{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006495","490:4900006494","490:4900005605","490:4900005468","490:4900007945","490:4900006378","490:4900007588","490:4900008266","490:4900008167","490:4900001528","490:4900005999","490:4900007822","490:4900007700","490:4900006376","490:4900006852","490:4900006972","490:4900007101","490:4900006364","490:4900006255","490:4900006731","490:4900009152","490:4900008509","490:4900008163","490:4900007463","490:4900006132"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.23971618547976853,0.03518992308393542,0.00645786534211927,0.00433348494899406,0.0030142232481717183,0.002753997122968936,0.001640693103328841,0.0015613354874195768,0.0007409709843508725,0.0006725325147485101,0.0005844378082059371,0.0005034306761282782,0.0003104884729741476,0.0002976367373350077,0.00025795733678776907,0.0001882777666470763,0.00018021977116881402,0.00014186100871588686,0.00010297786652174734,0.0001014636608608051,0.00009525584224582111,0.00008302675113404454,0.00007824444574598874,0.00007135187317310857,0.00007110237889539508],"twin_dists":[0.21950706538775058,0.3360209915736587,0.41243918721998074,0.42844344290097286,0.44250481546335696,0.44593316041990866,0.46511158319635265,0.46690605195637885,0.49309732722101696,0.4964012934863862,0.5011492872016722,0.5061462060466786,0.5220038009501518,0.5233679767954659,0.5279590831367219,0.5379247683656888,0.5392945937144761,0.5467287958077478,0.5565238160832051,0.5569726054390916,0.5588812988274403,0.5630129488646726,0.564787478565695,0.5675347759918046,0.5676388712626497],"n_dims_used":45,"mean_confidence":0.9237650553385417},"coverage":{"mean_confidence":0.9237650553385417,"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}}