When data are scarce, model validation should be efficient
نویسندگان
چکیده
منابع مشابه
Supervisors Should Be More Vigilant When Their Students Are Writing an Article
در سخن سردبیری شماره مردادماه سال 1394 مجله دانشگاه، به ضرورت چاپ مقاله از پایاننامههای مقاطع مختلف تحصیلی اشاره کردیم و در همان جا، از اساتید راهنما درخواست کردیم که به جهت پرهیز از رویداد هرگونه تخلف پژوهشی توسط دانشجویان، نقش فعالتری را در این زمینه ایفاء نمایند [1]. همچنین و پیش از آن، در سخن سردبیری شماره بهمن و اسفندماه سال 1391 مجله دانشگاه، درخواست نموده بودیم که دانشجویان نقش فعال...
متن کاملWhen Should Mayfield Model Data be Discarded?
—Much confusion exists over the proper way to handle nest-fate data collected after the fledge date when using the Mayfield method. I provide a simple numerical example showing how use of these data can bias estimates of daily survival probability, and present a likelihood function demonstrating that nest-fate data collected after the fledge date do not contribute any information for parameter ...
متن کاملFecundity compromises attractiveness when pigments are scarce
Theory predicts that the trade-off between ornamentation and fecundity limits female attractiveness. However, there is little evidence on this theoretical trade-off and its proximate background. Our aim was to study whether pigment availability modulates this potential relationship in blue-footed booby females. We supplemented females with dietary carotenoids after laying the first egg and asse...
متن کاملWhen Should Control Be Shared?
We analyze the costs and benefits of allowing stakeholders in a firm to share control. In our model, there are conflicts among stakeholders and bargaining does not always lead to efficient decision-making. Although the logic of the Coase Theorem is such that bargaining problems lower the efficiency of decision-making regardless of who has control, we show that conflicts among parties favor undi...
متن کاملWhen must Should Be Chosen
This paper describes ongoing work on the choice of modal expressions in the generation of recommendations about courses of study within the B.A.-program of the Ruhr-Universität Bochum. We focus our work on the German modal verbs müssen (must), können (can), the subjunctive form sollte (should), and dürfen (may). The idea is to combine insights from formal semantics into the meaning of modal ver...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: International Journal of Clinical Practice
سال: 2016
ISSN: 1368-5031
DOI: 10.1111/ijcp.12884