{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002560","490:4900002715","490:4900003677","490:4900001256","490:4900001255","490:4900002412","490:4900002411","490:4900002258","490:4900003162","490:4900002413","490:4900003541","490:4900002717","490:4900003544","490:4900002716","490:4900002857","490:4900002864","490:4900002865","490:4900003289","490:4900003006","490:4900003014","490:4900003678","490:4900003012","490:4900003679","490:4900002263","494:4940008916"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.6824091494365518,0.6823450984508005,0.570699962958131,0.4519298722799511,0.38513641462832554,0.34795847267728186,0.33576475043607257,0.27987526174529986,0.23539286615347668,0.23464086323847122,0.22575977709858186,0.18642497793969393,0.18416195818432254,0.15683424131609183,0.13541600984827626,0.11775439430161046,0.11632187356497953,0.11599798182872831,0.1135766588221063,0.11121830651052711,0.1074675279188734,0.1039524224086636,0.1010842582434031,0.09402675412535914,0.09255698235451439],"twin_dists":[0.11353821630732826,0.11355216008074595,0.1375556196622191,0.16368599104722875,0.17941093930466812,0.18871367566051456,0.1918756121367839,0.20726367211886684,0.22090114723385146,0.22114533877276263,0.22406897011463822,0.2380444804297442,0.23890832560793365,0.24999174462039603,0.25971024862326075,0.2686333281076777,0.26940077235763216,0.26957529509753836,0.2708919840664889,0.2721953789876875,0.2743130290881791,0.2763503241364725,0.2780528071285983,0.2824091337292501,0.2833485591644803],"n_dims_used":44,"mean_confidence":0.9166041287508878},"coverage":{"mean_confidence":0.9166041287508878,"n_dims_used":44,"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}}