{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001204","491:4910001802","491:4910001506","491:4910001262","491:4910001505","491:4910001916","491:4910001200","491:4910002161","491:4910001692","491:4910001205","491:4910001338","490:4900007650","491:4910002665","490:4900002066","491:4910001864","491:4910001203","491:4910001008","491:4910001448","491:4910002257","491:4910001504","491:4910001568","490:4900002521","490:4900002067","490:4900007408","491:4910002259"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,490,491,490,491,491,491,491,491,491,491,490,490,490,491],"twin_sims":[0.36788984118859597,0.3355989410247958,0.29789772048988994,0.2494255179761818,0.18892538189036337,0.1629694765429833,0.15944689762015027,0.1549742121804589,0.1542047154164934,0.13843671436834956,0.1357847340543426,0.13028766265975236,0.12315764345684214,0.11305545333619145,0.1107997250326259,0.09814914850101965,0.09576644007124134,0.09315213249424054,0.0784841259062968,0.07824187907020173,0.07481103640488784,0.07319463728902564,0.07269510307767528,0.07151679561033561,0.07108806613214712],"twin_dists":[0.18366766517127447,0.19191902916691336,0.2021211799267671,0.21643457124112642,0.2370985415150364,0.24738907135539615,0.2488745150597301,0.2507954400346927,0.25112999408212594,0.25827343512941586,0.25953358490115797,0.2622056531248336,0.26580139922519314,0.27117823073209696,0.27242894138615686,0.279834589826907,0.2813120349709838,0.28296675190043735,0.29300207584299987,0.293179982647046,0.29574846804440535,0.2969916390621285,0.29738031849027674,0.2983057779945035,0.2986455746225905],"n_dims_used":44,"mean_confidence":0.8931466882879083},"coverage":{"mean_confidence":0.8931466882879083,"n_dims_used":44,"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}}