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How to Build AI System: Step-by-Step Methods in 2024

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22nd May, 2020
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How to Build AI System: Step-by-Step Methods in 2024

Creating your own AI system can seem like a daunting task, but with the right approach and understanding, it’s entirely achievable. My journey in the tech industry has led me to explore the intricacies of artificial intelligence, and I want to share the step-by-step guide on How to Create your own AI System? 

This introduction serves as a gateway to a comprehensive guide designed for professionals who are eager to delve into AI development. The process involves a blend of theoretical knowledge, practical skills, and an understanding of both the opportunities and challenges inherent in AI creation. From selecting the appropriate algorithms and data sets to deploying and maintaining your AI system, every step is crucial. This article will cover essential aspects such as the prerequisites for building an AI system, the step-by-step methods involved, best practices for development, and the common hurdles faced during the process. Whether you’re a seasoned developer or a newcomer to the field, this guide aims to equip you with the knowledge and skills needed to embark on your AI development journey.

Step-by-Step Methods To Build Your Own AI

There are a few essential components needed to develop an AI system. The foundation of your AI learning process is first and foremost high-quality data. In addition, there are well-defined models or algorithms that can process this data; these can be anything from straightforward decision trees to complex deeplearning networks. 
Be it on-premise servers or cloud platforms like AWS or Google Cloud Platform, a strong infrastructure is also necessary for training and implementing your AI solution. Eventually, a solid grasp of statistical analysis, machine learning, programming languages (such as Python or R), and AI coding effectively connects all of these elements. 

The steps to build an AI

Before we dive into the meat of the case in point, it is equally important to understand that building an AI system is very different from what the traditional programming is because AI tends to make improvements to the software automatically.

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Also, it is imperative to grasp that making or building an AI system has not only gone down in cost but also in complexity. One example is Amazon Machine Learning of an easy to work with AI, which automatically classifies products in the catalog by making use of the description of the product as its dataset.

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Listed below are the steps on how to build an AI system:

1. Problem Identification

The very first step in creating a sound AI system is identifying the problem at hand. Ask questions like “what outcome is desired?” and “what is the problem that is being attempted to solve here?” Another thing that has to be kept in mind is that AI is not a panacea. It is merely a tool that could be used to solve the problems. Many different techniques could be used to solve a particular problem with AI.

2. Preparation of Data

One might think that the long lines of code corresponding to the algorithm used are the backbone of any sound AI system. In reality, it is not. Data is a crucial part of any AI toolkit. It is usual for the data scientist to spend over 80% of the time cleaning, checking, organizing, and making the data fit to be used before writing even a single line of code.

Thus, before any model is run, the data must be checked for inconsistencies, labels must be added, a chronological order must be defined, and so on. It is generally known that the more messages one gives to the data, the more likely it will solve the problem at hand.

There are mainly two kinds of data, namely structured and unstructured.

  • Structured data: The data which has a fixed format to ensure that it remains consistent is called structured data.
  • Unstructured data: Any form of data which does not have a fixed format, like images, audio files, etc. is classified as unstructured data.

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3. Choosing an Algorithm

Now comes the core or the best part of building an AI system. Without delving much into the technical details, there are still a few fundamental things that need to be known for building an AI system. Based on the type of learning, the algorithm can change the shape it takes. There are majorly two ways of learning, as listed below:

  • Supervised Learning: As the name suggests, supervised learning involves the machine to be given a dataset on which it would train itself to provide the required results on the test dataset. Now, there are several supervised learning algorithms available, namely SVM (Support Vector Machine), Logistic Regression, Random Forest generation, naïve Bayes Classification, etc. An excellent way to understand the supervised learning of classification would be by knowing if our final goal was to gain insight on a particular loan, especially if the knowledge we seek is the likelihood for the loan to default. 

On the other hand, the regression type of supervised learning would be used if our goal was to get a value. The value, in this case, could be the amount that might be lost if the loan has defaulted. 

  • Unsupervised Learning: This type of learning differs from supervised learning because of the types of algorithms. These categories can be classified as clustering, where the algorithm tries to group things; association, where it likes finding the links between the objects; and dimensionality reduction, where it reduces the number of variables to decrease the noise. 

4. Training the algorithms

A crucial step to ensure the accuracy of the model is training the chosen algorithm. So, after selecting an algorithm, training the algorithm is the next logical step in building the AI system. While there are no standard metrics or international thresholds of model accuracy, it is still essential to maintain a level of accuracy within the framework that has been selected.

Training and retraining is the key to build a working AI system because it is natural that one might have to retrain the algorithm in case the desired accuracy is not reached.

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5. Choosing the best language for AI

We have a variety of options to choose from when it comes to choosing the language; we decide to write the code and build our AI systems. There are many languages out there, like the classic C++, java and more modern languages like python and R. Python and R are by far the most popular choices for writing the code for building the AI systems.

The reasoning behind the choice is simple. Both R and python have extensive machine learning libraries that one can use to build their models. Having a good set of libraries means that one would spend less time writing the algorithms and more time in actually building the AI model. The NTLK or the natural language toolkit library in python is a useful library that gives users access to pre-written code instead of making them write everything from the ground up.

