{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001903},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005279","487:4870005866","496:4960006632","469:4690001660","490:4900004872","496:4960011988","487:4870004994","490:4900005806","496:4960006380","469:4690001751","487:4870004708","487:4870004558","487:4870006009","470:4700002613","469:4690001843","496:4960005278","487:4870004113","496:4960006229","493:4930006926","487:4870004557","487:4870005729","490:4900007263","487:4870006432","469:4690000971","466:4660002637"],"twin_admin_codes":[487,487,496,469,490,496,487,490,496,469,487,487,487,470,469,496,487,496,493,487,487,490,487,469,466],"twin_sims":[0.47942151983770476,0.4682110349494437,0.4423797133675227,0.40146190521903485,0.39445989375067597,0.3863038470573034,0.38478468079643724,0.37956252309359045,0.3749095800257196,0.3555306102269946,0.3554468374955577,0.34832327521902423,0.30456178085924757,0.30338872795869704,0.30004279050885907,0.29830996826612416,0.29114201150051494,0.28149074237328287,0.27801703576503384,0.2758130370834525,0.27403461332923323,0.2674276608278047,0.2659235444310967,0.26417233211017904,0.2630267497537897],"twin_dists":[0.15748319945912392,0.15999737279195336,0.16587231565350202,0.17546448246359814,0.17714783017560154,0.1791261633198318,0.17949681945403037,0.18077632406079827,0.18192355363204554,0.1867795553917142,0.18680083533491854,0.18861999390748527,0.20026640211336874,0.2005911658329039,0.20152153256768018,0.20200574141489375,0.20402650502524702,0.2067947476360106,0.20780509598528102,0.20845013364282955,0.2089729216815114,0.21093361462440896,0.21138415907016997,0.21191072241616396,0.21225636168236856],"n_dims_used":45,"mean_confidence":0.9129075792100695},"coverage":{"mean_confidence":0.9129075792100695,"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}}