COGNINITIVE RADIO Abstract: Cognitive radio (CR) is an enabling technology for numerous new capabilities such as spectrum access‚ spectrum sensing‚ spectrum decision‚ spectrum sharing and self organizing networks. This paper reviews several AI techniques used in cognitive radios such as : artificial neural network (ANN)‚ hidden Markov models (HMMs)‚ metahueristic algorithms‚ these techniques are proposed to provide the cognition capability in a cognitive engine. The modern software defined
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Evaluate the concept of cognitive enhancement via pharmaceuticals 1. Why cognitive enhancement is interesting in connection with Pharma culture After exploring the definition and different types of cognitive enhancement I am going to focus on the enhancement of attention‚ especially in relation to the drug Ritalin. 2. Define what enhancement is Enhancement is where an external object is used to enhance powers and capabilities‚ for example binoculars. The issue with these instruments is that some
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Language is a cognitive function that most of us take for granted. It starts from early on‚ some say at conception‚ and it develops in complexity as we get older. It is an essential part of communication and without it its development would be greatly hindered. This natural process requires complex structures and reasoning‚ the bringing together of sounds and words to develop concrete ideas and thoughts. In this paper we will discuss the components of language and how it relates to cognitive processes
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The purpose of this paper is to inform the reader of the theory of Cognitive Therapy for Depression. In doing so‚ I will discuss the evidence that supports the use of cognitive therapy for depression‚ the advantages and the disadvantages. The usage of cognitive therapy with children for depression and ending with the assumptions associated with the theory. Cognitive Therapy for Depression Cognitive Therapy (CT) is a form of psychotherapy that was developed by the
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Cognitive dissonance can fall into just about any situation involving things from conflicting attitudes to other people’s beliefs and behaviors. What cognitive dissonance involves is the mix emotions and feelings of discomfort that leads to the change in someone’s attitude and behaviors. According to Festinger cognitive dissonance theory‚ Festinger suggest that people have an inner drive to hold all their attitudes and their own beliefs in harmony with out disturbance. Every individual compares themselves
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Albert Bandura’s social cognitive theory (SCT)‚ is defined as a cognitively oriented learning theory that emphasizes observational learning in determining of behavior. SCT is a stem from the social learning theory (SLT)‚ with a back round dating back to the late 1800’s.2 Bandura presented the SCT with his book: Social Foundation of thought and action: A social Cognitive Theory.2 SCT has shown children acquire much information through observational learning. Bandura focuses on: Observational Learning
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Pasi‚ M.‚ Salvadori‚ E.‚ Poggesi‚ A.‚ Inzitari‚ D.‚ & Pantoni‚ L. (2013). Factors predicting the montreal cognitive assessment (MoCA) applicability and performances in a stroke unit. Journal of Neurology‚ 260(6)‚ 1518–1526. doi: 10.1007/s00415-012-6819-5. MOCA is a static neuropsychological evaluation in acute phase of stroke to see cognitive impairment. For use with mild to moderate strokes. It’s ease of use and high sensitivity makes it a good choice over other neuropsychological tests. Phipps
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Social Cognitive Theory HISTORICAL ORIGINS OF SCT CORE CONCEPTS WITHIN SCT TELEVISION: EDUCATOR ’S FRIEND OR FOE? IMPLICATIONS FOR CLASSROOM INSTRUCTION Social cognitive theory (SCT) refers to a psychological model of behavior that emerged primarily from the work of Albert Bandura (1977; 1986). Initially developed with an emphasis on the acquisition of social behaviors‚ SCT continues to emphasize that learning occurs in a social context and that much of what is learned is gained through observation
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Now: Gestalt and Cognitive Perspectives Here and Now: Gestalt and Cognitive Perspectives of Sharon’s Case Gestalt therapy and cognitive therapy seem like vastly different approaches to psychotherapy; and they are. It is interesting to note‚ however‚ that they do have a few aspects in common. Both approaches focus on the client’s present state or the here-and-now. Gestalt and cognitive theories do not avoid
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Cognitive biases are described as errors in one’s judgements caused by the filtering of information through his/her personal preferences‚ memories‚ and experiences. Correspondingly‚ racism is described as a prejudice or discrimination against someone of a different race because of one’s personal beliefs and preferences. In this paper‚ I will be discussing two specific cognitive biases that I believe play the biggest role in the development of racism: the confirmation bias and the availability heuristic
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