AWS Machine Learning Blog

FEBRUARY 5, 2025

These databases typically use k-nearest (k-NN) indexes built with advanced algorithms such as Hierarchical Navigable Small Worlds (HNSW) and Inverted File (IVF) systems. OpenSearch Service then uses the vectors to find the k-nearest neighbors (KNN) to the vectorized search term and image to retrieve the relevant listings.

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K-nearest Neighbors Machine Learning Machine Learning Database 88

IBM Journey to AI blog

DECEMBER 20, 2023

Classification algorithms include logistic regression, k-nearest neighbors and support vector machines (SVMs), among others. Association algorithms allow data scientists to identify associations between data objects inside large databases, facilitating data visualization and dimensionality reduction.

Machine Learning 92

Machine Learning Machine Learning Supervised Learning Clustering 92

Flipboard

FEBRUARY 7, 2025

This post shows you how to set up RAG using DeepSeek-R1 on Amazon SageMaker with an OpenSearch Service vector database as the knowledge base. Complete the following steps: On the OpenSearch Service console, choose Dashboard under Managed clusters in the navigation pane. Choose your domains dashboard.

Database 85

Database AWS Python ML 85

Pickl AI

JULY 17, 2023

There are different kinds of unsupervised learning algorithms, including clustering, anomaly detection, neural networks, etc. The algorithms will perform the task using unsupervised learning clustering, allowing the dataset to divide into groups based on the similarities between images. It can be either agglomerative or divisive.

Machine Learning 52

Machine Learning Machine Learning K-nearest Neighbors Clustering 52

AWS Machine Learning Blog

APRIL 19, 2024

We stored the embeddings in a vector database and then used the Large Language-and-Vision Assistant (LLaVA 1.5-7b) 7b) model to generate text responses to user questions based on the most similar slide retrieved from the vector database. Claude 3 Sonnet is the next generation of state-of-the-art models from Anthropic.

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AWS ML ML Database 126

AWS Machine Learning Blog

JANUARY 6, 2023

OpenSearch Service currently has tens of thousands of active customers with hundreds of thousands of clusters under management processing trillions of requests per month. OpenSearch Service offers the latest versions of OpenSearch, support for 19 versions of Elasticsearch (1.5 Solution overview. Prerequisites.

AWS 101

AWS ML ML Machine Learning 101

DagsHub

JUNE 24, 2024

This can lead to enhancing accuracy but also increasing the efficiency of downstream tasks such as classification, retrieval, clusterization, and anomaly detection, to name a few. This can lead to higher accuracy in tasks like image classification and clusterization due to the fact that noise and unnecessary information are reduced.

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Clustering Machine Learning Machine Learning K-nearest Neighbors 40

Pickl AI

SEPTEMBER 12, 2024

Key Components of Data Science Data Science consists of several key components that work together to extract meaningful insights from data: Data Collection: This involves gathering relevant data from various sources, such as databases, APIs, and web scraping. Data Cleaning: Raw data often contains errors, inconsistencies, and missing values.

Data Analyst 52

Data Analyst Data Science Machine Learning Machine Learning 52

Pickl AI

NOVEMBER 18, 2024

Clustering and dimensionality reduction are common tasks in unSupervised Learning. For example, clustering algorithms can group customers by purchasing behaviour, even if the group labels are not predefined. This data can come from databases, APIs, or public datasets. Once you have your data, preprocessing is the next step.

Machine Learning 52

Machine Learning Machine Learning Algorithm Decision Trees 52

The MLOps Blog

DECEMBER 19, 2022

A set of classes sometimes forms a group/cluster. So, we can plot the high-dimensional vector space into lower dimensions and evaluate the integrity at the cluster level. Adding vectors to the index (xb are database vectors that are to be indexed). D, I = index.search(xq, k) #Source: [link] Check this out to learn more.

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ML ML Algorithm Deep Learning 52

AWS Machine Learning Blog

FEBRUARY 25, 2025

Instead of treating each input as entirely unique, we can use a distance-based approach like k-nearest neighbors (k-NN) to assign a class based on the most similar examples surrounding the input. This doesnt imply that clusters coudnt be highly separable in higher dimensions.

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Algorithm Machine Learning Machine Learning K-nearest Neighbors 84

Mlearning.ai

MAY 23, 2023

There are majorly two categories of sampling techniques based on the usage of statistics, they are: Probability Sampling techniques: Clustered sampling, Simple random sampling, and Stratified sampling. The K-Nearest Neighbor Algorithm is a good example of an algorithm with low bias and high variance.

Data Science 52

Data Science Decision Trees Machine Learning Machine Learning 52

Flipboard

JANUARY 24, 2025

A right-sized cluster will keep this compressed index in memory. He leads the product initiatives for AI and machine learning (ML) on OpenSearch including OpenSearchs vector database capabilities. Compression lowers cost by reducing the memory required by the vector engine, but it sacrifices accuracy in return.

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K-nearest Neighbors ML ML Algorithm 143