{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003992","490:4900005092","490:4900005757","490:4900004541","490:4900006622","490:4900001542","490:4900002129","490:4900002128","490:4900003861","490:4900002892","494:4940007261","490:4900007490","490:4900003572","490:4900003175","490:4900004399","490:4900004419","490:4900004537","490:4900001814","490:4900007005","490:4900005896","490:4900001683","490:4900004534","490:4900003038","490:4900003186","494:4940008185"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.48214813102101145,0.44025930837214855,0.3594046220391665,0.3452619210474306,0.34406354308678117,0.34175457101446816,0.3397070183119648,0.3143937238029132,0.3052044668543673,0.29813970664061923,0.2964022291861883,0.2910350343985412,0.28979664247096404,0.28361418006728706,0.2831081070280682,0.28280061206078055,0.2811720251015334,0.27920515140389723,0.27454168663874207,0.27057145618356787,0.26961061793357083,0.2635079252829716,0.25023697987646537,0.2500286833399488,0.24856669794060604],"twin_dists":[0.15687460630489053,0.16636018339282974,0.1857982839598778,0.1894077659657038,0.18971714814021476,0.19031486962319893,0.1908467250102996,0.19757228093009715,0.20008877966774188,0.2020534070868986,0.20254074029770147,0.204056885497477,0.20440906194150382,0.2061808502712594,0.2063269059976825,0.20641572789010937,0.20688713203825226,0.20745866668326043,0.20882365026792477,0.209996969990215,0.21028251860779157,0.2121110694775419,0.2161812935126015,0.21624625795357078,0.2167032056650579],"n_dims_used":45,"mean_confidence":0.9241143968370226},"coverage":{"mean_confidence":0.9241143968370226,"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}}