{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006423","490:4900005284","490:4900006306","490:4900002216","490:4900002518","491:4910002158","491:4910002019","490:4900004878","490:4900006665","490:4900007416","490:4900005689","490:4900002666","491:4910002160","491:4910001865","491:4910002566","490:4900006917","491:4910001812","490:4900007543","491:4910002466","491:4910002069","490:4900006426","490:4900004330","490:4900004473","491:4910002066","490:4900005548"],"twin_admin_codes":[490,490,490,490,490,491,491,490,490,490,490,490,491,491,491,490,491,490,491,491,490,490,490,491,490],"twin_sims":[0.32573603487683117,0.198067948492344,0.10059464993693222,0.09925895157609838,0.07587781749932751,0.07477680943245343,0.05408528796273346,0.05019409078622298,0.0451754171465933,0.04042290274682536,0.037917432751893604,0.036397431162521206,0.03477107099193413,0.023591383666696268,0.02087030217251118,0.018813495612760356,0.017708267879348934,0.017505417118252996,0.015831478668620703,0.015591435996063684,0.015480224196609318,0.01362841843875622,0.013214373756291468,0.013070787421387918,0.011979185463501976],"twin_dists":[0.19452301682050963,0.23371238821536752,0.27834718808699377,0.27915602914034277,0.29493983637197,0.2957745661033238,0.313704992709894,0.31769423245056794,0.32323890292524354,0.32898818873303615,0.3322525633202865,0.33432312010325904,0.3366215195969914,0.35552764237048745,0.36129523462662977,0.3661069798734921,0.3688857798408633,0.369412216306149,0.37397335504026896,0.3746618295805019,0.37498396600777023,0.38067176306086065,0.38203635651153606,0.3825184218015887,0.3863448252216704],"n_dims_used":44,"mean_confidence":0.8944051915949042},"coverage":{"mean_confidence":0.8944051915949042,"n_dims_used":44,"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}}