{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010631","490:4900011810","490:4900007002","490:4900011058","490:4900009972","490:4900010000","490:4900008965","490:4900009987","490:4900002116","490:4900010007","490:4900009301","490:4900006277","490:4900006633","490:4900011202","490:4900008408","490:4900010806","490:4900010206","490:4900008632","490:4900010387","490:4900004240","490:4900009994","490:4900010014","490:4900008960","490:4900002851","490:4900009916"],"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":[0.32455564379664703,0.2886945816946351,0.17337773133756246,0.12772562301913595,0.08444441165826222,0.08371564767669837,0.07318227165356085,0.0573259210144219,0.05451807494334025,0.05337223414048669,0.05297121131510322,0.05033192032894696,0.04894933543908859,0.045406141571232635,0.04321844444369628,0.04278238529734521,0.04247827452558846,0.041326070668102934,0.040682780904405885,0.03996210311940825,0.03995739034759056,0.03994014140203185,0.038619604922409276,0.03748572400485945,0.03690968826594534],"twin_dists":[0.19483755539298425,0.2047232236336986,0.24313132896864315,0.26348015208022474,0.2887575628892053,0.2892634234763179,0.29700123462195616,0.31056041807957363,0.3132761614759627,0.31441777190509507,0.31482211670492394,0.3175486087572485,0.31902469551153206,0.32297296058999486,0.32554163548441606,0.3260666454768975,0.3264354622981967,0.3278533060479046,0.32865946248243555,0.3295754775695709,0.3295815134761801,0.3296036102810715,0.3313197309945907,0.3328333758581157,0.3336172595885962],"n_dims_used":45,"mean_confidence":0.9182734171549479},"coverage":{"mean_confidence":0.9182734171549479,"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}}