2016 Algorithm K-nearest Neighbors 
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.
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.
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