AWS Machine Learning Blog

MARCH 11, 2025

simple_w_condition Movie In 2016, which movie was distinguished for its visual effects at the oscars? The goal is to index these five webpages dynamically using a common embedding algorithm and then use a retrieval (and reranking) strategy to retrieve chunks of data from the indexed knowledge base to infer the final answer.

K-nearest Neighbors 103

K-nearest Neighbors AWS Database AI 103

AWS Machine Learning Blog

NOVEMBER 9, 2023

This retrieval can happen using different algorithms. Formally, often k-nearest neighbors (KNN) or approximate nearest neighbor (ANN) search is often used to find other snippets with similar semantics. Semantic retrieval BM25 focuses on lexical matching.

AWS 120

AWS Natural Language Processing K-nearest Neighbors Computer Science 120

Mlearning.ai

FEBRUARY 15, 2023

Figure 4 Data Cleaning Conventional algorithms are often biased towards the dominant class, ignoring the data distribution. Figure 11 Model Architecture The algorithms and models used for the first three classifiers are essentially the same. K-Nearest Neighbou r: The k-Nearest Neighbor algorithm has a simple concept behind it.

Cross Validation 52

Cross Validation Decision Trees Algorithm Natural Language Processing 52