Artificial Intelligence
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ARTIFICIAL INTELLIGENCE ๐Ÿค–

๐ŸŽฅ Siraj Raval - YouTube channel with tutorials about AI.
๐ŸŽฅ Sentdex - YouTube channel with programming tutorials.
โฑ Two Minute Papers - Learn AI with 5-min videos.
โœ๏ธ Data Analytics - blog on Medium.
๐ŸŽ“ Google Machine Learning Course - A crash course on machine learning taught by Google engineers.
๐ŸŒ Google AI - Learn from ML experts at Google.
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Neural Networks and Deep Learning
Neural networks and deep learning are integral parts of artificial intelligence (AI) and machine learning (ML). Here's an overview:

1.Neural Networks: Neural networks are computational models inspired by the human brain's structure and functioning. They consist of interconnected nodes (neurons) organized in layers: input layer, hidden layers, and output layer.

Each neuron receives input, processes it through an activation function, and passes the output to the next layer. Neurons in subsequent layers perform more complex computations based on previous layers' outputs.

Neural networks learn by adjusting weights and biases associated with connections between neurons through a process called training. This is typically done using optimization techniques like gradient descent and backpropagation.

2.Deep Learning : Deep learning is a subset of ML that uses neural networks with multiple layers (hence the term "deep"), allowing them to learn hierarchical representations of data.

These networks can automatically discover patterns, features, and representations in raw data, making them powerful for tasks like image recognition, natural language processing (NLP), speech recognition, and more.

Deep learning architectures such as Convolutional Neural Networks (CNNs), Recurrent Neural Networks (RNNs), Long Short-Term Memory networks (LSTMs), and Transformer models have demonstrated exceptional performance in various domains.

3.Applications Computer Vision: Object detection, image classification, facial recognition, etc., leveraging CNNs.

Natural Language Processing (NLP) Language translation, sentiment analysis, chatbots, etc., utilizing RNNs, LSTMs, and Transformers.
Speech Recognition: Speech-to-text systems using deep neural networks.

4.Challenges and Advancements: Training deep neural networks often requires large amounts of data and computational resources. Techniques like transfer learning, regularization, and optimization algorithms aim to address these challenges.

LAdvancements in hardware (GPUs, TPUs), algorithms (improved architectures like GANs - Generative Adversarial Networks), and techniques (attention mechanisms) have significantly contributed to the success of deep learning.

5. Frameworks and Libraries: There are various open-source libraries and frameworks (TensorFlow, PyTorch, Keras, etc.) that provide tools and APIs for building, training, and deploying neural networks and deep learning models.

Join for more: https://t.me/machinelearning_deeplearning
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AI Engineers ๐Ÿงฌ๐Ÿ˜‚
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ChatGPT Cheatsheet

#chatgpt
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AI vs ML vs Neural Networks vs Deep Learning
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๐‡๐จ๐ฐ ๐ญ๐จ ๐ƒ๐ž๐ฌ๐ข๐ ๐ง ๐š ๐๐ž๐ฎ๐ซ๐š๐ฅ ๐๐ž๐ญ๐ฐ๐จ๐ซ๐ค

โ†’ ๐ƒ๐ž๐Ÿ๐ข๐ง๐ž ๐ญ๐ก๐ž ๐๐ซ๐จ๐›๐ฅ๐ž๐ฆ

Clearly outline the type of task:
โ†ฌ Classification: Predict discrete labels (e.g., cats vs dogs).
โ†ฌ Regression: Predict continuous values
โ†ฌ Clustering: Find patterns in unsupervised data.

โ†’ ๐๐ซ๐ž๐ฉ๐ซ๐จ๐œ๐ž๐ฌ๐ฌ ๐ƒ๐š๐ญ๐š

Data quality is critical for model performance.
โ†ฌ Normalize and standardize features MinMaxScaler, StandardScaler.
โ†ฌ Handle missing values and outliers.
โ†ฌ Split your data: Training (70%), Validation (15%), Testing (15%).

โ†’ ๐ƒ๐ž๐ฌ๐ข๐ ๐ง ๐ญ๐ก๐ž ๐๐ž๐ญ๐ฐ๐จ๐ซ๐ค ๐€๐ซ๐œ๐ก๐ข๐ญ๐ž๐œ๐ญ๐ฎ๐ซ๐ž

๐‘ฐ๐ง๐ฉ๐ฎ๐ญ ๐‹๐š๐ฒ๐ž๐ซ
โ†ฌ Number of neurons equals the input features.

