{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000635","490:4900000536","490:4900000858","490:4900000315","490:4900000261","494:4940006893","494:4940007339","490:4900000441","494:4940008164","490:4900000988","490:4900003816","494:4940008158","490:4900000644","490:4900000632","490:4900000982","494:4940008270","494:4940007019","490:4900000440","494:4940006801","494:4940007448","494:4940007642","494:4940007124","494:4940007554","494:4940006787","490:4900002583"],"twin_admin_codes":[490,490,490,490,490,494,494,490,494,490,490,494,490,490,490,494,494,490,494,494,494,494,494,494,490],"twin_sims":[0.2000101205252668,0.1727347627619393,0.1502525701105524,0.14554135736189033,0.12483917260650387,0.1127365483989611,0.08460200346000608,0.08064701189599865,0.08014963380992483,0.07976422472526086,0.07676906719936338,0.07505834131538054,0.07392671194747202,0.0683881070322553,0.06597671251162374,0.06300863583717269,0.06298734804790466,0.05925646663499007,0.05861819604817069,0.049794320662044665,0.0495835618060762,0.04914465424992253,0.04825278068044524,0.04515662375564725,0.04254690039114545],"twin_dists":[0.2330070869709496,0.24338894904689146,0.25286783470999463,0.25498400612301914,0.2649394332300463,0.27135387549991813,0.28864863125314505,0.29143288160849606,0.29179071728849104,0.2920692240159171,0.29427125671941406,0.2955601839300294,0.29642588122586666,0.30082454617489135,0.30283062543053724,0.3053836938242745,0.305402357296193,0.3087562302296731,0.30934729500224994,0.3181185015893413,0.31834332010238825,0.3188140757988621,0.3197815728328987,0.3232606150742148,0.3263520411338873],"n_dims_used":45,"mean_confidence":0.9119092305501302},"coverage":{"mean_confidence":0.9119092305501302,"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}}