{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001262","487:4870001069","487:4870001642","487:4870000992","487:4870001739","487:4870000134","487:4870000140","487:4870000980","487:4870001163","487:4870004528","487:4870002081","487:4870000714","487:4870001551","490:4900012625","487:4870002082","487:4870003103","487:4870001353","487:4870000331","487:4870003634","487:4870002172","487:4870003079","487:4870001643","487:4870001547","487:4870001169","487:4870002986"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,490,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.3316408371445927,0.30265132305512016,0.24607344646708929,0.20173868960901956,0.15087330251451286,0.1485315364791925,0.14181491159284487,0.14130367583473302,0.13110941070719404,0.13105411542687864,0.11987573019937166,0.11854604259576484,0.11750535532304936,0.11504847667157422,0.1026697559710349,0.10262582044898455,0.10111944893125972,0.099038660086783,0.09303565728815821,0.09286707302838658,0.08912559546560436,0.08777532617568762,0.08663544076918706,0.08307920207271496,0.08295238117181326],"twin_dists":[0.19295893732982852,0.20079569226582217,0.21748647043471298,0.2323833161113115,0.2525926797096828,0.25363512969621915,0.2566940582947852,0.2569312582341189,0.2618008812097227,0.2618280581051761,0.26750989726286895,0.2682122839395275,0.26876622971610353,0.2700890836073154,0.27710709750775075,0.2771331497933203,0.2780316914257667,0.2792902458844722,0.2830413224604585,0.2831493852863311,0.28558857687637196,0.286488803052217,0.2872573704657914,0.28970808674109483,0.28979701721925066],"n_dims_used":43,"mean_confidence":0.9046044460562772},"coverage":{"mean_confidence":0.9046044460562772,"n_dims_used":43,"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}}