{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003485},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003532","491:4910003217","491:4910002856","491:4910001890","492:4920001211","491:4910002906","491:4910002398","492:4920000770","491:4910002335","495:4950000187","492:4920001340","491:4910001668","491:4910001723","491:4910001435","491:4910003441","491:4910002636","491:4910002303","492:4920002274","491:4910002143","495:4950000030","492:4920002601","491:4910001847","491:4910002395","492:4920002073","492:4920000578"],"twin_admin_codes":[491,491,491,491,492,491,491,492,491,495,492,491,491,491,491,491,491,492,491,495,492,491,491,492,492],"twin_sims":[0.06003191654394418,0.05957982849479181,0.05884133447199684,0.040346036942897845,0.0388680957318348,0.036470165103371595,0.03326377995737259,0.03152870271881093,0.026272254644452705,0.023121996285284534,0.0161864771984538,0.01364234351217222,0.011362680941707313,0.01123074369001217,0.010823355983443412,0.009644065253425597,0.008520121037530621,0.008184827713992248,0.0076332329103031065,0.00662062886641029,0.006523747601089576,0.0063726651144866,0.0056142759025668955,0.0049516990441296664,0.004739349041239501],"twin_dists":[0.30804514105413056,0.3084587816048525,0.3091400598227285,0.3290857599918722,0.3309930502076944,0.3342223853029036,0.3388348544743067,0.34149122468235293,0.35038402980691735,0.35647984167623686,0.37297181178139877,0.3806265094645719,0.3886447494472636,0.3891513110295953,0.39074953001583485,0.39569806832851157,0.40094526998434526,0.4026307313979532,0.4055430974400424,0.4114199471575031,0.41202386990513656,0.412981980682322,0.41812496296493296,0.42316067786083744,0.4249042087479809],"n_dims_used":45,"mean_confidence":0.8953287760416667},"coverage":{"mean_confidence":0.8953287760416667,"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}}