{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000318","470:4700001752","470:4700001303","470:4700000559","470:4700000687","470:4700000261","470:4700000304","470:4700000301","470:4700001034","470:4700000545","470:4700001453","470:4700002065","481:4810002872","470:4700007429","470:4700001910","470:4700000297","481:4810001821","470:4700000666","488:4880000410","470:4700000309","470:4700000310","481:4810003384","470:4700007338","470:4700002202","470:4700002546"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,481,470,470,470,481,470,488,470,470,481,470,470,470],"twin_sims":[0.6859093015019312,0.6815234999883136,0.6763910489642042,0.6670729786466423,0.620298743709473,0.5770354996744994,0.5435574800400602,0.537144368848732,0.5335871724922006,0.5231134899625618,0.518824853206195,0.5076117913910088,0.5017023889225828,0.5004455832753729,0.4896159275084411,0.4877908487122432,0.4788541063769327,0.4692685658725702,0.46624743929869955,0.4604956692414385,0.4486033586522226,0.4462706958136205,0.43902407409226446,0.4334731072313187,0.4333978893156309],"twin_dists":[0.11277561549669045,0.1137309848171647,0.1148466359638723,0.11686623166209356,0.1269258616590452,0.13619512010502874,0.14340635018585224,0.14479559488822535,0.14556755529185883,0.14784678447667643,0.14878299309170756,0.15123975373272608,0.1525401353493058,0.15281723487086998,0.15521321838380397,0.15561853003745074,0.15760998738989518,0.15975934951321183,0.16043981593065051,0.1617395594932958,0.1644455321273921,0.16497941039504502,0.16664481143905954,0.16792781464090717,0.1679452447191492],"n_dims_used":43,"mean_confidence":0.9112083967341933},"coverage":{"mean_confidence":0.9112083967341933,"n_dims_used":43,"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}}