{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008891","490:4900001004","490:4900000551","494:4940008839","490:4900007001","470:4700004499","494:4940007768","490:4900007133","466:4660004277","490:4900000661","494:4940008187","494:4940007896","466:4660004519","490:4900001005","490:4900010726","494:4940007893","490:4900000552","490:4900010892","494:4940008539","490:4900002127","494:4940008931","490:4900001814","490:4900010808","494:4940008850","490:4900002128"],"twin_admin_codes":[494,490,490,494,490,470,494,490,466,490,494,494,466,490,490,494,490,490,494,490,494,490,490,494,490],"twin_sims":[0.28875500099922785,0.2505206036436221,0.23442126572827998,0.2343090471548684,0.22848492963165054,0.22336928387272756,0.19902986308924484,0.1845197446681622,0.1824766991714598,0.1503041475624757,0.13442353026796572,0.1271854624867205,0.1263343903746835,0.12055052291109526,0.11518414080813462,0.11422270359200822,0.11393306234805484,0.11142571661962253,0.10791746263219804,0.10784698351257675,0.10304576605281056,0.09831715874179242,0.09782165820057079,0.09307246538322667,0.09275271595969474],"twin_dists":[0.20470598151949002,0.2160928912225017,0.22121674348331008,0.2212532495944291,0.2231639043966675,0.2248688815786341,0.23336247442413816,0.2387712552685115,0.23955649591869368,0.252844939891376,0.2601875664360187,0.26375132176217186,0.264180350104695,0.26715572458238523,0.27001547508573326,0.270538576215276,0.2706968287496751,0.2720798986407029,0.2740560075867343,0.27409621323868355,0.2768844912217544,0.27973147904276113,0.2800359750099379,0.28301774896694404,0.28322277658616624],"n_dims_used":45,"mean_confidence":0.9220557318793403},"coverage":{"mean_confidence":0.9220557318793403,"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}}