{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003696},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003836","490:4900003835","490:4900010088","490:4900003690","490:4900007488","490:4900008523","466:4660004809","490:4900008176","490:4900003559","490:4900003561","490:4900009591","490:4900011206","490:4900008406","490:4900010094","490:4900010114","490:4900006282","490:4900007955","490:4900003583","490:4900009914","490:4900003837","490:4900012085","490:4900009797","490:4900003824","490:4900008524","490:4900002585"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3284674152716998,0.3195435594039099,0.09359776478268238,0.07426698578462353,0.06654301549026997,0.06373076324494481,0.060113432107599694,0.056857971280427494,0.050815380624170424,0.050532253741086004,0.04936676019385932,0.04732484548677467,0.04673233798139069,0.04211621231365716,0.04182065137440897,0.04032484388305438,0.03764138534656438,0.03697856167632282,0.03557642372881233,0.032876319224664545,0.03272560094066089,0.031052765257572394,0.030628179403043063,0.030270088060350336,0.029686733586914777],"twin_dists":[0.1937975974991782,0.19618027552488101,0.2826821237449669,0.29616445286053455,0.302354204751167,0.3047536264701353,0.3079708306964666,0.31100527202102635,0.3170404201251109,0.31733753761735756,0.31857541716748206,0.3208041720740936,0.32146592765155807,0.32687747039007287,0.3272406718488811,0.3291126894555544,0.33262330171136484,0.33352299102848393,0.33547221719898296,0.3394176069494501,0.33964587622494463,0.34224169532767834,0.34291954947604436,0.3434975303827654,0.34445177316346304],"n_dims_used":45,"mean_confidence":0.9149225023057725},"coverage":{"mean_confidence":0.9149225023057725,"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}}