","491:4910000283","491:4910000293","491:4910000225","491:4910000800","491:4910000329","491:4910000690","491:4910000252","491:4910000164","492:4920005711","491:4910000254","494:4940007191","491:4910000222","491:4910000683","491:4910000075","491:4910000079","491:4910000186","492:4920005915","492:4920005588","491:4910000189","492:4920006344"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,494,491,491,491,491,491,492,492,491,492],"twin_sims":[0.38095777907860323,0.2113917433015169,0.16087668064940341,0.14845646635700044,0.11630448234618443,0.10851068067846231,0.10464400139233361,0.09858162234254014,0.08959865392868549,0.07186919519947459,0.0665961058398889,0.058603426207751844,0.05436946643059315,0.053421670916842204,0.04743926634174379,0.03741569940398665,0.03453399635988378,0.03248424457309314,0.03178488216692805,0.03176333125864011,0.03161840668553119,0.03143476106168086,0.03099876247602451,0.030290117397835298,0.02873362693964135],"twin_dists":[0.18043364187475616,0.2289656096688619,0.24826874159506643,0.2536687473753995,0.2694101337922404,0.27371840353433297,0.2759453077496915,0.2795694528299727,0.2852757477878969,0.29802771190468325,0.302309710535694,0.309361035099235,0.31342309275915015,0.3143681002517623,0.3206771775039469,0.33292811941985806,0.33696415846635464,0.3400132973083222,0.34109127782955895,0.3411248166645378,0.3413508638721373,0.3416385829052367,0.34232746902118116,0.34346504755239804,0.3460460406070419],"n_dims_used":45,"mean_confidence":0.8906043158637152},"coverage":{"mean_confidence":0.8906043158637152,"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}}