{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013383},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000324","487:4870002494","494:4940005342","489:4890003173","487:4870003792","466:4660005930","487:4870000387","479:4790000847","487:4870002266","466:4660009831","487:4870003647","487:4870002705","494:4940004110","490:4900013206","466:4660010653","487:4870003499","487:4870000984","487:4870000447","490:4900004286","469:4690002821","487:4870001085","487:4870002361","466:4660006626","494:4940005716","487:4870001373"],"twin_admin_codes":[487,487,494,489,487,466,487,479,487,466,487,487,494,490,466,487,487,487,490,469,487,487,466,494,487],"twin_sims":[0.03852963053347483,0.026995067918421586,0.026515649763198933,0.006334967273244343,0.005403117775846636,0.005317074978492801,0.004514411754855463,0.003961310374950269,0.0038766811471843254,0.0034832875160721584,0.0034252624763198777,0.0030773416502878335,0.0027707269258184022,0.002567916657300848,0.002555763254652049,0.0025365180064722756,0.0024821437662083203,0.002433681963459346,0.0023805571956361693,0.0021728804232610537,0.0021703566707377405,0.0021585997457363726,0.002030872474061348,0.0019482980190280365,0.0019361868276103523],"twin_dists":[0.33143845541519784,0.34907503691232344,0.3499398188281676,0.4132242354526771,0.4196686269361109,0.4203133288804287,0.4268301023103793,0.43196420063039814,0.43280664088831405,0.43695686891187385,0.4376048405233545,0.4417141540957544,0.44570402033295503,0.44857152670539446,0.44874987804124283,0.4490338981773864,0.4498471550184876,0.45058586408319357,0.45141131170121335,0.4548093141017231,0.45485241249088787,0.4550537954220155,0.4573090678867346,0.45883754248350633,0.4590667163766907],"n_dims_used":45,"mean_confidence":0.9055487738715278},"coverage":{"mean_confidence":0.9055487738715278,"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}}