๐‡๐ข๐๐๐ž๐ง ๐‹๐š๐ฒ๐ž๐ซ๐ฌ
โ†ฌ Start with a few layers and increase as needed.
โ†ฌ Use activation functions:
โ†’ ReLU: General-purpose. Fast and efficient.
โ†’ Leaky ReLU: Fixes dying neuron problems.
โ†’ Tanh/Sigmoid: Use sparingly for specific cases.

๐Ž๐ฎ๐ญ๐ฉ๐ฎ๐ญ ๐‹๐š๐ฒ๐ž๐ซ
โ†ฌ Classification: Use Softmax or Sigmoid for probability outputs.
โ†ฌ Regression: Linear activation (no activation applied).

โ†’ ๐ˆ๐ง๐ข๐ญ๐ข๐š๐ฅ๐ข๐ณ๐ž ๐–๐ž๐ข๐ ๐ก๐ญ๐ฌ

Proper weight initialization helps in faster convergence:
โ†ฌ He Initialization: Best for ReLU-based activations.
โ†ฌ Xavier Initialization: Ideal for sigmoid/tanh activations.

โ†’ ๐‚๐ก๐จ๐จ๐ฌ๐ž ๐ญ๐ก๐ž ๐‹๐จ๐ฌ๐ฌ ๐…๐ฎ๐ง๐œ๐ญ๐ข๐จ๐ง

โ†ฌ Classification: Cross-Entropy Loss.
โ†ฌ Regression: Mean Squared Error or Mean Absolute Error.

โ†’ ๐’๐ž๐ฅ๐ž๐œ๐ญ ๐ญ๐ก๐ž ๐Ž๐ฉ๐ญ๐ข๐ฆ๐ข๐ณ๐ž๐ซ

Pick the right optimizer to minimize the loss:
โ†ฌ Adam: Most popular choice for speed and stability.
โ†ฌ SGD: Slower but reliable for smaller models.

โ†’ ๐’๐ฉ๐ž๐œ๐ข๐Ÿ๐ฒ ๐„๐ฉ๐จ๐œ๐ก๐ฌ ๐š๐ง๐ ๐๐š๐ญ๐œ๐ก ๐’๐ข๐ณ๐ž

โ†ฌ Epochs: Define total passes over the training set. Start with 50โ€“100 epochs.
โ†ฌ Batch Size: Small batches train faster but are less stable. Larger batches stabilize gradients.

โ†’ ๐๐ซ๐ž๐ฏ๐ž๐ง๐ญ ๐Ž๐ฏ๐ž๐ซ๐Ÿ๐ข๐ญ๐ญ๐ข๐ง๐ 

โ†ฌ Add Dropout Layers to randomly deactivate neurons.
โ†ฌ Use L2 Regularization to penalize large weights.

โ†’ ๐‡๐ฒ๐ฉ๐ž๐ซ๐ฉ๐š๐ซ๐š๐ฆ๐ž๐ญ๐ž๐ซ ๐“๐ฎ๐ง๐ข๐ง๐ 

Optimize your model parameters to improve performance:
โ†ฌ Adjust learning rate, dropout rate, layer size, and activations.
โ†ฌ Use Grid Search or Random Search for hyperparameter optimization.

โ†’ ๐„๐ฏ๐š๐ฅ๐ฎ๐š๐ญ๐ž ๐š๐ง๐ ๐ˆ๐ฆ๐ฉ๐ซ๐จ๐ฏ๐ž

โ†ฌ Monitor metrics for performance:
โ†’ Classification: Accuracy, Precision, Recall, F1-score, AUC-ROC.
โ†’ Regression: RMSE, MAE, Rยฒ score.

โ†’ ๐ƒ๐š๐ญ๐š ๐€๐ฎ๐ ๐ฆ๐ž๐ง๐ญ๐š๐ญ๐ข๐จ๐ง

โ†ฌ For image tasks, apply transformations like rotation, scaling, and flipping to expand your dataset.

#artificialintelligence
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Important AI Terms
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๐Ÿš€ The Reality of Artificial Intelligence in the Real World ๐ŸŒ

When people hear about Artificial Intelligence, their minds often jump to flashy concepts like LLMs, transformers, or advanced AI agents. But hereโ€™s the kicker: *90% of real-world ML solutions revolve around tabular data!* ๐Ÿ“Š

Yes, you heard that right. The bread and butter of Ai and machine learning in industries like healthcare, finance, logistics, and e-commerce is structured, tabular data. These datasets drive critical decisions, from predicting customer churn to optimizing supply chains.

๐Ÿ“Œ What You should Focus in Tabular Data?

