This research was conducted to study data mining using K Means algorithm which is implemented in the selection of potential customers in MC Laundry. Data collected through observation and interviews conducted to the owner of the company concerned. Further data is analyzed to determine the data needed in the process of determining potential customers. From experiments conducted using K Means algorithm and using Tanagra Software can provide accurate results in classifying potential customers.

Learning media is a container, facilities or facilities that can provide convenience to educators to convey messages or information to be received well and interesting by students. Selection of appropriate learning media will give effect and influence in realizing the achievement of learning objectives. With the availability of instructional media, educators can create classroom situations, determine what teaching methods will be used in different situations and create a healthy emotional climate among learners. In the process of teaching and learning at SDN 14 Padang, what happens in learning often happen the teaching process runs ineffectively. A lot of time, and energy wasted while the goal of learning cant be achieved even happen noises or voice that is not important in communication between teachers and students. For that purpose, it is designed the instructional media which is devoted to the field of mathematics study in discussing material about multiplication, division, addition and subtraction by using Adobe Flash CS3.

This study discusses about design of static electricity and dynamic electricity learning media based on Android. designed learning media containing static and dynamic electrical materials that are abstract and not visible to see. The material is described in real and easily understood by learners. The method used in the design of learning media is System Development Life Cycle Waterfall model. And the design model of learning media using Unified Modeling Language with Use case diagram, flowchart and then developed using Adobe Flash CS6 tool. The results of this study indicate that the learning tool of static and dynamic electricity based on android easy to use for learners and teachers in the learning process.

Information technology is no longer a complement, but a necessity in the academic world especially University. The presence of students in lectures is one important component in the learning process. The more students attend the class, the more students understand the lesson. In addition, the number of student attendance can also be a consideration for the lecturer in evaluating and taking action against the student. The current student attendance record is mostly still done manually by signing on a paper. The increasing number of students from year to year in University requires a system that can manage a large number of students data and the speed in obtaining access to information requires the university to build a system that can assist in the administration process in University. Online Presence System is a solution to overcome this, with this system then the recording of student presences can be done by scanning the RFID contained in the student card, no longer done manually using paperless. This will assist lecturers and administrative staff in managing the recapitulation of student attendance and can be a consideration for lecturers in evaluating and taking action against the students concerned. In addition, this system will become a computerized data warehouse that stores the archives of student data in large numbers.

This study aims to learn the technique of Marker Based Tracking Augmented Reality which is implemented for Visualization of Anatomy of Human Body Organs. Augmented Reality Visualization Applications Anatomy of the Human Body Organ is built on the Android mobile platform device. In the analysis of the application interface design using the approach of User Center Design. Testing the application using Usability Test. Based on the results of implementation and testing, Marker Based AR technique successfully applied in making Visualization Applications Anatomy Human Body Organs on Android Platform. Applications use markers to display digital content 2D images of the brain, eyes, heart, and lungs. The results of the Usability Test show users can see organ anatomy information very clearly and users are very interested in using the applications created because it provides a different experience in learning.

This study aims to improve student learning outcomes in the subjects of Citizenship Education with the use of emodule in class 10 ADM SMEA Budi Mulia Solok. The type of research is classroom action research with the subject of the study of Class 10 ADM SMEA Budi Mulia Solok in the even semester of the 2016/2017 Lesson Year with a total of 19 students. Techniques Data collection in this study is the test at the end of cycle 1, cycle 2 and cycle 3. Data were analyzed by using descriptive analysis technique and classical completeness. The result of the research showed that the result of the study of the students of Class 10 ADM SMEA Budi Mulia Solok after following the learning using emodule increased from cycle 1 to cycle 2 and to cycle 3 so that it can achieve classical mastery. So it can be concluded by using emodule student learning outcomes to be increased.

