{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970003074","497:4970002642","497:4970003075","497:4970003026","497:4970003027","497:4970002701","497:4970002980","497:4970002302","497:4970002220","497:4970002932","497:4970003064","497:4970003106","497:4970003105","497:4970003108","497:4970002227","497:4970002564","497:4970002428","497:4970002983","497:4970002374","497:4970002586","497:4970002498","497:4970002218","497:4970002499","497:4970003109","497:4970002568"],"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":[0.590129391935558,0.48611016369987536,0.47496768312319676,0.4689542745302115,0.3702786320886716,0.3116121258822754,0.28682530675874873,0.2764710676857813,0.26246317006834513,0.25064537481302973,0.2278177046708299,0.22382659789038262,0.22074787455059097,0.20905349641632878,0.199317243183566,0.17234099139378914,0.1685291562646533,0.1592164232790802,0.156534700850471,0.15599720324533758,0.15406017594687996,0.14946940832875333,0.14942362844467022,0.14315152665367667,0.1368801018973044],"twin_dists":[0.13338728951695034,0.15599218198132683,0.15847971367941138,0.1598300694272681,0.18307231348588607,0.19832953046377197,0.20525773675255313,0.20825722118659654,0.21242674764114283,0.21605402172360547,0.2233848362994658,0.22471541513836552,0.2257526491787023,0.2297835428203158,0.23325816132842347,0.24354706135108392,0.2450911899473319,0.2489725322677893,0.2501207000709783,0.2503525513075766,0.2511929718222688,0.2532161872175742,0.25323659179568325,0.2560768950002953,0.2590108820495986],"n_dims_used":45,"mean_confidence":0.9002115885416667},"coverage":{"mean_confidence":0.9002115885416667,"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}}