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Data Mining Course

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BS Bendemeer Centre

20 Bendemeer Road

Singapore, 339914

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Data Mining course studies algorithms that allow computers to find patterns and regularities in data, perform prediction and forecasting.

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Data Mining

• What it is

Data mining is the technique of predicting outcomes by searching huge data sets for anomalies, patterns, and correlations. You may utilize this data to boost sales, lower expenses, enhance customer connections, lower risks, and more using a variety of ways.

Through intelligent data analysis, data mining has enhanced corporate decision-making. The data mining techniques used in these studies may be split into two categories: they can either describe the target dataset or predict outcomes using machine learning algorithms. From fraud detection to user habits, bottlenecks, and even security breaches, these approaches are used to organize and filter data, exposing the most important information.

Delving into the realm of data mining has never been easier and collecting meaningful insights has never been faster when paired with data analytics and visualization tools like Apache Spark. Artificial intelligence advancements are accelerating adoption across sectors.

• Process of Data Mining

Data mining entails a series of procedures, from data collection through visualization, in order to extract useful information from big data sets. Data mining techniques are used to create descriptions and predictions about a target data set, as described above. Patterns, connections, and correlations are used by data scientists to characterize data. They also utilize classification and regression algorithms to categorize and cluster data, as well as identify outliers for use cases like spam detection.

Setting objectives, data collecting and preparation, using data mining algorithms, and assessing outcomes are the four basic processes in data mining.

1. Set the company goals: This is the most difficult element of the data mining process. To define the business challenge, data scientists and business stakeholders must collaborate. To comprehend the business context for a project's data, analysts may need to conduct further study.

2. Data preparation: Once the scope of the problem has been established, data scientists may more easily determine which data will be useful in answering the important questions. Any noise, such as duplicates and missing values, will be removed from the data. An extra step to decrease the number of dimensions may be done, depending on the dataset.

3. Model building and pattern mining: Deep learning techniques may also be used to categorize or cluster a data collection using model construction and pattern mining. A classification model may be used to categorize data if the input data is labelled. Any intriguing data linkages, such as sequential patterns, association rules, or correlations, are investigated by data scientists.

4. Evaluation of results and knowledge implementation: Once the data has been collected, companies must ensure that the results are valid, innovative, valuable, and comprehensible. When this condition is satisfied, companies may utilize this information to develop new strategies that will help them achieve their goals.

• Techniques for Data Mining

To transform vast amounts of data into valuable information, data mining employs a variety of algorithms and approaches. Here are a few of the most popular:

The term "association rule" refers to a rule-based approach for determining connections between variables in a dataset. Market basket analysis, which allows firms to better understand connections between different items, usually employs these approaches. Businesses may build stronger cross-selling tactics and recommendation engines by understanding their consumers' consumption patterns.

Neural networks are used to handle training data by simulating the interconnectedness of the human brain through layers of nodes. Inputs, weights, a bias (or threshold), and an output make up each node. If the output value reaches a certain threshold, the node "fires" or "activates," sending data to the network's next tier. Through supervised learning, neural networks learn this mapping function, then change it depending on the loss function using gradient descent. We can be sure in the model's accuracy to provide the correct answer when the cost function is at or near zero.

This data mining approach use classification or regression techniques to categorize or forecast probable outcomes based on a collection of decisions. It employs a tree-like representation to illustrate the potential results of these decisions, as the name implies.

The KNN method, also known as the K-nearest neighbour algorithm, is a non-parametric algorithm that classifies data points based on their closeness and relationship with other data. This method assumes that data points that are comparable may be located close together. As a result, it attempts to compute the distance between data points, which is generally done using Euclidean distance, and then assigns a category based on the most common category or average.

• Applications for Data Mining

Business intelligence and data analytics teams are increasingly using data mining techniques to obtain insights for their organizations and industries. The following are some examples of data mining applications:

Sales and marketing: Companies may utilize data to improve segmentation and cross-sell offerings in their marketing operations. Predictive analytics may also assist teams in setting stakeholder expectations. Any increases or losses in marketing investment can also be estimated by analysts.

Education: Academics are beginning to collect data in order to better understand their student populations and the conditions in which they thrive.

Operational optimization: According to the US Chamber of Commerce, operational optimization has helped company leaders uncover expensive bottlenecks and enhance decision-making.

Fraud detection: While studying regularly recurring patterns in data may offer teams with useful information, watching data anomalies can also help organizations detect fraud. While this is a well-known use case in banks and other financial institutions, SaaS-based firms have begun to implement these methods to remove fraudulent user accounts from their databases.

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BS Bendemeer Centre

20 Bendemeer Road

Singapore, 339914

Singapore

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Organiser Avanta Global Pte. Ltd

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