{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002205","490:4900001760","490:4900001886","496:4960011476","490:4900002197","490:4900001486","496:4960011735","490:4900001191","496:4960011562","490:4900001458","496:4960004364","490:4900002040","490:4900001480","490:4900001217","490:4900001619","490:4900002026","496:4960011834","490:4900001758","496:4960011646","496:4960005708","490:4900001340","490:4900001348","490:4900001889","490:4900000426","496:4960008156"],"twin_admin_codes":[490,490,490,496,490,490,496,490,496,490,496,490,490,490,490,490,496,490,496,496,490,490,490,490,496],"twin_sims":[0.5271135177303026,0.4730911156280474,0.43469217132998084,0.4144442223641971,0.3733757207889067,0.3643685923000149,0.34818998128756395,0.3354977830326921,0.32427420451992633,0.3204639274977211,0.30805981105207075,0.2922028796177529,0.2816455245025159,0.27847119917862345,0.2760047740562337,0.2719202231682972,0.26650570818266434,0.257184816480669,0.24690671956796487,0.24451707564269382,0.23688731522000664,0.23440550115827788,0.23325193114283874,0.23217368795110058,0.23093743838541275],"twin_dists":[0.14697515922772328,0.15890049584509727,0.16764549266188322,0.17237792884898626,0.18230326592917132,0.18454879554587003,0.1886542179698992,0.19194552299776452,0.1949126442078577,0.19593283369357672,0.19930223510843542,0.2037255871663074,0.20674990484818986,0.20767256535601974,0.2083938937777815,0.20959718821640194,0.2112095897018468,0.2140338109275785,0.21722412966851187,0.2179780007863821,0.2204173778589766,0.22122187120434628,0.22159770676438906,0.22195010559488146,0.2223554721243414],"n_dims_used":45,"mean_confidence":0.9130724589029948},"coverage":{"mean_confidence":0.9130724589029948,"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}}