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6. Platform Selection

Choosing the platform which provides you with all the services needed to build your AI systems instead of making you buy everything you need separately is very crucial. Ready-made platforms like Machine learning as a service have been a very important and useful structure to help spread machine learning.

These platforms are built to help ease the machine learning process and facilitate in building the models. Popular platforms such as Microsoft Azure Machine Learning, Google Cloud Prediction API, TensorFlow, etc. help out the user with issues like data preprocessing, model training, and evaluation prediction. 

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Best Practices for Developing AI Systems 

Here I have listed the best practices to build an AI system: 

  • Define Clear Objectives: Clearly outline the objectives of the AI system to guide development and align with business goals. 
  • Ethical Considerations: Prioritize ethical considerations, addressing issues such as fairness, bias, and privacy throughout the development process. 
  • Quality Data: Use high-quality, diverse datasets to train AI models effectively, ensuring representative and unbiased results. 
  • Interdisciplinary Collaboration: Foster collaboration between domain experts, data scientists, and developers to leverage diverse expertise for comprehensive AI system development. 
  • Validation and Testing: Implement thorough validation and testing procedures to ensure the accuracy and reliability of AI models. 
  • Continuous Monitoring: Establish continuous monitoring mechanisms to detect and address issues promptly, ensuring ongoing system performance. 
  • Transparency: Prioritize transparency in AI decision-making processes to enhance user understanding and trust in the system. 
  • User Feedback: Incorporate user feedback loops to continuously improve the AI system based on real-world usage and user experiences. 
  • Security Measures: Implement robust security measures to protect sensitive data and ensure the integrity of the AI system. 
  • Scalability Planning: Design the AI system with scalability in mind, considering potential growth and increased demands on system resources. 

Challenges of Building Artificial Intelligence System

Building an AI system has its own set of challenges. I have highlighted the top ones below: 

  • Data Quality and Availability: Ensuring access to high-quality, diverse data and addressing challenges related to data availability and biases. 
  • Interpretable Models: Develop AI models that are interpretable and explainable to gain user trust and meet ethical standards. 
  • Ethical Concerns: Navigating ethical dilemmas such as fairness, bias, and privacy, and establishing guidelines for responsible AI development. 
  • Computational Resources: Dealing with the demand for significant computational resources, especially for training complex deep learning models. 
  • Talent Shortage: Overcoming the shortage of skilled professionals with expertise in AI, machine learning, and related fields. 
  • Security Risks: Mitigating security risks associated with AI systems, including vulnerabilities and potential misuse of AI-generated content. 
  • Regulatory Compliance: Adhering to evolving regulations and standards to ensure legal compliance and ethical use of AI technologies. 
  • User Acceptance: Gaining user acceptance and trust, particularly when deploying AI systems that impact decision-making in critical domains. 
  • Costs and ROI: Managing the costs associated with AI development, deployment, and maintenance, and demonstrating a positive return on investment. 
  • Explainability and Transparency: Addressing challenges related to explaining complex AI decisions, especially in high-stakes applications like healthcare and finance. 

Conclusion

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The field of AI or artificial intelligence shows a lot of scope for many developers out there. However, this technology is still in its nascent stages. With that being said, the field of AI is developing at a very fast rate, and in the near future, it is a huge possibility that AI could go on to do very complex tasks. Thus, getting an answer to questions like how to create an AI?, and, how to build an AI system? becomes more important than ever.

If you have the passion and want to learn more about artificial intelligence, you can take up IIIT-B & upGrad’s PG Diploma in Machine Learning and Deep Learning that offers 400+ hours of learning, practical sessions, job assistance, and much more.

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Pavan Vadapalli

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Director of Engineering @ upGrad. Motivated to leverage technology to solve problems. Seasoned leader for startups and fast moving orgs. Working on solving problems of scale and long term technology strategy.
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Frequently Asked Questions (FAQs)

1What is needed to build AI?

If you want to build artificial intelligence you need to create systems that are able to learn and adapt like humans. Artificial intelligence will also need models of human cognition, the ability to learn from past experiences, and the ability to interact with the physical world (otherwise known as robotics). To create this type of artificial intelligence you need to build a system that is able to think like a human, and this will require a lot of research and funding. Lastly, to make this type of systems, an individual or company will have to have a breakthrough in the field of artificial intelligence.

2Can I make my own AI system?

Yes and no. You can certainly develop your own AI system, however, a lot of people in the development community strongly advise against doing so. The reason is that it is not easy to develop a truly useful AI, and you may spend a lot of time and effort on something that will not necessarily even work. If you do decide to go through with this, there is a chance that you might end up developing something that will be able to function as an AI, but it won't be an aesthetically pleasing AI - it will be something that looks like an AI, but will not behave or work like one.

3Is AI all about coding?

Artificial intelligence is not about coding but about the logic and model behind it. There are many logic based AI algorithms, including artificial neural network and fuzzy logic. One of the simplest and most popular logic based AI algorithms is the if-then model. It works on the following logic: If a person has a fever and cough, then this person has the flu. If a person has a fever, a cough and a runny nose, then this person has the flu. The study of artificial intelligence is not complete without the study of extreme intelligence.

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