{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002525},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002067","491:4910001916","490:4900007292","491:4910001006","491:4910001267","491:4910001205","491:4910001130","490:4900003924","491:4910001568","490:4900003373","491:4910001187","491:4910001059","491:4910001074","491:4910001117","491:4910001563","491:4910001504","491:4910001203","491:4910001253","491:4910002308","490:4900002223","491:4910001052","491:4910001323","491:4910001125","491:4910001393","490:4900007165"],"twin_admin_codes":[490,491,490,491,491,491,491,490,491,490,491,491,491,491,491,491,491,491,491,490,491,491,491,491,490],"twin_sims":[0.5660078225124182,0.1847102594554274,0.17513246607511995,0.1688502505369197,0.16643216304207295,0.15623235094520824,0.14679124205929292,0.13986928995439302,0.13698897683318556,0.11429353761434627,0.10644646306517967,0.10453679621032008,0.10333105044549498,0.09973232259830003,0.09835664289416013,0.09815344063876855,0.093772500880971,0.09278961704620804,0.09169548550610844,0.08842477799526323,0.08708297210401358,0.08320086940622388,0.08275367541900897,0.08215473007966874,0.07746004101083219],"twin_dists":[0.13856425609086653,0.23869834415986543,0.24243170977358106,0.24496015708870805,0.2459513842821183,0.25025104792296426,0.2544177112525623,0.2576002056086205,0.2589590989518657,0.2704999213324343,0.2748994166487703,0.27600795462019256,0.27671601889160213,0.2788684065974218,0.2797072669987777,0.2798319539449258,0.2825708104738062,0.28319908665375737,0.2839046864946779,0.2860544507521739,0.28695466940298303,0.2896228719838102,0.2899365741742091,0.2903588583799528,0.29375720421093593],"n_dims_used":45,"mean_confidence":0.9000496758355034},"coverage":{"mean_confidence":0.9000496758355034,"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}}