{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010363},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005610","490:4900008488","490:4900009165","490:4900005352","490:4900008053","490:4900010791","490:4900010368","490:4900010960","490:4900010794","490:4900011929","490:4900010437","490:4900001660","490:4900010607","490:4900010358","490:4900010783","490:4900009979","490:4900003673","490:4900003008","490:4900010446","490:4900003556","490:4900011044","490:4900008859","490:4900009777","490:4900009781","490:4900011873"],"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":[0.10770549727517748,0.10767174798498388,0.09206444128114726,0.058051934140343084,0.05432533126117289,0.051465020677058014,0.05062966650114278,0.042854550012384564,0.03237763621825234,0.025594445767573273,0.024291846687467367,0.023993593897290357,0.023979555209270493,0.021226955072125,0.019345322786158907,0.019329358538750466,0.018680448172368448,0.016529637444610272,0.015251865758319562,0.0136827414635322,0.01163058654079355,0.01118771210526464,0.009266788160530674,0.00910409672425832,0.009044494187042503],"twin_dists":[0.2741769872962609,0.2741962668176229,0.28366600881534626,0.3098761314519159,0.31346679387068377,0.316363849860146,0.3172351552369987,0.3259794501376147,0.34017633190461993,0.3516400569562852,0.3541367695849116,0.354724692188613,0.3547525211846818,0.36050329141265025,0.36482039873108385,0.364858566571457,0.36643381076122206,0.3720218496725139,0.37565186586956223,0.38049545507686716,0.38763202371664457,0.38931767089099434,0.3973954917769591,0.39814657922348556,0.39842474673935074],"n_dims_used":45,"mean_confidence":0.9202899509006076},"coverage":{"mean_confidence":0.9202899509006076,"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}}