{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012650},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006308","497:4970000569","491:4910005808","490:4900005283","490:4900005150","490:4900012504","490:4900010214","490:4900012577","490:4900012720","490:4900012087","497:4970000568","490:4900009821","490:4900011817","490:4900012019","490:4900011686","490:4900011622","490:4900010648","490:4900011141","490:4900011751","490:4900010820","490:4900012431","497:4970000440","491:4910002208","490:4900003104","490:4900011427"],"twin_admin_codes":[490,497,491,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490,490,497,491,490,490],"twin_sims":[0.004579347084644694,0.003916514225159818,0.0019676423047873016,0.001755438851159432,0.0013076945927580443,0.000901708720778571,0.0008211536025773397,0.0006898162346096588,0.0006244046040551081,0.0004181070204581294,0.0003706537804961336,0.000277712956144334,0.00023164490534337805,0.0002121710142856757,0.0001960914038297938,0.00017524432489815858,0.00017044071668301944,0.0001650391891565918,0.00012775376560300328,0.00011974656060601045,0.00011028465048361905,0.00010138293086910004,0.00008676671450183726,0.00008122613016952467,0.0000677275637617438],"twin_dists":[0.4262653538519984,0.43240806054410785,0.4584742044214491,0.46265355409238046,0.4732669636486637,0.48633509558159466,0.48956998509276095,0.4955383255299387,0.49891794362448205,0.5122975868492173,0.5162487880701798,0.5255962097230168,0.5313852362444345,0.5341653490670191,0.5366482228857364,0.5401695052537934,0.5410366949392317,0.5420397763366525,0.5499507784492761,0.5519324372363581,0.5544422574622334,0.5569967101357792,0.5616913917468653,0.5636694460662514,0.5690820039342689],"n_dims_used":45,"mean_confidence":0.8900296529134114},"coverage":{"mean_confidence":0.8900296529134114,"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}}