Elasticsearch returning less than k results for a knn search and returns negative document scores · Issue #100975 · elastic/elasticsearch · GitHub
![Building an NLU-powered search application with Amazon SageMaker and the Amazon OpenSearch Service KNN feature | AWS Machine Learning Blog Building an NLU-powered search application with Amazon SageMaker and the Amazon OpenSearch Service KNN feature | AWS Machine Learning Blog](https://d2908q01vomqb2.cloudfront.net/f1f836cb4ea6efb2a0b1b99f41ad8b103eff4b59/2020/10/07/1-1-3.jpg)
Building an NLU-powered search application with Amazon SageMaker and the Amazon OpenSearch Service KNN feature | AWS Machine Learning Blog
![An elastic model trained on polynomial features (constructed from KNN pdp) | Download Scientific Diagram An elastic model trained on polynomial features (constructed from KNN pdp) | Download Scientific Diagram](https://www.researchgate.net/publication/349504860/figure/fig5/AS:994242742743040@1614057350484/An-elastic-model-trained-on-polynomial-features-constructed-from-KNN-pdp.png)