{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000339","470:4700000408","470:4700000708","470:4700000711","488:4880005762","470:4700000412","470:4700000278","470:4700000271","481:4810003960","470:4700001276","470:4700000414","481:4810002895","470:4700000333","470:4700000504","470:4700000503","488:4880005765","481:4810003563","470:4700006137","481:4810004357","488:4880004356","481:4810003559","488:4880004371","481:4810003350","481:4810003564","481:4810003762"],"twin_admin_codes":[470,470,470,470,488,470,470,470,481,470,470,481,470,470,470,488,481,470,481,488,481,488,481,481,481],"twin_sims":[0.8920918675963093,0.6024850826423355,0.5951960750849803,0.5769461374018895,0.5690340565564506,0.5675375044955026,0.5624500966914159,0.5609082660528776,0.5362170493475656,0.5312444685127504,0.5290246126519635,0.5257444008233972,0.5210204069432123,0.5209204770704835,0.5099408209265104,0.5095340152728332,0.5037534395470323,0.49981133816368,0.49806869316560015,0.4972864219279458,0.4920785310608988,0.4908055082001093,0.4906796469927687,0.4889381446941191,0.48637002025826254],"twin_dists":[0.062064831433486393,0.1307407667198519,0.13230180726521729,0.13621429976352262,0.1379136187911952,0.13823532511075337,0.13932970660292593,0.13966162826022252,0.1449967376058341,0.14607652470839005,0.14655923837721138,0.14727332957626385,0.1483034796276499,0.1483252941979796,0.15072834811376123,0.1508176302628117,0.15208833018894877,0.1529571459833315,0.15334182029560978,0.1535146235173685,0.15466704209227497,0.15494928172389094,0.15497719797914758,0.1553636864431566,0.15593438458818498],"n_dims_used":43,"mean_confidence":0.9121554175088572},"coverage":{"mean_confidence":0.9121554175088572,"n_dims_used":43,"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}}