{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001032","491:4910001357","491:4910002181","491:4910001358","491:4910000965","491:4910001157","491:4910001097","491:4910001227","491:4910002183","491:4910002142","491:4910000972","491:4910001774","491:4910001840","491:4910001098","491:4910001602","491:4910000544","491:4910000783","491:4910001020","491:4910001224","491:4910001418","491:4910002052","491:4910001543","491:4910001524","491:4910001084","491:4910000655"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5410272659273334,0.42610396446388704,0.3550133329072544,0.33475260072925317,0.29743864215352556,0.29286925475799364,0.2070274420599664,0.19566752677879945,0.1941078922967608,0.19334751753930787,0.1705569595575322,0.16652540697099788,0.1638643904782711,0.15712342349257027,0.14981004501866413,0.1484892249279488,0.1413405685018848,0.13257003246541155,0.13193677875738535,0.1264194640444195,0.12487518642099789,0.12075007880992253,0.11777834914593698,0.1112018011219812,0.10887551898920195],"twin_dists":[0.14395409121199976,0.1696413289266603,0.18691099556984778,0.1921408239920272,0.20224984247038827,0.20353689979455825,0.23049731804896897,0.23459074104537017,0.23516544723267802,0.23544679986192996,0.24426666820827747,0.24591296988547884,0.2470154079301416,0.24986741901574597,0.25306450627220145,0.25365407598733347,0.2569141196421519,0.261086112092742,0.2613952687311788,0.2641373658000318,0.26492106904132523,0.2670512755615463,0.26862055577613086,0.27220457588441077,0.2735114814947846],"n_dims_used":44,"mean_confidence":0.8960715207186613},"coverage":{"mean_confidence":0.8960715207186613,"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}}