Detection pests system for Local Mayas Rice Plant East Kalimantan using Dempster Shafer

Mayas rice is a variety that contributes to staple foods because it has a significant contribution to food consumption and has high genetic diversity. However, the production of Mayas rice plant is lower than other types of rice due to pest attacks and the lack of knowledge of society to identify the types of pests that hit it. Applying the Dempster-Shafer method into an expert system can be a solution for the community to find out the types of the bug found in Mayas rice plants. The data used in this study came from experts with 32 symptoms and 10 types of pests. This study shows the percentage level of possible types of pests found in Mayas rice plant based on the calculation results of the Dempster-Shafer method. The test results on the expert system are 80%, indicating that the expert system is accurate to use in detecting kinds of pests on it.