{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000578","489:4890000633","489:4890000746","489:4890000521","489:4890000687","489:4890001122","470:4700006031","470:4700006728","470:4700006032","489:4890000401","489:4890001001","489:4890000454","470:4700005894","489:4890000361","470:4700006726","489:4890000637","470:4700006318","472:4720001908","489:4890000481","470:4700006449","489:4890000398","489:4890000769","489:4890000714","489:4890000602","470:4700007082"],"twin_admin_codes":[489,489,489,489,489,489,470,470,470,489,489,489,470,489,470,489,470,472,489,470,489,489,489,489,470],"twin_sims":[0.8855720080700353,0.8531524562224033,0.7902740264049313,0.7548896563498173,0.7339184642205225,0.6644982625696406,0.653801044518636,0.6486638352621893,0.63307150976067,0.6322075484954649,0.6289319290896166,0.628584659764696,0.6240167950562239,0.6013427528696661,0.6002295985592548,0.5872258288171285,0.5752681918235109,0.5697056226427131,0.564353057581414,0.5637269560328094,0.5508237041308968,0.5481248824522527,0.5463250244270091,0.5436531673731956,0.5400814937213282],"twin_dists":[0.06402733349306929,0.07319600238570614,0.08910857418455641,0.09739438232660182,0.1021572178555276,0.11742305922529732,0.11973162542344916,0.12083781791728848,0.12418770612114982,0.12437305208698377,0.1250755707469852,0.12515003171039094,0.12612919100196124,0.13098538438148014,0.13122376196724755,0.13400955547461785,0.13657448514158393,0.1377692869343717,0.13892020569500865,0.1390549178145946,0.14183584103466756,0.1424187461814858,0.14280775599665804,0.14338564489129144,0.14415895350675093],"n_dims_used":45,"mean_confidence":0.9147655910915798},"coverage":{"mean_confidence":0.9147655910915798,"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}}