PENERAPAN METODE CERTAINTY FAKTOR DALAM MENDIAGNOSA PENYAKIT PADA TANAMAN ANGGREK

Orchid plant diseases are generally caused by infections of microorganisms such as fungi, bacteria and viruses. The impact of diseases on orchids should not be underestimated because the buyer's demands for the quality of orchids sold or exhibited are their beauty. With the infection of the disease, its beauty will change, of course, the selling price will fall. Identification of diseases experienced by orchids can be done by paying attention to the symptoms seen in orchid plants. The results of identification can be used as a solution and treatment to determine disease control measures in orchids. Therefore, to overcome the problem of farmers, an expert system for orchid plant pest diagnosis is designed where this system can diagnose pests on orchids by imitating the workings of orchids. expert or expert. One part of artificial intelligence is the expert system. An expert system is a computer program that has the knowledge of one or more experts in a particular field that shows policies like an expert. The method used in this study is the certainty factor method, the certainty factor method is a method for proving uncertainty the thought of an expert, where to accommodate this someone usually uses certainty factors to describe the level of expert confidence in the problem being faced. Programming Application used Adobe Dreamweaver CS3 and database Mysql. The results of certainty factor methods in the form of percentages, are suitable for the results of programs needed in research.