CS 3133 Foundations of Computer Science C term 2014 Solutions of the Sample Problems for the Midterm Exam 1. Give a regular expression that represents the set of strings over Σ = {a‚ b} that contain the substring ab and the substring ba. Solution: a+ b+ a(a ∪ b)∗ ∪ b+ a+ b(a ∪ b)∗ (20 points) 2. Consider the following grammar G: S → SAB|λ A → aA|a B → bB|λ (a) Give a leftmost derivation of abbaab. (b) Build the derivation tree for the derivation in part (1). (c) What is L(G)? Solution:
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to Microarray Technology | 7 | | 1.2.1 Measuring mRNA levels | 7 | | 1.2.2 Pre-processing of Gene Expression Data | 8 | | 1.2.3 Applications of Clustering Gene Expression Data | 9 | | 1.3 Mutual Information | 10 | | 1.4 Introduction to Clustering Techniques | 11 | | 1.4.1 Clusters and Clustering | 11 | | 1.4.2 Categories of Gene Expression Data Clustering | 11 | | 1.5 Semi-supervised Learning | 12 | | 1.5.1 Semi-supervised Classification
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Emotion and Facial Expression Neither emotion nor it is expression are concepts universally embraced by psychologists. The term "expression" implies the existence of something that is expressed. Some psychologists deny that there is really any specific organic state that corresponds to our naive ideas about human emotions; thus‚ its expression is a non sequitur. Other psychologists think that the behaviors referenced by the term "expression" are part of an organized emotional response‚ and thus
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Freedom of expression in India Our motherland is everything for us and no matter how far we are from our motherland‚ we feel connected to our country emotionally as well as spiritually. We enjoy and celebrate the achievements and developments of our country with pride. Whenever we notice any positive development or urbanization‚ we feel proud to be the part of our country. When we have the right to celebrate the achievements of our country‚ we also have the right to criticize the negative
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There is a common expression heard in nursing school and facilities that employs nurses‚ “nurses eat their young”. When I began school‚ I wondered about that expression; I now know the reason behind the expression and it is sad to say how true it is. Bullying plagues the nursing profession‚ but it is not the only form of violence experienced in regularity in this profession. Physical‚ emotional‚ economic‚ sexual‚ and verbal abuse occur frequently‚ often without ever being reported or discussed with
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ARCHIVING VOICES AND EXPRESSIONS. A ground breaking exhibition curated by Probir Gupta featuring various folk artists and contemporary photographers. Held at the Gurusday Museum from 27th March- 10th April. This museum was founded by the very well-known Shri Gurusday Dutt held this successful show of pictures and paintings that echoed departures from traditional folk Bengal art. This exhibition gives an extraordinary glimpse into the breadth of various contemporary art and photographs.
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– concerned with truth or correctness. * What logic puts in order is the way we reason out. * Logic makes explicit the rules of reasoning. * Inference – the process of deducing or extracting a statement. * Argument – the verbal expression of inference. * Syllogism – the format of arguments with three statements. * Conclusion – the statement being supported. * Premises – the statement/s that support/s the conclusion. Key Terms
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Regular Expressions This ppt is the work by Dr. Costas Busch‚ used with permission‚ and available from http://csc.lsu.edu/~busch/courses/theorycomp/fall2008/ 1 Regular Expressions Regular expressions describe regular languages Example: (a b c) * describes the language a‚ bc * ‚ a‚ bc‚ aa‚ abc‚ bca‚... 2 Recursive Definition Primitive regular expressions: ‚ ‚ Given regular expressionsr1 r2 and r1 r2 r1 r2 r1 * Are regular expressions r1 3 Examples A regular expression:
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Some useful expressions used in academic writing for: 1. Stating your own position on a Subject or Topic • The aim of this paper is to… • The point of this article is to… • It shall be argued in this paper/essay/review that… • The view presented in this paper/essay/review is that.. 2. Presenting your own point of view • There are many reasons why…. • It is important/necessary to point out that… • The first thing to be considered is… • It is a fact that…
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A positive mental attitude is an absolutely indispensable prerequisite for success. Your attitude determines how well you do and how far you go in life. Most people know that you need to have a positive mental attitude to achieve any measure of happiness and success‚ but what is it? A positive mental attitude is how you respond to adversity and difficulty. The only way you can tell what type of attitude you have is how you react when things go wrong. Your attitude is determined by your expectations
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