{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013208","490:4900013246","490:4900012992","487:4870000995","490:4900012762","490:4900013096","487:4870000735","490:4900012538","490:4900012830","490:4900012888","490:4900012410","490:4900013271","490:4900013241","490:4900012558","490:4900013178","490:4900012959","466:4660010829","490:4900012885","490:4900012416","490:4900012486","466:4660010184","487:4870001364","490:4900013101","490:4900012763","490:4900012480"],"twin_admin_codes":[490,490,490,487,490,490,487,490,490,490,490,490,490,490,490,490,466,490,490,490,466,487,490,490,490],"twin_sims":[0.5152957600336165,0.2972196413415649,0.2631417088370138,0.23434796559211676,0.19516793427050197,0.18277658603329966,0.17459429799752882,0.17191623973533005,0.16303921000383362,0.15467094791040267,0.15002244658510713,0.1447324937043675,0.1394993944224553,0.13937781150269796,0.10673668327952378,0.10520268086123166,0.0983508647947981,0.09199809784313318,0.08445024937061889,0.08247267288248249,0.08216501865528951,0.07799841609520647,0.0771000627945659,0.07709102138347058,0.07609257547461432],"twin_dists":[0.14955477228577257,0.2023112613414973,0.21222163438472866,0.22124058764043694,0.23477448749792984,0.23944084795645246,0.2426457453662849,0.24371790338372368,0.2473599014623612,0.25092714468847177,0.2529700552639854,0.2553524061553496,0.25777354090550236,0.2578305902781075,0.2747323033722743,0.27561964157414603,0.2797108097059609,0.2837088705914858,0.28875352481655786,0.2901343885782068,0.2903515837058772,0.29335922921859026,0.29402454867101696,0.29403127636272336,0.2947781572627552],"n_dims_used":45,"mean_confidence":0.9025806850857205},"coverage":{"mean_confidence":0.9025806850857205,"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}}