{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810001549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001900","481:4810001726","481:4810001985","481:4810001018","481:4810000153","481:4810001469","481:4810000325","481:4810001282","481:4810000372","481:4810001517","481:4810001234","488:4880001238","481:4810001467","481:4810000847","481:4810001285","481:4810000951","488:4880001929","481:4810001901","481:4810001812","481:4810000710","481:4810002054","481:4810000935","481:4810001981","488:4880001930","488:4880002258"],"twin_admin_codes":[481,481,481,481,481,481,481,481,481,481,481,488,481,481,481,481,488,481,481,481,481,481,481,488,488],"twin_sims":[0.8873529017853823,0.8743959085960584,0.8726465843022815,0.7411979342400696,0.7205046978668591,0.7035952233688643,0.6899530741228092,0.6743056840784425,0.6592213629696091,0.6505488573028323,0.6460786200743085,0.6290807133217218,0.6201362856946253,0.6173959992819378,0.6123372470727665,0.60894829754809,0.606142275525889,0.6036317154839435,0.6027014826400483,0.6023429543957589,0.5904642186853479,0.5887529070324999,0.5748236803344285,0.5709269177900923,0.5637710630896937],"twin_dists":[0.06349587880182977,0.06729003143919482,0.06779016156485503,0.10051439111042096,0.10515877861650083,0.10890145052482612,0.11189298631024686,0.11529925104208776,0.1185628019380822,0.12043208427654954,0.12139396599811898,0.12504366767599545,0.12696066613908039,0.12754767653159563,0.12863110308028267,0.12935680343213538,0.1299576507877398,0.1304952337602252,0.13069442772530182,0.13077120158971317,0.1333155431713072,0.13368226403910244,0.13666991996696992,0.13750685653063802,0.13904542711016135],"n_dims_used":45,"mean_confidence":0.91789304945204},"coverage":{"mean_confidence":0.91789304945204,"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}}