{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001411},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001648","497:4970000149","497:4970001726","497:4970001490","497:4970000678","497:4970001814","497:4970001421","497:4970001721","497:4970001570","497:4970001645","497:4970000480","491:4910005947","497:4970001552","497:4970000541","497:4970000750","497:4970000898","497:4970001410","497:4970001813","497:4970000152","497:4970000304","497:4970001329","497:4970000423","497:4970001891","497:4970000425","497:4970000251"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.46677295570212396,0.26503217990786054,0.21212448644161488,0.136244704412169,0.11066025496739815,0.10283757756418412,0.08629912462917444,0.0862469546144451,0.08326371913028581,0.07010593342907692,0.06602617200850973,0.06268076953297301,0.059844072824922705,0.05896067658564236,0.053224268666752526,0.052606257497786246,0.05169874373610184,0.04697059911392169,0.04172312716848572,0.04134507782335228,0.040869658682094294,0.039772909506984304,0.0373602838441341,0.035852693708610904,0.03442609693750789],"twin_dists":[0.1603213424642097,0.21165190799359135,0.2287105560299553,0.25931370654392044,0.2725069150790973,0.2770076649583109,0.2874856675763391,0.28752114487718594,0.2895788915668572,0.2994302903248736,0.3027888833472672,0.3056717161737716,0.3082166975777424,0.3090294888207337,0.31456666874903916,0.3151923074743327,0.3161221747786866,0.3211989812749287,0.32736098942848574,0.32782964810666254,0.32842416975806865,0.32981826213916177,0.3330032035083585,0.33508305228255625,0.33712076674007546],"n_dims_used":45,"mean_confidence":0.8977627224392362},"coverage":{"mean_confidence":0.8977627224392362,"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}}