{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000783","490:4900003076","490:4900000568","490:4900003617","490:4900004037","490:4900004597","490:4900001998","490:4900001849","490:4900002612","490:4900001567","490:4900002469","490:4900003201","490:4900001316","490:4900003867","490:4900003202","490:4900001573","490:4900003726","490:4900001997","490:4900002161","490:4900000556","490:4900002763","490:4900001709","490:4900002004","490:4900003056","490:4900002024"],"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":[0.6828038926712694,0.6546774530885539,0.6540629789044553,0.604461248045001,0.5882393153459861,0.587328425187814,0.5794258777153508,0.5243625975086172,0.523826702566489,0.5190094561374115,0.5059775105997273,0.5045769189127031,0.5023054183834774,0.4915843428890269,0.4747388459390842,0.47085485790710313,0.46945536511212504,0.4612492761082727,0.46030834318273406,0.44991766049098103,0.44566219319933825,0.44486645049156415,0.44392506239819884,0.4420019109622725,0.44062900372593017],"twin_dists":[0.11345227255669756,0.11954276038829399,0.11967518359002438,0.13031760557953842,0.13379233418940356,0.13398756490530198,0.13568217508374167,0.14757443790464453,0.14769126260002785,0.14874265699734762,0.15159897439109313,0.15190707492035438,0.15240724780835674,0.15477658196897637,0.15853099638484172,0.15940265602557796,0.15971732470414385,0.16156894153577567,0.16178198582410236,0.16414518770306455,0.16511885277346278,0.16530131208423496,0.16551732846008912,0.16595917471262084,0.16627505732050532],"n_dims_used":45,"mean_confidence":0.9142762078179254},"coverage":{"mean_confidence":0.9142762078179254,"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}}