# SPIDITS AI — Complete AI Glossary (337 Terms) > **Canonical Hub:** [https://spidits.com/ai-glossary](https://spidits.com/ai-glossary) > **Purpose:** Authoritative definitions and technical architectures for machine learning and venture capital. ## Featured Terms Sample - **[Agent Framework](https://spidits.com/ai-glossary/agent-framework)**: An Agent Framework is a standardized software architecture (such as Microsoft AutoGen, CrewAI, LangChain, or LlamaIndex Workflows) designed to orchestrate auton... - **[Activation Function](https://spidits.com/ai-glossary/activation-function)**: An Activation Function is a mathematical formula applied to the output of a neural network node to determine whether it should be activated (transmit signal) or... - **[Adversarial Attack](https://spidits.com/ai-glossary/adversarial-attack)**: An Adversarial Attack is a technique that feeds a machine learning model intentionally designed inputs (adversarial examples) to cause it to make a mistake, fai... - **[Agentic AI](https://spidits.com/ai-glossary/agentic-ai)**: Agentic AI refers to artificial intelligence systems designed to act autonomously, make decisions, plan workflows, and execute tasks without constant human inte... - **[AI Agent](https://spidits.com/ai-glossary/ai-agent)**: An AI Agent is an autonomous entity that perceives its environment through sensors (or inputs) and acts upon that environment using actuators (or tools) to achi... - **[AI Model](https://spidits.com/ai-glossary/models)**: An AI Model is a mathematical algorithm trained on a dataset to perform specific tasks like classification, prediction, or text generation. It represents the sa... - **[AI Safety](https://spidits.com/ai-glossary/ai-safety)**: AI Safety is a field of research focused on ensuring that artificial intelligence systems behave predictably, avoid causing harm, and remain aligned with human... - **[Algorithm](https://spidits.com/ai-glossary/algorithm)**: An Algorithm is a step-by-step procedure or set of mathematical rules designed to solve a specific problem or perform a calculation. In AI, algorithms determine... - **[Alignment](https://spidits.com/ai-glossary/alignment)**: Alignment refers to the process of guiding an AI model's behaviors, responses, and values to match human intents, safety principles, and ethical standards. Unal... - **[AGI](https://spidits.com/ai-glossary/artificial-general-intelligence)**: Artificial General Intelligence (AGI) represents a theoretical form of AI that possesses the ability to understand, learn, and apply knowledge across any intell... - **[Attention Mechanism](https://spidits.com/ai-glossary/attention-mechanism)**: An Attention Mechanism is a technique in neural networks that mimics cognitive attention, allowing the model to focus on specific parts of the input data when g... - **[Autoencoder](https://spidits.com/ai-glossary/autoencoder)**: An Autoencoder is a type of unsupervised neural network designed to learn efficient data codings (representations) by training the network to ignore signal nois... - **[Autoregressive Model](https://spidits.com/ai-glossary/autoregressive-model)**: An Autoregressive Model is an AI model that predicts future values in a sequence based on past values. In LLMs, autoregressive generation works by taking the pr... - **[AI Code Editor](https://spidits.com/ai-glossary/ai-code-editor)**: An AI Code Editor is an integrated development environment (IDE) or workspace plugin augmented with autonomous agentic copilots, codebase-wide AST indexing, and... - **[GPU Cloud Orchestration](https://spidits.com/ai-glossary/gpu-cloud-orchestration)**: GPU Cloud Orchestration is the automated provisioning, scheduling, and lifecycle management of GPU clusters (such as NVIDIA H100/B200 nodes) for serverless LLM... - **[ReAct Prompting](https://spidits.com/ai-glossary/react-prompting)**: ReAct (Reasoning and Acting) is a prompt architecture that enables autonomous AI agents to interleave verbal reasoning traces (Thought) with task execution acti... - **[Local LLM Runtime](https://spidits.com/ai-glossary/local-llm-runtime)**: A Local LLM Runtime is an execution engine (such as Ollama, llama.cpp, or LM Studio) engineered to run quantized open-weights language models locally on consume... - **[Backpropagation](https://spidits.com/ai-glossary/backpropagation)**: Backpropagation is the primary algorithm used to train neural networks. It works by calculating the gradient of the loss function with respect to the weights of... - **[BERT](https://spidits.com/ai-glossary/bert)**: BERT (Bidirectional Encoder Representations from Transformers) is a language model developed by Google in 2018. Unlike autoregressive models, BERT is bidirectio... - **[Bias-Variance Tradeoff](https://spidits.com/ai-glossary/bias-variance-tradeoff)**: The Bias-Variance Tradeoff is a core machine learning concept describing the conflict between a model's ability to minimize bias (errors from simple assumptions... - **[CNN](https://spidits.com/ai-glossary/cnn)**: A Convolutional Neural Network (CNN) is a class of deep neural network most commonly applied to analyzing visual imagery. CNNs use mathematical convolution oper... - **[Chain of Thought](https://spidits.com/ai-glossary/chain-of-thought)**: Chain of Thought (CoT) prompting is a technique that instructs Large Language Models to write down their step-by-step reasoning process before outputting the fi... - **[Claude](https://spidits.com/ai-glossary/claude)**: Claude is a family of state-of-the-art Large Language Models developed by Anthropic. Highly regarded for its reasoning, coding capabilities, and context window... - **[Cognitive Architecture](https://spidits.com/ai-glossary/cognitive-architecture)**: Cognitive Architecture is the design blueprint for structuring an autonomous AI Agent. It defines how memory, planning steps, reflection mechanisms, and externa... - **[Cold Start Problem](https://spidits.com/ai-glossary/cold-start-problem)**: The Cold Start Problem is a challenge in recommender databases and search indexing where the system struggles to recommend items because it has no prior history... - **[Constitutional AI](https://spidits.com/ai-glossary/constitutional-ai)**: Constitutional AI is an alignment training methodology developed by Anthropic to train helpful and harmless models without human-labeled feedback for safety. Th... - **[Contrastive Learning](https://spidits.com/ai-glossary/contrastive-learning)**: Contrastive Learning is a self-supervised training technique where a model learns to group similar inputs (positive pairs) close together in embedding space whi... - **[Cosine Similarity](https://spidits.com/ai-glossary/cosine-similarity)**: Cosine Similarity is a mathematical metric used to measure the similarity between two vectors in high-dimensional space by calculating the cosine of the angle b... - **[Data Augmentation](https://spidits.com/ai-glossary/data-augmentation)**: Data Augmentation is the practice of artificially increasing the size and diversity of a training dataset by applying transformations (like cropping, rotating,... - **[Deep Learning](https://spidits.com/ai-glossary/deep-learning)**: Deep Learning is a subset of machine learning based on artificial neural networks with multiple layers (hence "deep"). These layers extract high-level features... --- *Explore all 337 definitions on SPIDITS AI: [https://spidits.com/ai-glossary](https://spidits.com/ai-glossary)*