... Attitudes towards science The well documented decline of secondary school students’ interest in being involved in further studies in science is becoming increasingly evident in students in primary ... causes for the decline in science teaching and learning in primary schools. Findings from the 2006 TIMSS showed that there had been a significant decline in the hours spent teaching science ... Goodwin, A. (1994). Wonder and the teaching and learning in science. Education in Science, September, 8-9. Goodwin, A. (2001). Wonder in science teaching and learning: an update. School Science...
Ngày tải lên: 19/02/2014, 17:20
... Ames room [110, 89], when shown a single image or viewing a scene from a single viewpoint. The ambiguity in interpretation arises because information is lost in the projection from the three~dimensional ... Substituting the matching constraint of (2.3~,) into the time derivative of (2.10) we obtain: rt = (At + p.U)p. (2.38) Differentiating (2.38) with respect to time and substituting this into (2.37) ... determine the distance along the ray of the object feature which generated it. A general model for the imaging device is therefore to consider it as determining the direction of an incoming...
Ngày tải lên: 05/03/2014, 15:20
discrete math in computer science - bogart , stein
... rather dreary) proof of this formula by plugging in our earlier formula for binomial coefficients into all three terms and verifying that we get an equality. A guiding principle of discrete mathematics ... 1.1byplugging in the formula for n k . 4. Find the following a. (x +1) 5 b. (x + y) 5 c. (x +2) 5 d. (x − 1) 5 5. Carefully explain the proof of the binomial theorem for (x + y) 4 . That is, explain ... mention integers, and doing so would make it clear that mentioning them adds nothing to the proof. When we use mathematical induction in this way, using smaller structures in place of smaller integers,...
Ngày tải lên: 31/03/2014, 15:58
computer science programming basics in ruby
... Elements www.it-ebooks.info CHAPTER 1 Introduction to Computer Science In This Chapter ã Defining computer science ã Programming techniques ã Algorithms and algorithm efficiency 1.1 Introduction Introductory students ... confuse programming with computer science, but pro‐ gramming is merely a strategy to implement computer science concepts. We introduce the basics of computer science using the Ruby programming language. ... discrepancy in sizes expressed as decimal names for binary- based quantities is increased, causing confusion and inconsistency in reporting sizes. For that reason, as of 2005, there is a standard that introduces...
Ngày tải lên: 28/04/2014, 15:54
steps to success writing a winning statement of purpose for students in the science technology engineering and math fiel
... space. ã Edit your SP with pen in hand. Steps to Success Better but… I maintained a B+ average while working in Dr. Sprout’s botany laboratory despite having to work forty hours a week as a waitress ... Campus http://www.universityofcalifornia.edu/news/spanishexperts/subjects/agr iculture.html ã UCLA Faculty Research http://www .research. ucla.edu/faculty/ ã UCLA Research Centers http://www .research. ucla.edu/labs/index.htm Steps to Success Tooting Your Own Horn Now you decide ... Steps to Success Steps to Success: Writing a Winning Statement of Purpose For students in the science, technology, engineering, and math (STEM) fields. Steps to Success Personal Statement (PS)...
Ngày tải lên: 28/05/2014, 15:13
dynamic reconfiguration architectures and algorithms (series in computer science)
... points. 232 7.2 Example of supporting line for two convex hulls. 233 7.3 Partitioning a set of points using four extreme points. 235 7.4 Angles among points and the 236 7.5 Points in ... through two simple algorithms for (a) finding the sum of N numbers and (b) finding the OR of N bits. Illustration 1: Adding N Numbers. For let processor initially hold input The object is to compute ... information to disjoint sets of processors. In the setting of models with reconfigurable buses, the term broadcasting is more common, conveying the idea of sending the same information to all...
Ngày tải lên: 01/06/2014, 07:46
Báo cáo hóa học: " Research Article Common Fixed Points for Multimaps in Metric Spaces" doc
... segment joining x and x f is contained in Fixf. From the gated property, we know that the closest point u to x from Tx is in such segment for any f. In consequence, u is a fixed point for any ... asymptotic pointwise nonexpansive mappings and existence of fixed points for multivalued nonexpansive mappings in metric spaces to discuss the existence of common fixed points in either uniformly convex ... have bifurcating geodesics. That is, for any two segments starting at the same point and having another common point, this second point is a common endpoint of both or one segment that includes the...
