163 results
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Journal Article
Feasibility of Smartphone Camera Utilization and Power Point-based Video Analyzer on Kinematic Motion Experiment: An Inexpensive Method
This study reports on the use of smartphone camera and power point application to analyze the kinematic motion experiment. This method is intended to make a better understanding of students concept using the tools that are commonly owned by students. The experiments performed in this study were…
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Journal Article
Hardware Architecture and Implementation of an AI Pet Robot
The concept of AI companionship is gaining popularity in recent times. Ourproject is an attempt to create a robotic companion that can act just like apet. We created a Pet Robot that can perform various functions like recognisepeople, recognise objects, recognise emotions, play games, follow a…
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Journal Article
Binary Logistic Regression Modeling on Net Income of Pagar Alam Coffee Farmers
Pagar Alam Coffee is a Besemah coffee originating from the Smallholder Plantation in South Sumatra, Indonesia. The majority of Pagar Alam coffee farming is a hereditary business. Coffee farmers' income is very dependent on coffee production, production costs, and coffee prices. This study aims to…
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Journal Article
The Lagrangian and Hamiltonian for RLC Circuit: Simple Case
The Lagrangian and Hamiltonian for series RLC circuit has been formulated. We use the analogical concept of classical mechanics with electrical quantity. The analogy is as follow mass, position, spring constant, velocity, and damping constant corresponding with inductance, charge, the reciprocal of…
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Journal Article
Characteristics of Solar Still with Heat Exchangers on The Cover Glass
Drinking water is one of the main needs of human life. Water sources do not always have the feasibility to drink. Distillation is one way to obtain potable water. Distillation can influence on drinking water quality. Low performance is a major problem in distillation. One way to improve performance…
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Journal Article
Information Technology and Learning Methodology Amid the COVID-19 Pandemic
The impact of the COVID-19 pandemic on the education sector caused schools and universities are closed. Then, teaching and learning are delivered by an online method through information and communication technology. Some issues have emerged, especially on delivering materials and the minimum…
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Journal Article
A Study of Statics on Driyarkara Electric Automobile Chassis Prototype
A design phase commonly initiates either a product invention or development. Before it continues to the fabrication steps, a modern computational, enabling a simulation study during the phase, often gives opportunity to develop its effectiveness and efficiency. Through several boundary conditions…
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Journal Article
Smart Campus Mobile Application Toward the Development of Smart Cities
Smart Campus is an android mobile application that has strong features to facilitates students, faculties, admins, parents, and managers. It provides a comprehensive integrated solution to improve the overall performance of the college. The use of mobile applications is increasing day by day. We…
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Journal Article
The Improvement of Watershed Algorithm Accuracy for Image Segmentation Handwritten Numbered Musical Notation
In the Implementation of image processing to translate the image of the numbered musical notation into a numerical character requires some initial process that must be passed like image segmentation process. The advantage of successful segmentation process is that it can reduce the failure rate in…
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Journal Article
Design and Development of a Path-Tracking System Based on Radio Frequency Identification Sensor for Educational Toy Robot (EDOT)
This paper offers the design and development of a path-tracking system based on Radio Frequency Identification (RFID) sensors. This Path-tracking system will be used as a navigation system on EDOT. The EDOT requires a navigation system because it must be able to drive from the starting point to the…
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Journal Article
Factors Influencing the Difficulty Level of the Subject: Machine Learning Technique Approaches
The difficulty level of a subject is needed either to understand the student acceptance of the subject and the highest level of student achievement in it. Some factors are considered, what kind of instructions, the readiness of the instructor and students in teaching and learning, evaluation and…
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Journal Article
Designing Independent Automatic Drinking Water Platforms At Universitas Sanata Dharma
Environmental pollution is increasing every year. From 2011 to 2014, environmental pollution in the Special Region of Yogyakarta increased above 250 percent. The effect of environmental pollution is the decreasing availability of clean water. Universitas Sanata Dharma as an institution engaged in…
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Journal Article
Microcontroller Based Simple Water Flow Rate Control System to Increase the Efficiency of Solar Energy Water Distillation
The current problem of solar energy water distillation is in its low efficiency. Low efficiency is caused by inefficient water evaporation processes. Increasing the efficiency of water evaporation is done by controlling the rate of water entering into the absorber. The commonly used mechanical…
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Journal Article
Development of Stamping Machine Module to Improve Practical Competency
The aim of this research is to design and manufacture a stamping machine module controlled by PLC. Stamping machine is an apllication of electro-pneumatic system in industry to print image/text on the workpieces. The result of this research is a stamping module controlled by PLC, with reliable and…
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Journal Article
Indian Traffic Signboard Recognition and Driver Alert System Using Machine Learning
Sign board recognition and driver alert system which has a number of important application areas that include advance driver assistance systems, road surveying and autonomous vehicles. This system uses image processing technique to isolate relevant data which is captured from the real time…
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Journal Article
Implementation of k-Medoids Clustering Algorithm to Cluster Crime Patterns in Yogyakarta
The increase in crime from day to day needs to be a concern for the police, as the party responsible for security in the community. Crime prevention effort must be done seriously with all knowledge that they have. To increase police performance of crime prevention effort, it is necessary to analyze…
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Journal Article
Measuring privacy leakage in term of Shannon entropy
Differential privacy is a privacy scheme in which a database is modified such that each users personal data are protected without affecting significantly the characteristics of the whole data. Example of such mechanism is Randomized Aggregatable Privacy-Preserving Ordinal Response (RAPPOR). Later…
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Journal Article
Saving the Moving Position on the Continuous Passive Motion Machine for Rehabilitation of Shoulder Joints
This paper presents the results of the motion therapy device Continuous Passive Motion (CPM) Machine which is applied to the shoulder joint with storage movement. The process of joint rehabilitation is carried out by continuous passive movements. This movement is intended not to overload the work…
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Journal Article
Spur Gears Transmission Analysis on Countinous Passive Motion Machine Design for Shoulder Joint
An analysis of gear transmission on a countinous passive machine (CPM) from the 3-dimensional design has been carried out using Solidworks software. Analysis of the strength of the gear structure is affected by the weight of the patient's arm. Analysis of gear transmission that is affected by the…
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Journal Article
Influences of Annealing on the Electrical Properties of Ba0,5Sr0,5TiO3
The research aims to investigate influences of annealing on the electrical properties of Ba0,5Sr0,5TiO3. Ba0,5Sr0,5TiO3 material which was annealed at 900C for 1, 2 and 4 hours has better mechanical properties. It needs investigation for its electrical contribution, namely the correlation between…