{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002220","497:4970002227","497:4970002428","497:4970002300","497:4970002446","497:4970002147","497:4970002135","497:4970002224","497:4970002372","497:4970002568","497:4970002709","497:4970002142","497:4970002370","497:4970002295","497:4970001979","497:4970002444","497:4970002425","497:4970002150","497:4970002146","497:4970001624","497:4970002498","497:4970002067","497:4970002302","497:4970002143","497:4970002363"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.39729150374759553,0.37650233134954364,0.33390703050018133,0.30866600727293536,0.2958755266128389,0.2951660635145605,0.2946155942722301,0.27236430663571154,0.261077747369445,0.259790936833661,0.25683538569406905,0.22791372645685976,0.20510480929548855,0.20049144181101614,0.19735337847387163,0.1910276120942271,0.18140335820573275,0.17802588274489137,0.15561207949640327,0.15000710651094504,0.14990086242105846,0.1462948258818563,0.14482259989243604,0.14313771108098314,0.1419960933951194],"twin_dists":[0.17646545131390873,0.18153006767903163,0.19236272135744192,0.19913579111080168,0.20268880335600184,0.20288848862608383,0.20304361877237548,0.2094658270302854,0.21284657643835422,0.21323777688449705,0.21414093021731526,0.2233530151593217,0.23117908021785818,0.23283302581474852,0.23397308698119323,0.2363099966110811,0.23997152106126643,0.24128892541294486,0.2505190348940646,0.2529768734075908,0.253024109407849,0.2546421976110554,0.25531129155053933,0.25608325219879785,0.2566101474170805],"n_dims_used":45,"mean_confidence":0.9002165052625868},"coverage":{"mean_confidence":0.9002165052625868,"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}}