{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750000038","491:4910001351","470:4700004920","497:4970003083","466:4660011136","475:4750000508","665:6650001351","475:4750000108","475:4750000622","475:4750000039","475:4750000181","475:4750000214","475:4750006233","475:4750000153","475:4750000547","475:4750000658","497:4970000045","484:4840007960","497:4970003082","475:4750000251","487:4870001419","475:4750000426","475:4750000336","475:4750000130","486:4860004975"],"twin_admin_codes":[475,491,470,497,466,475,665,475,475,475,475,475,475,475,475,475,497,484,497,475,487,475,475,475,486],"twin_sims":[0.0009541875555686247,0.0009101295921610011,0.0003812832799913803,0.00008477744160599317,0.00006969747554552525,0.00004523597552451197,0.000043393229571576954,0.00004110060346059629,0.000016449613302978615,0.000015038723882456284,0.000012532513981462407,0.000010079701485233319,0.000007001197134296688,0.000006554521702765669,0.000006221387733334586,0.000005377104802844529,0.000005161895169785317,0.000003891642431128326,0.0000038858949124441855,0.000003661965501511975,0.000003009532637213081,0.0000029804073715205306,0.000002904510007577384,0.0000027861762684995563,0.0000011297633417607102],"twin_dists":[0.48436917024611253,0.48601259773610345,0.5153241580363871,0.5623874551716966,0.5682315748276164,0.5809214206746005,0.5821277359219724,0.5836984195833572,0.6095863122621741,0.6120625675808661,0.6170660454721519,0.6229911946735259,0.6327814871641437,0.634536373114928,0.6359214471388968,0.6397781357058446,0.6408541199876643,0.6482462083784348,0.6482846642967669,0.6498271116166123,0.6549004119774476,0.655150832688988,0.6558146167816578,0.6568835470077269,0.6796668915529177],"n_dims_used":44,"mean_confidence":0.8992632085626776},"coverage":{"mean_confidence":0.8992632085626776,"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}}