{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001398},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000459","497:4970001147","497:4970001554","497:4970001238","497:4970001631","497:4970000966","497:4970001716","497:4970001143","497:4970001808","497:4970000735","497:4970000522","497:4970000668","497:4970001636","497:4970001319","497:4970000967","497:4970001233","491:4910004985","497:4970001807","491:4910004939","497:4970001400","497:4970001401","497:4970000531","497:4970001478","497:4970000969","497:4970000401"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,491,497,497,497,497,497,497],"twin_sims":[0.04848396074776725,0.033430699804190056,0.028512881833092852,0.021938357954518834,0.020469200101728428,0.01824421175473584,0.018103007664675395,0.013688611325850898,0.013146663620357638,0.012873018446263897,0.009988150694659099,0.007072987090473714,0.004451683035159258,0.004439745467331951,0.004136305084473781,0.004085431530686523,0.0038739611152638987,0.0038525059834009106,0.003806237473772399,0.00377743081650399,0.0035989059513968635,0.0034241264086867632,0.003009744989927054,0.0027770309100307046,0.0025988612439721065],"twin_dists":[0.3195293668957276,0.33858558541080264,0.34642175024624894,0.35895760802721344,0.36220008183135566,0.3675198978110654,0.3678763198582585,0.3804764411979183,0.3822631007582264,0.38319012447784323,0.3942008759766595,0.4087013052011589,0.42738270346679635,0.4274886657930067,0.43027291732943657,0.43075778486331756,0.43283399397709404,0.43305036501757316,0.43352073192080426,0.4338162169358389,0.43569456256553685,0.43761762672626325,0.4425614861427032,0.4456180059946151,0.4481208819967595],"n_dims_used":45,"mean_confidence":0.9006337483723958},"coverage":{"mean_confidence":0.9006337483723958,"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}}