1๏ธโƒฃ Feature Engineering: Mastering this art can make or break a model. Understanding your data and creating meaningful features can give you an edge over even the fanciest models. ๐Ÿ› ๏ธ
2๏ธโƒฃ Tree-Based Models: Algorithms like XGBoost, LightGBM, and Random Forest dominate here. Theyโ€™re powerful, interpretable, and remarkably efficient for tabular datasets. ๐ŸŒณ๐Ÿ”ฅ
3๏ธโƒฃ Job-Ready Skills: Companies prioritize practical solutions over buzzwords. Learning to solve real-world problems with tabular data makes you a sought-after professional. ๐Ÿ’ผโœจ

๐Ÿ’ก Takeaway: Before chasing the latest ML trends, invest time in understanding and building solutions for tabular data. Itโ€™s not just foundationalโ€”itโ€™s the key to unlocking countless opportunities in the industry.

๐ŸŒŸ Remember, the simplest solutions often have the greatest impact. Don't overlook the power of tabular data in shaping the AI-driven world we live in!
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Data Science Roadmap:

๐—ฃ๐˜†๐˜๐—ต๐—ผ๐—ป
๐Ÿ‘‰๐Ÿผ Master the basics: syntax, loops, functions, and data structures (lists, dictionaries, sets, tuples)
๐Ÿ‘‰๐Ÿผ Learn Pandas & NumPy for data manipulation
๐Ÿ‘‰๐Ÿผ Matplotlib & Seaborn for data visualization

๐—ฆ๐˜๐—ฎ๐˜๐—ถ๐˜€๐˜๐—ถ๐—ฐ๐˜€ & ๐—ฃ๐—ฟ๐—ผ๐—ฏ๐—ฎ๐—ฏ๐—ถ๐—น๐—ถ๐˜๐˜†
๐Ÿ‘‰๐Ÿผ Descriptive statistics: mean, median, mode, standard deviation
๐Ÿ‘‰๐Ÿผ Probability theory: distributions, Bayes' theorem, conditional probability
๐Ÿ‘‰๐Ÿผ Hypothesis testing & A/B testing

๐— ๐—ฎ๐—ฐ๐—ต๐—ถ๐—ป๐—ฒ ๐—Ÿ๐—ฒ๐—ฎ๐—ฟ๐—ป๐—ถ๐—ป๐—ด
๐Ÿ‘‰๐Ÿผ Supervised vs. unsupervised learning
๐Ÿ‘‰๐Ÿผ Key algorithms: Linear & Logistic Regression, Decision Trees, Random Forest, KNN, SVM
๐Ÿ‘‰๐Ÿผ Model evaluation metrics: accuracy, precision, recall, F1 score, ROC-AUC
๐Ÿ‘‰๐Ÿผ Cross-validation & hyperparameter tuning

๐——๐—ฒ๐—ฒ๐—ฝ ๐—Ÿ๐—ฒ๐—ฎ๐—ฟ๐—ป๐—ถ๐—ป๐—ด
๐Ÿ‘‰๐Ÿผ Neural Networks & their architecture
๐Ÿ‘‰๐Ÿผ Working with Keras & TensorFlow/PyTorch
๐Ÿ‘‰๐Ÿผ CNNs for image data and RNNs for sequence data

๐——๐—ฎ๐˜๐—ฎ ๐—–๐—น๐—ฒ๐—ฎ๐—ป๐—ถ๐—ป๐—ด & ๐—™๐—ฒ๐—ฎ๐˜๐˜‚๐—ฟ๐—ฒ ๐—˜๐—ป๐—ด๐—ถ๐—ป๐—ฒ๐—ฒ๐—ฟ๐—ถ๐—ป๐—ด
๐Ÿ‘‰๐Ÿผ Handling missing data, outliers, and data scaling
๐Ÿ‘‰๐Ÿผ Feature selection techniques (e.g., correlation, mutual information)

๐—ก๐—Ÿ๐—ฃ (๐—ก๐—ฎ๐˜๐˜‚๐—ฟ๐—ฎ๐—น ๐—Ÿ๐—ฎ๐—ป๐—ด๐˜‚๐—ฎ๐—ด๐—ฒ ๐—ฃ๐—ฟ๐—ผ๐—ฐ๐—ฒ๐˜€๐˜€๐—ถ๐—ป๐—ด)
๐Ÿ‘‰๐Ÿผ Tokenization, stemming, lemmatization
๐Ÿ‘‰๐Ÿผ Bag-of-Words, TF-IDF
๐Ÿ‘‰๐Ÿผ Sentiment analysis & topic modeling

๐—–๐—น๐—ผ๐˜‚๐—ฑ ๐—ฎ๐—ป๐—ฑ ๐—•๐—ถ๐—ด ๐——๐—ฎ๐˜๐—ฎ
๐Ÿ‘‰๐Ÿผ Understanding cloud services (AWS, GCP, Azure) for data storage & computing
๐Ÿ‘‰๐Ÿผ Working with distributed data using Spark
๐Ÿ‘‰๐Ÿผ SQL for querying large datasets