One of the main problems in the education system in Indonesia is a quality problem and the results of the learning process. This problem relates to the provision of learning materials and materials that have not been widely accessible without being limited by the constraints of distance and time. In realizing this requires a change in the paradigm of the learning process has been applied so far as implementing elearning. To achieve these objectives developed model of e learning by using web based learning. Web based learning is the learning associated with the teaching materials are presented via a web browser. Web based learning applications created using programming languages PHP and MySQL. The results of a web-based learning can facilitate students in the learning process and provide information services in understanding a material that has been displayed on web- based learning site

The development of information technology is currently growing rapidly and widely used in meeting human needs. However, the present presentation of information is still experiencing many obstacles in its less effective and inefficient presentation, such as information on worship, wudhu and adzan especially for Muslims which still must be obtained from religious figures, print media, magazines and books which is less effective and inefficient because it must provide a special time, a certain place and spend the cost to get the information. These problems can be overcome by utilizing the development of information technology that is the learning media on ??Andoid mobile devices. The design of the application can use object oriented design tools with Unified Modeling Language modeling which is dominated by objects and denoted in specific symbols. With the application of mobile learning on mobile devices, the presentation of information about prayer, wudhu and adzan for Muslims becomes more effective, accessible anywhere, anytime, and the delivery of information becomes more interactive.

This study aims to design and create interactive multimedia learning modules that meet Valid, Practical and Effective requirements for operating system subjects in Vocational High School. The type of this research is Research and Development research conducted in Vocational High School class 10. The population of this study is the students of class 10 SMK Negeri Batipuh West Sumatra. The sample of this research is students of class 10 Multimedia SMK N Batipuh West Sumatra. The results of the assessment of the three validators overall validator assessment of the Interactive multimedia learning module amounted to 83.93 percent so that the validity level can be interpreted Valid is used. Overall assessment of the practicality level of use Interactive multimedia learning module as a learning resource of 89.19 percent, so the level of practicality can be interpreted Very Practical use and the effectiveness assessment of Interactive multimedia learning module as a learning resource of 86.90 percent so that the level of effectiveness can be interpreted Very Effective use.

Not a few teachers who do not understand the personality of students, in the process of teaching some teachers who do not understand the personality of students then the teacher will be difficult to deliver learning materials that will attract students who impact the knowledge transfer process becomes inhibited. From the problems that have been described previously it is necessary an expert system that can replace an expert in the field of psychology to identify the students personality. Expert System in this study using Certainty Factor method in representing the knowledge gained. The application design from Expert System itself is designed with web based, because with web based applications can help the process of dissemination of information and knowledge with a wider area of ??distribution.

Selection of grantee candidates in SMA Negeri 20 Bagan Deli is still done manually. Prospective scholarship recipients are selected based on the criteria determined by SMA Negeri 20 Bagan Deli. One of the best methods used for this problem is the ELECTRE method and is also one of the most effective methods for making multiple decision choices with clear features that are not clear. This method uses conditions where inappropriate alternatives are eliminated to obtain the expected results. Therefore, this method is widely used for cases that have many options but few criteria are involved. This research is expected to provide convenience for the school in determining scholarships on their students.

The ability and speed of computers in processing data repeatedly and with a very large number is no doubt to produce the reports needed in the process of strategic decision-making. So at this time has been many companies and government agencies want to use computer technology to help solve their data processing problems. In the Office of Transportation of Kabupaten Lima Puluh Kota, the data processing business licenses have been conducted frequently, but have not obtained accurate results. This is due to the use of information technology is still very less and implemented manually. The accuracy of the data is necessary to avoid irregularities and errors in reports. Application System will be proposed later using PHP programming language and MYSQL. All data entry will be processed in a Database. Diverse data will be more easily and quickly processed in a well structured system.

Case Based Reasoning is a computer system that used for reasoning old knowledge to solve new problems. It works by looking at the closest old case to the new case. This research attempts to establish a system of CBR for diagnosing heart disease. The diagnosis process is done by inserting new cases containing symptoms into the system, then the similarity value calculation between cases uses the minkowski distance similarity. Case taken is the case with the highest similarity value. If a case does not succeed in the diagnosis or threshold less than 0.80, the case will be revised by experts. Revised successful cases are stored to add the system knowledge. Method with the best diagnostic result accuracy will be used in building the CBR system for heart disease diagnosis. The test results using medical records data validated by expert indicate that the system is able to recognize diseases heart using minskowski distance similarity correctly of 100 percent. Using minkowski get accuracy of 100 percent.