{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000771},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000710","490:4900004288","490:4900000904","490:4900001291","490:4900001281","490:4900001153","490:4900000825","490:4900000891","490:4900000414","490:4900003065","494:4940008786","490:4900006031","490:4900006641","490:4900000765","490:4900000490","490:4900002450","490:4900000409","490:4900001025","490:4900003062","490:4900000682","490:4900003439","490:4900001200","490:4900000403","490:4900000275","490:4900001980"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6031553630772765,0.5396469485720653,0.48418307658639176,0.45669615819803555,0.4533349869593868,0.45006069826215733,0.44763416612878576,0.3863458258709496,0.38262510874914524,0.3814993777628758,0.3746172800206434,0.3655265522022109,0.3481944799910726,0.3461027637653077,0.3449766212639109,0.34056768984649993,0.3405036862143501,0.339986946371781,0.33854713652790014,0.3380931343093133,0.33710341020658513,0.33259476304284197,0.3305962117231837,0.30654160268016156,0.3059373150697302],"twin_dists":[0.13059723632022052,0.14425310227910892,0.1564211027770109,0.16260129907324872,0.1633657864024418,0.1641125205398728,0.1646672241516255,0.17911593089401448,0.18002492900916386,0.18030078552379644,0.18199585459974024,0.1842585660730204,0.1886530627868769,0.18919102737369603,0.18948136935143017,0.19062295545200728,0.19063958557798516,0.19077391201844313,0.19114876964888072,0.19126714790048963,0.19152550971823923,0.19270769754940695,0.19323451895040247,0.19971992059351754,0.19988650253137197],"n_dims_used":45,"mean_confidence":0.9116534762912326},"coverage":{"mean_confidence":0.9116534762912326,"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}}