{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001639","490:4900001367","490:4900002834","490:4900001105","490:4900001368","490:4900004491","490:4900001634","490:4900004073","490:4900001778","490:4900002832","490:4900003532","490:4900004211","490:4900001779","490:4900003248","490:4900003932","490:4900001108","490:4900002680","490:4900001926","490:4900001107","490:4900002547","490:4900002398","490:4900001636","490:4900003115","490:4900001501","490:4900003249"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6948283276163154,0.6360240033357154,0.5220386888769544,0.4964819681136423,0.41414209000772534,0.36503975585047205,0.3311637304384866,0.30407013612418304,0.2812963437056684,0.27840862742377775,0.2768358102070884,0.22135554865163523,0.21017199387599286,0.20447465150099792,0.1915456247328733,0.1896946115018269,0.17931171305658358,0.1659203821748536,0.14264098544421216,0.14073008550322727,0.1365858476100315,0.13543518201571855,0.1346908434359662,0.13375220442189165,0.12441045387418533],"twin_dists":[0.11082647049676089,0.12355412273537204,0.14808124530777578,0.1536924074726697,0.17244927419794265,0.18438051950953893,0.19308474332550912,0.2004024271621978,0.206851089109892,0.20769081676209872,0.20815041180715846,0.22554715966846564,0.22939151422523008,0.2314034838643134,0.23611662204160888,0.23680929586216676,0.24078530817492294,0.24616250334164225,0.25631212260700564,0.2571981508499255,0.25915098972885964,0.25970105394047455,0.26005874673894036,0.2605119324319892,0.26515835556066464],"n_dims_used":45,"mean_confidence":0.9159856160481771},"coverage":{"mean_confidence":0.9159856160481771,"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}}