{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002639","497:4970002575","491:4910005241","491:4910005923","497:4970002814","491:4910005287","490:4900013043","491:4910001970","494:4940002579","491:4910002017","491:4910002115","490:4900002518","491:4910001912","491:4910001918","491:4910005690","491:4910001752","490:4900006427","491:4910002116","497:4970000932","491:4910002913","491:4910002015","497:4970000147","491:4910005543","497:4970000088","491:4910001812"],"twin_admin_codes":[497,497,491,491,497,491,490,491,494,491,491,490,491,491,491,491,490,491,497,491,491,497,491,497,491],"twin_sims":[0.15872085395569704,0.00046505572734891604,0.00044133111845282366,0.00034120153288110346,0.00031699282041420786,0.00029979538822163756,0.00024622381834450013,0.00023221061207010264,0.00021641202537938365,0.00014731236041587182,0.00012597815445357363,0.00012409691198615142,0.00011628500134356129,0.0000978767338102476,0.00009553825315289844,0.00007717658312296816,0.00007564671482306038,0.0000733449298148214,0.00006818255654297392,0.00006612500553314818,0.00005539874615565197,0.00004268617739874349,0.00004209456847255352,0.00003630324001488893,0.00003344746090516757],"twin_dists":[0.24918364065275422,0.5087816527077846,0.5105146262178057,0.5189468998251211,0.5213334511659607,0.5231350266784359,0.5294442904093971,0.5313078063481103,0.5335400254108766,0.5455642250358027,0.5503798841805112,0.5508407939351785,0.5528281573746289,0.5580615195711016,0.5587919457156889,0.5651977274099179,0.5657949371494329,0.5667153928881828,0.5688835165483941,0.5697913205310204,0.5750068394627359,0.5826035572469184,0.5830074802314668,0.5872740950385291,0.5896225824086142],"n_dims_used":44,"mean_confidence":0.8987423289905895},"coverage":{"mean_confidence":0.8987423289905895,"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}}