{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003264","490:4900003250","490:4900003933","490:4900003126","490:4900002837","490:4900003804","490:4900003664","490:4900003531","490:4900002842","490:4900003253","490:4900003523","490:4900003382","490:4900003528","490:4900004492","490:4900003656","490:4900003526","490:4900003120","490:4900002988","490:4900003802","490:4900001505","490:4900003383","490:4900001118","490:4900002835","490:4900004220","490:4900003393"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.26890497530000035,0.20532317586615823,0.2027769788470075,0.15188599497345626,0.12388108489037519,0.11964595827248765,0.06804203084153805,0.06797200821422465,0.06752562331506995,0.06222197958562413,0.05531880343968261,0.055297854256962806,0.05345437480002066,0.05192688756713037,0.05185133109976398,0.04931834180809982,0.04885556570156251,0.04603848601248011,0.04521799053292143,0.04371776785203873,0.04341102512648472,0.042496478829174726,0.03925733901487555,0.03615076076026088,0.029359918820079902],"twin_dists":[0.2104926274751667,0.23110142845309053,0.23201040501836362,0.2521455606522502,0.2654294668706183,0.267630843378031,0.3011088754391363,0.3011665477355746,0.30153534228330875,0.30607683141821473,0.3124901293149365,0.31251057368509866,0.31433526193710437,0.3158871430771528,0.31596488545299006,0.31862736755185883,0.3191260601815029,0.3222498571988922,0.32318974556453545,0.3249458983213378,0.32531118762789535,0.3264133222150704,0.33048486196862525,0.3346660305620477,0.3449934231780844],"n_dims_used":45,"mean_confidence":0.9172846476236979},"coverage":{"mean_confidence":0.9172846476236979,"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}}