Ngày tải lên: 21/06/2014, 20:20
Lecture Notes in Computer Science potx
... of substitution when applied to strings. Now we are in position of introducing families of 2D languages, but since we are mainly presenting languages based on tiling we remind some notions on Wang tiles. 3 ... languages for pictures. Namely, like in the 1D case, REC languages can be equivalently characterized by several formalisms. We shortly remind some of them, and we mainly refer to [31] for more information. First, ... [41] enforces the above result showing that every picture language in REC is definable by an EMSO formula of the form ∃Xφ(X) where φ is a first order formula. Cycle-Free Finite Automata in Partial...
Ngày tải lên: 29/06/2014, 09:20
ADVANCES IN COMPUTER SCIENCE AND ENGINEERING ppt
... Techniques, Innovations in Mechanical Engineering, Electrical Engineering and Applications and Advances in Applied Modeling. The fi rst section Applied Computing Techniques presents new fi ndings in technical ... breakthrough when solving both problems mentioned in the previous Advances in Computer Science and Engineering 28 input string, which is linked with the smallest sum of weight of deformation rules. ... Garbsen Germany Advanced in Computer Science and Engineering 6 ã Yellow: The subject is in a slightly insufficient learning state at the time. ã Green: The subject is in a sufficient learning state at...
Ngày tải lên: 29/06/2014, 13:20
Lecture Notes in Computer Science- P1 docx
... Physics and Information Engineering, P.R.China E-mail: zjm@zjnu.cn Timothy K. Shih Tamkang University, Dep. of Computer Science and Information Eng., P.R.China E-mail: tshih@mail.tku.edu.tw Qing Li City ... for spending an enormous amount of effort in coordinating the local arrangements. In fact, we would like to thank the entire conference Organizing Committee for their hard work in putting together ... Science+ Business Media springer.com â Springer-Verlag Berlin Heidelberg 2008 Printed in Germany Typesetting: Camera-ready by author, data conversion by Scientific Publishing Services, Chennai, India Printed...
Ngày tải lên: 05/07/2014, 09:20
Lecture Notes in Computer Science- P2 pps
... Collaborative Learning System (WBPCLS) for Computer Science Courses 434 Zhenlong Li and Xiaoming Zhao Semantics and Ontology An E-Learning System Engineering Ontology Model on the Semantic Web for Integration ... Chinese Speech Synthesis Method Apply in Chinese Poetry Learning 356 Chengsong Zhu and Yaoting Zhu On-Line Discussion Forum and Community Comparing the Impact of Two Different Designs for Online Discussion ... Novel Model of E-Learning Platform in Grid Architecture 314 Tianding Chen Multimedia Technologies for Learning Constructing a Multi-monitor Displays System for Learning 322 Yen-Shou L ai, Yuan-Hou...
Ngày tải lên: 05/07/2014, 09:20
Lecture Notes in Computer Science- P3 pptx
... networking, effective learning. 1 Introduction E-learning is self-paced learning made possible by the use of technologies, including the PC, Office software, graphics software, the Internet ... challenges that force people to think at various steps in computer games may be injected at various points in learning a sequence of concepts [8]. This may take the form of exercises to force the ... e-learning contents should focus first on making the textual parts of the e-learning contents for effective e-learning. Making textual contents effective for e-learning requires the same discipline...
Ngày tải lên: 05/07/2014, 09:20
Lecture Notes in Computer Science- P4 ppt
... networking sites and information sharing sites for the express purpose of receiving and giving help to other e-learners by joining communities, or special interest groups, and interacting with ... con- troversy, etc. 3. saving and organizing lists of learning contents (for future viewing and sharing with “friends”) 4. forming and joining special interest groups. Members of the same interest group ... networking sites, information sharing sites, and others, may be adapted to e-learning sites to help e-learners learn more and better. These include the following: 1. a forum for posting and viewing...
Ngày tải lên: 05/07/2014, 09:20
Lecture Notes in Computer Science- P5 pps
... Lu research in online learning [21] and online shopping [20] revealed that perceived ease of use was not a good predictor of intention to use. Further research on the application of TAM in ... understanding of adoption and use of instant messaging by examining gender differences in perceived innovation character- istics. Different patterns were discussed in their study. For females, ... richness in modeling technology adoption decision. As an innovative learning method, the adoption of e-learning involves the adoption of information technology and modification of learning approach....
Ngày tải lên: 05/07/2014, 09:20