{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690005474","487:4870007528","487:4870005917","466:4660004447","470:4700000869","469:4690005381","487:4870006187","470:4700001725","487:4870005900","466:4660014306","487:4870006211","487:4870005633","478:4780000385","469:4690005484","487:4870003865","485:4850004038","487:4870007219","487:4870006460","487:4870006823","470:4700005014","469:4690005204","470:4700001702","470:4700001895","481:4810002136","470:4700001399"],"twin_admin_codes":[469,487,487,466,470,469,487,470,487,466,487,487,478,469,487,485,487,487,487,470,469,470,470,481,470],"twin_sims":[0.6332548211077041,0.5866371867187306,0.5469213197907763,0.5324509560452,0.5295180790368517,0.5257052716364243,0.4918403093695764,0.4845187565944628,0.4583156086697717,0.453720121460286,0.45220975736505287,0.4518483580459945,0.416996350044486,0.41267865756156985,0.4097229454455837,0.40399417711555513,0.4033397946920095,0.39817110923716476,0.39620839051989454,0.39438950749004087,0.39002234757654564,0.3860110608363706,0.37425919967219806,0.3661772035544873,0.3658395930625236],"twin_dists":[0.12414837724188375,0.13413572993425468,0.14267885229629393,0.14581434872784207,0.14645189560984984,0.14728185377072084,0.15471984135052722,0.1563463510033511,0.16223368991191697,0.16327808390746465,0.16362218011337926,0.1637045782097006,0.17177616333677898,0.17279516797990824,0.1734954082196765,0.17485899055131227,0.17501529601210672,0.1762539336259313,0.17672620142903236,0.17716482101434833,0.1782217992474579,0.17919754526463888,0.18208446420679186,0.18409569079972757,0.18418018547306317],"n_dims_used":43,"mean_confidence":0.9180556008982104},"coverage":{"mean_confidence":0.9180556008982104,"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}}