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We consider risk minimization problems for Markov decision processes. From a standpoint of making the risk of random reward variable at each time as small as possible, a risk measure is introduced usi...
Typically, plant – pollinator interactions are recognized as mutualistic relationships. Flower visitors, however, can potentially play multiple roles. The fl oral nectar in Croton suberosus ha...
Optimal stopping with discontinuous reward      Optimal stopping       font style='font-size:12px;'> 2010/12/9
We study, for any stopping time S, the optimal stopping time problem v(S) = ess supSE[()|FS],where the reward is given by a family {(),  2 T0} of positive random variables indexed by stopping t...
Right formula to reward life of academic service     Right formula  academic service       font style='font-size:12px;'> 2010/3/23
The University of Queensland has recognised an eminent UQ academic for distinguished service in the field of mathematical physics. At a recent meeting, the University's Senate conferred the title of P...
We compared the European honeybee races Apis mellifera armeniaca, A.m. caucasica, A.m. cypria, and A.m. syriaca. These subspecies are endemic to very different habitats. Additionally, they are exposed...

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