{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010834","490:4900011073","490:4900007788","490:4900007901","490:4900011075","490:4900010586","490:4900011076","490:4900008344","490:4900010757","490:4900010416","490:4900010501","490:4900008012","490:4900010500","490:4900010918","490:4900010671","490:4900008005","490:4900008120","490:4900010996","490:4900010231","490:4900010504","490:4900007998","490:4900010508","490:4900011912","490:4900010330","490:4900010745"],"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":[0.30892168711129053,0.30831403544433067,0.3063352824286671,0.30524177876471503,0.3002018065477233,0.2422581600034702,0.2270078388357215,0.21820539238698078,0.21476737493463482,0.2128662101764243,0.20849165835949363,0.19355999262293455,0.17187597830994242,0.16906358279929873,0.16525538793180838,0.16104550514898744,0.15669786140531058,0.15376114537809743,0.14924124237929107,0.1363279305628053,0.13401232213671369,0.13239874334061869,0.1277046935226981,0.12478092722754952,0.12432195447421353],"twin_dists":[0.19906564513915248,0.19923240951383525,0.19977677486842826,0.20007847423590017,0.20147718021050068,0.21869501206141587,0.22365357581620335,0.2266165405804971,0.22779554229384164,0.2284529836497813,0.22998100329294466,0.23536810282600995,0.24373411285759963,0.24487319900644888,0.2464375289677045,0.24819747227951994,0.2500504353431935,0.25132340092083405,0.25331792896475863,0.2592739816221365,0.2603861059694587,0.26116962615610234,0.2634906428528749,0.2649691422733211,0.2652036185543462],"n_dims_used":45,"mean_confidence":0.8879073248969184},"coverage":{"mean_confidence":0.8879073248969184,"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}}