Lecture Notes in Computer Science- P65 ppt

... encrypting as followed: hashedDataBytes = md5Hasher.ComputerHash(encoder.GetBytes(strPlainText)) Judging from the examples as above, before encrypting a string, we must convert the string into ... as followed: Dim strPlainText as String=”Encrypt me!” Strings will be stored in the array as followed: Dim hashedDataBytes as Byte() Dim encoder as New UTF8Encoding() To construct MD5C...

Ngày tải lên: 05/07/2014, 09:20

... an infinitesimal analogue of triangulation with stereo cameras (figure 2.6). The numerator is analogous to baseline and the denominator to disparity. In the infinitesimal limit stereo will, in ... 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 int...

Ngày tải lên: 05/03/2014, 15:20

... E-learning is learning without the presence of a human instructor in class. Advances in technologies have made e-learning possible. E-learning can complement the traditional in- class learning. ... 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 learners to think...

Ngày tải lên: 05/07/2014, 09:20

... an e-learning website in their learning processes. As an innovative learning method, the adoption of e-learning involves the adoption of information technology, and changing learning approaches. ... 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 i...

Ngày tải lên: 05/07/2014, 09:20

... Scripting Technology. The web scripting technology controls access to the web page’s content by inserting functional scripting code into the source code. Such as disabling right click, disabling ... successfully. Digital watermarking is a new direction in information security field. It can protect the copyright and integrity of information. Digital watermarking is applied in those fie...

Ngày tải lên: 05/07/2014, 09:20

... re- sources are enlarging from case to case teaching packages. This result shows original cases in WebCASE are developing during the teaching exchange process. In our research, we also find that although ... Learning Activity 117 in the discussing board; 14 (63.6% in all) often participate group discussion; 20 (90.9% in all) often write notes; 16 (72.7% in all) often pack up st...

Ngày tải lên: 05/07/2014, 09:20

... can help instructional designers and teachers set meaningful learning objective, and pro- vide the measurement tool for thinking. Creating and maintaining the item bank is a time-consuming. When ... on producing and maintaining on-line testing items. This study applied ontology, Chinese semantic database, artificial intelligence and Bloom's taxonomy to propose a CAGIS E-learning syst...

Ngày tải lên: 05/07/2014, 09:20

... ontology includes an intelligent online test scoring mecha- nism [28], which includes various parameters for dealing with fill -in- the-blank tests. In Fig. 2, the item structure ontology includes ... and scoring. The Assisting Learning Tool Subsystem provides tools to assist learner leaning. 160 M H. Ying and H L. Yang z Factual Knowledge: ¾ Knowledge of terminology including te...

Ngày tải lên: 05/07/2014, 09:20

... learning. The idea of competition is usually linked to gaming, and games are often pleasing for any kind of student, In fact, the intention of incorporating gaming elements into learn- ing has ... and each other’s learning. The competitive learning style indicates a preference for learning in competition with others, often achieving individual goals; students work against each other t...

Ngày tải lên: 05/07/2014, 09:20

... Building and Supporting Shared Under- standing in Collaborative Problem-solving. In: Ninth International Conference on Informa- tion Visualisation (IV 2005), pp. 737–742 (2005) 11. Liu, Z., Jin, ... Calvo, R.: Sharing Synchronous Collaborative Learning Structures using IMS Learning Design. In: 7th International Conference on Information Technology Based Higher Education and Training (I...

Ngày tải lên: 05/07/2014, 09:20