{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760000731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760000673","476:4760000732","476:4760000674","476:4760000616","476:4760000560","476:4760000730","476:4760000561","476:4760000733","476:4760000559","476:4760000465","476:4760000464","476:4760000672","476:4760000615","476:4760000614","476:4760000743","476:4760000686","476:4760000613","476:4760000675","476:4760000509","476:4760000745","476:4760000510","476:4760000617","476:4760000671","476:4760000506","476:4760000670"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.995129458536926,0.9862667902638123,0.9860532423642834,0.9849076846425904,0.9777036886649788,0.9765907341756621,0.9735511241338494,0.9703671813006753,0.9638634475226971,0.95549956377692,0.932381920273255,0.9167975513477873,0.8792953478616345,0.8504156801555333,0.8328775472042996,0.8168810289347838,0.8031579704816544,0.7438794602112918,0.7380106665777764,0.7018977841480731,0.6746105105059481,0.6381041524025175,0.6090092249665655,0.5837847467089587,0.5798703941660719],"twin_dists":[0.012833861702376414,0.021598547095347594,0.021767000876979324,0.022649874797354214,0.027580297108649295,0.028268288438312566,0.03007088859008248,0.03185540376442573,0.03523676810997694,0.039187233676891406,0.04859901320374607,0.054134018231365606,0.06587451986372238,0.07393270193079977,0.0785431786248506,0.08260299479546057,0.08599296860449733,0.09990653889667693,0.10123497622635666,0.10927492911199707,0.11523311420332849,0.12310755459644752,0.12934375702433304,0.13474726206301602,0.13558680745919738],"n_dims_used":44,"mean_confidence":0.9169872457330878},"coverage":{"mean_confidence":0.9169872457330878,"n_dims_used":44,"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}}