{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007730","490:4900003845","490:4900006987","490:4900007736","490:4900003579","490:4900008192","490:4900004818","490:4900006755","490:4900008182","470:4700005173","490:4900009079","490:4900007501","490:4900004815","490:4900001981","490:4900003985","490:4900006756","490:4900007739","490:4900006636","490:4900006749","494:4940008757","490:4900003575","490:4900005891","490:4900006762","490:4900007614","490:4900002600"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.32501867200649986,0.198054059998989,0.18469577791452138,0.17128969944038705,0.16877900081398528,0.15149910878470543,0.15065606944749288,0.15046486800095993,0.13359481830591766,0.13052639730661575,0.1299119719017786,0.12892887608963616,0.11564283186061969,0.11285794521546068,0.11025833494666151,0.11013105067310196,0.10981154224318337,0.10786177602062831,0.10730475783455752,0.1062719540823506,0.10502513098271914,0.10245556113091846,0.09995746840047226,0.09968808088330271,0.09816944026041541],"twin_dists":[0.19471409680287932,0.23371744899487112,0.23870388446938492,0.24397046071788306,0.24498921735546902,0.25231611732382625,0.25268887872388196,0.2527736344422912,0.2605881539606348,0.2620878605888733,0.26239135060425556,0.26287920446656854,0.2697670913731558,0.2712869681160086,0.27273204263756884,0.2728034706850017,0.2729830507660414,0.2740877729874779,0.27440621578632085,0.2750000720674247,0.27572299298728425,0.27723419013407163,0.278731981965275,0.27889524272494176,0.27982212907515835],"n_dims_used":45,"mean_confidence":0.9237063937717014},"coverage":{"mean_confidence":0.9237063937717014,"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}}