> For the complete documentation index, see [llms.txt](https://docs.nebulanetwork.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.nebulanetwork.ai/guidelines/glossary.md). # Glossary #### **A** **AI Inference** – The process of running a trained AI model to generate predictions or outputs\ **AI Training** – The process of teaching an AI model using large datasets and powerful GPUs to improve its ability to recognize patterns.\ **ASIC (Application-Specific Integrated Circuit)** – Specialized hardware designed for a specific task. Nebula AI focuses on **GPU-based compute**, not ASICs.\ **Auto-Pricing** – A feature that dynamically adjusts GPU rental prices based on **market demand and resource availability**. *** #### **B** **Blockchain** – A decentralized digital ledger that records transactions securely and transparently. Used in Nebula AI for **payments and smart contracts**.\ **Bulk Renting** – The ability to **rent multiple GPUs** at once for larger workloads, such as **multi-GPU AI training or parallel computing**. *** #### **C** **CUDA (Compute Unified Device Architecture)** – NVIDIA’s GPU programming framework that enables **parallel processing for AI, simulations, and high-performance computing (HPC)**.\ **Cryptographic Computation** – Using GPUs to process **zero-knowledge proofs (ZKPs), homomorphic encryption, and blockchain consensus mechanisms**. *** #### **D** **Decentralized Compute Marketplace** – A system where **GPU owners can rent out their hardware**, and **AI developers can lease GPU power** on demand, without relying on centralized cloud providers like AWS or Google Cloud.\ **Deep Learning** – A subset of **machine learning** that uses **neural networks** to analyze large amounts of data and make intelligent predictions.\ **dApp (Decentralized Application)** – A blockchain-based application that **runs on smart contracts instead of centralized servers**. Nebula AI’s platform operates as a **dApp for GPU rentals**.\ **Distributed Training** – The process of **training AI models across multiple GPUs** or servers to speed up learning and improve performance. *** #### **E** **Ephemeral Containers** – Temporary GPU computing environments that are **automatically erased after rental completion**, ensuring **data privacy and security**.\ **ETH (Ethereum)** – A blockchain used for smart contracts and decentralized finance (DeFi). **Nebula AI supports ETH for transactions but converts it to $NAI for platform payments**. *** #### **F** **Federated Learning** – A machine learning approach where AI models are trained across multiple devices **without sharing raw data**, improving privacy.\ **FP16 / FP32 / FP64 (Floating Point Precision)** – Different levels of computational accuracy in GPU processing. * **FP16 (Half-Precision):** Used for **AI inference and deep learning** to reduce memory usage. * **FP32 (Single-Precision):** Standard for **AI training and high-performance computing**. * **FP64 (Double-Precision):** Required for **scientific simulations and advanced calculations**. *** #### **G** **GPU (Graphics Processing Unit)** – A specialized processor that accelerates **parallel computing**, used for **AI, deep learning, 3D rendering, and scientific simulations**.\ **GPU Clusters** – A group of **multiple GPUs working together** to handle large workloads.\ **GPU Mining** – The process of using GPUs to mine cryptocurrencies like **Kaspa, Ergo, and Radiant**. *** #### **H** **High-Performance Computing (HPC)** – The use of **powerful computing resources, including GPUs, to process large-scale simulations, AI training, and cryptographic calculations**.\ **HiveOS** – A popular **operating system for GPU mining** that allows users to configure and optimize their rigs. *** #### **I** **Inference Optimization** – The process of making AI models run **faster and more efficiently on GPUs**, improving **real-time response speeds**.\ **Instance Termination** – The automatic shutdown and **data wipe of a rented GPU after session completion** to ensure **privacy and security**. *** #### **L** **LLM (Large Language Model)** – AI models trained on massive text datasets to **generate human-like text, answer questions, and assist with AI-powered applications** (e.g., GPT-4, Llama, DeepSeek).\ **Locked Staking** – A staking mechanism where users **lock up their tokens ($NAI) for a fixed period** to earn **higher rewards**. *** #### **M** **Machine Learning (ML)** – A branch of AI where computers learn from **data and improve their performance without explicit programming**.\ **Max Fair Price (MFP)** – A pricing mechanism that **ensures GPU rentals remain competitive and fair based on demand**. *** #### **N** **Neural Networks** – AI architectures modeled after the human brain, used in **deep learning to recognize patterns in images, text, and data**.\ **NFT Compute Access (Coming Soon)** – The ability to use NFTs as **keys for accessing GPU rentals**, enabling **subscription-based compute power**. *** #### **O** #### **On-Demand Rentals** – A GPU rental type where **users get guaranteed access** to a GPU for a **fixed period**, preventing interruptions. **Open-Source AI** – AI models and frameworks that are **publicly available** for use, modification, and research (e.g., Stable Diffusion, Llama, Falcon). *** #### **P** **Parallel Processing** – A method where multiple GPU cores process tasks **simultaneously**, increasing computational efficiency.\ **Proof of Holding (PoH) (Future Feature)** – A potential staking mechanism that rewards users for **holding $NAI** in their wallets. *** #### **R** **Ray Tracing** – A rendering technique that **simulates light behavior** in real-time to create **photo-realistic graphics** in gaming and CGI.\ **Rewards Pool** – A staking and earnings system where **GPU hosts and renters earn additional $NAI** for contributing to the platform. *** #### **S** **Smart Contracts** – Self-executing contracts on a blockchain that **automate payments, enforce rental agreements, and ensure security**. **Spot Rentals** – A GPU rental type that **offers lower costs but allows other users to outbid and take over the session**.\ **Staking** – The act of **locking $NAI tokens** to earn passive rewards and participate in **platform incentives**. *** #### **T** **Tensor Cores** – Specialized GPU cores designed by NVIDIA for **AI acceleration**, improving **deep learning and matrix operations**.\ **TPU (Tensor Processing Unit)** – Google's AI-specific hardware designed for **neural network training and inference**. *** #### **V** **VRAM (Video RAM)** – GPU memory that determines **how much data a GPU can process at once**, crucial for **AI models, rendering, and large datasets**. *** #### **W** **Web3 Integration** – The ability to connect **decentralized applications (dApps), wallets, and smart contracts** within Nebula AI.