Glossary

Searchable terminology from accessibility, web standards, and related fields.

66 results found in machine learning.

Training Data (Training Set, Training Dataset)
The collection of labeled examples used to teach a machine learning model to perform a specific task. The quality, quantity, and diversity of training data directly determine how well a model will per…
Transfer Learning
A machine learning technique where a model trained on a large general dataset is adapted to perform a new, more specific task using a much smaller amount of new training data. Rather than training a m…
Trigram (3-gram)
A sequence of three consecutive words used in statistical language modeling for word prediction. Trigram models predict the next word based on the two preceding words, capturing more context than simp…
Whisper (OpenAI Whisper, Whisper ASR)
An open-source automatic speech recognition (ASR) model released by OpenAI in 2022, trained on 680,000 hours of multilingual and multitask supervised audio data. Whisper supports transcription in doze…
YOLO (You Only Look Once)
YOLO (You Only Look Once) is a real-time object detection algorithm that identifies and locates objects within images or video frames in a single pass through a neural network. In accessibility applic…
iVector (Identity Vector, i-vector)
A low-dimensional representation of voice characteristics widely used in speaker recognition and verification systems. iVectors capture many acoustic aspects of a speaker's voice in a compact form, ma…