![]() Conventionally, the data is analyzed manually using retrospective tools typical of decision support systems and many hidden and potentially useful relationships may not be recognized by the analyst because it lies outside their expectations. This explosive growth of data requires an automated way to extract what is called “nuggets of knowledge” from the large sets of data for the diagnosis and treatment of disease from the database and this increasingly becomes necessary. But the discovery of hidden patterns and knowledge from such databases often goes unexploited. These data may comprise a lot of invaluable information and knowledge hidden in such databases, which can be used to support effective clinical decision-making. as well as the physician’s interpretation. These systems generate huge amounts of medical data which may contain electronic patient records with their computer-readable entries like Magnetic Resonance Imaging (MRIs), signals like Electrocardiography (ECG), clinical information like blood sugar, blood pressure, cholesterol levels, etc. Today, healthcare systems use hospital information systems to manage their healthcare or patient data. ![]() To achieve a correct and cost-effective treatment, a system can be developed to fulfill the task. Quality service in health care field implies diagnosing patients correctly and administering treatments that are effective. ![]() Accurate, early and error-free diagnosis and treatment given to patients has been a major issue highlighted in medical service nowadays. The delivery of healthcare service is the most visible part of any healthcare system, both to users and the general public. It also includes thousands of hospitals, clinics and other types of facilities that provide primary, secondary and tertiary levels of care. Today, the healthcare industry which is one of the largest industries throughout the world includes medical industries having the large amounts of health-related and medical-related data. Nowadays, there is huge amount of data being collected and stored in databases everywhere across the globe running into terabytes of data and the tendency is to keep increasing year after year.
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