{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001146","497:4970000348","497:4970001404","497:4970001631","497:4970001555","497:4970001478","497:4970001632","497:4970000459","497:4970001630","497:4970000141","497:4970001406","497:4970000966","497:4970001398","497:4970001716","497:4970000522","497:4970001885","497:4970001238","497:4970001477","491:4910005279","491:4910005076","497:4970001554","497:4970000969","497:4970001147","491:4910005890","497:4970000412"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,491,497,497,497,491,497],"twin_sims":[0.06357134762734026,0.05638777614168938,0.05063522423467131,0.029550768177637656,0.021069086079785453,0.015915448813726307,0.015049733328467119,0.009499734890302956,0.008965423429677695,0.008888893065156963,0.00493521069911647,0.00399737889819846,0.0038525059834009106,0.003362887897666634,0.0025581848049291904,0.0017315574998155794,0.001413312878164287,0.0013878912975126506,0.0011721675310223125,0.001033488683745009,0.0005087955683895735,0.0004958458776583094,0.000449943201641823,0.00031316222708369746,0.0002460316042736028],"twin_dists":[0.3048922144474468,0.31145531558272743,0.3172293189156481,0.34467649231295255,0.3608523974473916,0.3737346839318202,0.3762504471811064,0.39634031111986295,0.3987963126681192,0.39915874127236456,0.4232936072701998,0.4316101236052754,0.43305036501757316,0.43831264431008804,0.4487142798623983,0.46315267042621316,0.4704906094685213,0.4711408835092092,0.47715047616480155,0.48158101303092576,0.5057928269846428,0.5066518577912815,0.5098756985557878,0.5217266591475949,0.5294691699240861],"n_dims_used":45,"mean_confidence":0.8941080729166667},"coverage":{"mean_confidence":0.8941080729166667,"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}}