{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003649","491:4910003811","491:4910003656","491:4910004004","491:4910002332","491:4910003812","491:4910003548","491:4910003798","491:4910003690","491:4910003547","491:4910003594","491:4910003846","491:4910003850","491:4910003606","491:4910004199","492:4920005561","491:4910004719","491:4910003705","491:4910003706","491:4910005069","491:4910003845","492:4920005840","491:4910003648","491:4910003544","491:4910003969"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,492,491,491,491],"twin_sims":[0.2793110495845057,0.15993653865381982,0.14070519157216888,0.12950584083552186,0.11857660069343699,0.11623894827218732,0.11047061534215585,0.10749853033208873,0.09921614695113905,0.08891047242561442,0.08364532566889665,0.07340267644245678,0.07298123980806115,0.05768036442810072,0.053333784843286026,0.045357019495930746,0.04362200439287956,0.04306534521167353,0.04265159667468773,0.04132966693289157,0.03869460874644983,0.03356868467410229,0.030428402616225047,0.02892840318500542,0.026916619967899017],"twin_dists":[0.2074278325951251,0.2486666198664162,0.257209752372804,0.26259255083312616,0.2681960745956233,0.2694454194667933,0.27261305906878724,0.2742952924664815,0.2791820903806505,0.2857312714687753,0.2893124221674744,0.2968303998271716,0.2971574167815788,0.31022545837484067,0.3144564302638001,0.3230294856011939,0.3250597078239751,0.32572545550340365,0.3262249909056201,0.3278488291237073,0.3312209395490931,0.3383803264373437,0.3432412826510531,0.3457165839382473,0.3492156320897815],"n_dims_used":45,"mean_confidence":0.8976069980197483},"coverage":{"mean_confidence":0.8976069980197483,"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}}