{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005419},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005288","490:4900005285","490:4900005294","490:4900007669","490:4900004335","490:4900002368","490:4900005019","490:4900005422","491:4910002162","490:4900004470","490:4900003635","490:4900003632","490:4900004193","490:4900005292","490:4900003241","490:4900005950","490:4900003240","490:4900005293","490:4900003639","490:4900005286","490:4900005417","490:4900007303","490:4900002369","490:4900005951","490:4900004880"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7431460347262414,0.6694742642855066,0.5842666726436775,0.37538806460553253,0.3207452475560047,0.31787080583707367,0.3097656206243943,0.3032522680076478,0.22580847139295032,0.21752004350555676,0.21513852658720367,0.20841841049077361,0.19811327331087877,0.1739516776832753,0.1615767357873001,0.16108847718259584,0.15735686296242385,0.15730882363073295,0.15463849906698998,0.14417357599507094,0.1368919832023761,0.1350182848432049,0.1344284586432977,0.1317974793333773,0.13076536723879217],"twin_dists":[0.10007294140389203,0.11634645654489824,0.13464392820221735,0.1818052591735578,0.1958572800854827,0.19663102458059314,0.19883434758070215,0.2006289925281974,0.22405273458782363,0.2268505649307587,0.22766765349921503,0.23000677326843905,0.2336958741694689,0.24290194037513618,0.2479735664111446,0.24817934028557248,0.24976718015547567,0.2497877993627653,0.25094124809021795,0.25560785991593477,0.25900522956484195,0.25990121214097045,0.2601851896851905,0.2614634250560492,0.2619701146305604],"n_dims_used":44,"mean_confidence":0.8947603052312677},"coverage":{"mean_confidence":0.8947603052312677,"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}}