Donโ€™t get overwhelmed by the breadth of topics. Start smallโ€”master one concept, then move to the next. ๐Ÿ“ˆ

Youโ€™ve got this! ๐Ÿ’ช๐Ÿผ

Best Data Science & Machine Learning Resources: https://topmate.io/coding/914624

Join for more resources: ๐Ÿ‘‡ https://t.me/datasciencefun

Like if you need similar content

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Coding Project Ideas with AI ๐Ÿ‘‡๐Ÿ‘‡

1. Sentiment Analysis Tool: Develop a tool that uses AI to analyze the sentiment of text data, such as social media posts, customer reviews, or news articles. The tool could classify the sentiment as positive, negative, or neutral.

2. Image Recognition App: Create an app that uses AI image recognition algorithms to identify objects, scenes, or people in images. This could be useful for applications like automatic photo tagging or security surveillance.

3. Chatbot Development: Build a chatbot using AI natural language processing techniques to interact with users and provide information or assistance on a specific topic. You could integrate the chatbot into a website or messaging platform.

4. Recommendation System: Develop a recommendation system that uses AI algorithms to suggest products, movies, music, or other items based on user preferences and behavior. This could enhance the user experience on e-commerce platforms or streaming services.

5. Fraud Detection System: Create a fraud detection system that uses AI to analyze patterns and anomalies in financial transactions data. The system could help identify potentially fraudulent activities and prevent financial losses.

6. Health Monitoring App: Build an app that uses AI to monitor health data, such as heart rate, sleep patterns, or activity levels, and provide personalized recommendations for improving health and wellness.

7. Language Translation Tool: Develop a language translation tool that uses AI machine translation algorithms to translate text between different languages accurately and efficiently.

8. Autonomous Driving System: Work on a project to develop an autonomous driving system that uses AI computer vision and sensor data processing to navigate vehicles safely and efficiently on roads.

9. Personalized Content Generator: Create a tool that uses AI natural language generation techniques to generate personalized content, such as articles, emails, or marketing messages tailored to individual preferences.

10. Music Recommendation Engine: Build a music recommendation engine that uses AI algorithms to analyze music preferences and suggest playlists or songs based on user tastes and listening habits.

Join for more: https://t.me/Programming_experts

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Use Chat GPT to prepare for your next Interview โœ…

This could be the most helpful thing for people aspiring for new jobs.

A few prompts that can help you here are:

๐Ÿ’กPrompt 1: Here is a Job description of a job I am looking to apply for. Can you tell me what skills and questions should I prepare for? {Paste JD}

๐Ÿ’กPrompt 2: Here is my resume. Can you tell me what optimization I can do to make it more likely to get selected for this interview? {Paste Resume in text}

๐Ÿ’กPrompt 3: Act as an Interviewer for the role of a {product manager} at {Company}. Ask me 5 questions one by one, wait for my response, and then tell me how I did. You should give feedback in the following format: What was good, where are the gaps, and how to address the gaps?

๐Ÿ’กPrompt 4: I am interviewing for this job given in the JD. Can you help me understand the company, its role, its products, main competitors, and challenges for the company?

๐Ÿ’กPrompt 5: What are the few questions I should ask at the end of the interview which can help me learn about the culture of the company?

Free book to master ChatGPT: https://t.me/InterviewBooks/166

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๐Ÿ“Œ Introduction to Deep Learning
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Coding is just like the language we use to talk to computers. It's not the skill itself, but rather how do I innovate? How do I build something interesting for my end users?

In a recently leaked recording, AWS CEO told employees that most developers could stop coding once AI takes over, predicting this is likely to happen within 24 months.

Instead of AI replacing developers or expecting a decline in this role, I believe he meant that responsibilities of software developers would be changed significantly by AI.

Being a developer in 2025 may be different from what it was in 2020, Garman, the CEO added.

Meanwhile, Amazon's AI assistant has saved the company $260M & 4,500 developer years of work by remarkably cutting down software upgrade times.

Amazon CEO also confirmed that developers shipped 79% of AI-generated code reviews without changes.

I guess with all the uncertainty, one thing is clear: Ability to quickly adjust and collaborate with AI will be important soft skills more than ever in the of AI.
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Free AI Courses
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If you need to share an ML model for web app development, create an API instead of saving it to a file. This avoids environment and security issues, allows access from various languages and platforms, and simplifies integration. Here's how to make an ML API with FastAPI.
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