نتایج جستجو برای: co predictability

تعداد نتایج: 344787  

2017
Wenshuai Yu Shengjie Zhao Yongcui Wang Brian Nlong Zhao Weiling Zhao Xiaobo Zhou

The rapid accumulation of cancer-related data owing to high-throughput technologies has provided unprecedented choices to understand the progression of cancer and discover functional networks in multiple cancers. Establishment of co-expression networks will help us to discover the systemic properties of carcinogenesis features and regulatory mechanisms of multiple cancers. Here, we proposed a c...

2017
Paul R. MacNeilage Stefan Glasauer

Achieved motor movement can be estimated using both sensory and motor signals. The value of motor signals for estimating movement should depend critically on the stereotypy or predictability of the resulting actions. As predictability increases, motor signals become more reliable indicators of achieved movement, so weight attributed to sensory signals should decrease accordingly. Here we descri...

2014
Farid Nouioua Philippe Dague Lina Ye

Predictability is a key property allowing one to expect in advance the occurrence of a fault in a system based on its observed events. Existing works give a binary answer to the question of knowing whether a system is predictable or not. In this paper, we consider discrete event systems where probabilities of the transitions are available. We show how to take advantage of this information to pe...

1998
PETER C. CHU

The Lorenz system is used to discuss two kinds of predictability: the model sensitivity to inaccurate initial conditions (first kind) and to inaccurate boundary conditions (second kind). The first kind of predictability has been investigated for a long time, but not the second kind. It was found that the Lorenz system has a capability to detect both kinds of predictability since the boundary co...

Journal: :Management Science 2012
Long Chen Zhi Da Richard Priestley

The relative predictability of returns and dividends is a central issue because it forms the paradigm to interpret asset price variation. A little studied question is how dividend smoothing, as a choice of corporate policy, affects predictability. We show that even if dividends are supposed to be predictable without smoothing, dividend smoothing can bury this predictability. Because aggregate d...

2017
Lluis Franch-Gras Eduardo Moisés García-Roger Belen Franch María José Carmona Manuel Serra

Fluctuations in environmental parameters are increasingly being recognized as essential features of any habitat. The quantification of whether environmental fluctuations are prevalently predictable or unpredictable is remarkably relevant to understanding the evolutionary responses of organisms. However, when characterizing the relevant features of natural habitats, ecologists typically face two...

2002
Ane Tamayo

I examine an investor’s portfolio allocation problem across multiple risky assets in the presence of return predictability when, in addition to the predictability evidence, the investor uses conditional asset pricing models to guide him in the portfolio selection decision. I also explore how the uncertainty associated with the model dynamics affects the investor’s optimal portfolio. To analyze ...

2018
Jonas M. B. Haslbeck Lourens J. Waldorp

Network models are an increasingly popular way to abstract complex psychological phenomena. While studying the structure of network models has led to many important insights, little attention has been paid to how well they predict observations. This is despite the fact that predictability is crucial for judging the practical relevance of edges: for instance in clinical practice, predictability ...

Journal: :Journal of experimental psychology. Learning, memory, and cognition 2013
Gemma Fitzsimmons Denis Drieghe

Participants' eye movements were tracked when reading sentences in which target word predictability was manipulated to being unpredictable from the preceding context, predictable from the sentence preceding the one in which the target word was embedded, or predictable from the adjective directly preceding the target word. Results show that there was no difference in skipping rates between the 2...

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