{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000699","490:4900000489","490:4900000589","490:4900000824","490:4900001031","490:4900000109","490:4900000926","490:4900000578","490:4900000622","490:4900000775","490:4900000680","490:4900000606","490:4900000495","490:4900000494","490:4900000580","496:4960008146","496:4960008578","496:4960008477","494:4940008238","490:4900000785","496:4960009061","490:4900000835","496:4960008767","496:4960008760","490:4900000590"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,496,496,494,490,496,490,496,496,490],"twin_sims":[0.6892435703864307,0.6700201215520283,0.5063461930554747,0.48754589996898906,0.4830966559827864,0.4525764934382616,0.4381106272288444,0.43246706357758014,0.4129295827849733,0.4124665306488366,0.4003900375920118,0.3933264455861579,0.3910335115160214,0.39086082418032236,0.3868524053249058,0.3824323576091538,0.379918461360571,0.3777635898235481,0.3685575600649895,0.3671501834314159,0.3637780331339754,0.36243641232999846,0.355641853546931,0.3548115695964308,0.3515851627882352],"twin_dists":[0.11204797595287413,0.11622823858901973,0.1515179099038218,0.15567296288675023,0.15666314579130447,0.1635385901522149,0.16685549400567845,0.16816104372263502,0.1727358220426696,0.17284535003532592,0.17572129604673448,0.1774216090292304,0.17797657948554116,0.1780184372658265,0.1789924925949349,0.18007213433617753,0.18068884602233035,0.18121905268173344,0.1835010578647337,0.18385239907370493,0.18469699165559098,0.18503411365129857,0.1867513013740758,0.18696229047422405,0.1877846147144049],"n_dims_used":45,"mean_confidence":0.9126014709472656},"coverage":{"mean_confidence":0.9126014709472656,"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}}