core/org.gnit.lucenekmp.search.knn

Package-level declarations

Types

KnnCollectorManager responsible for creating KnnCollector instances. Useful to create KnnCollector instances that share global state across leaves, such a global queue of results collected so far.

KnnSearchStrategy

abstract class KnnSearchStrategy

KnnSearchStrategy is a strategy for kNN search, providing additional search strategy configuration

MultiLeafKnnCollector

class MultiLeafKnnCollector(k: Int, greediness: Float, interval: Int, globalSimilarityQueue: BlockingFloatHeap, subCollector: AbstractKnnCollector) : KnnCollector.Decorator

MultiLeafKnnCollector is a specific KnnCollector that can exchange the top collected results across segments through a shared global queue.

TopKnnCollectorManager

class TopKnnCollectorManager(k: Int, indexSearcher: IndexSearcher) : KnnCollectorManager

TopKnnCollectorManager responsible for creating TopKnnCollector instances. When concurrency is supported, the BlockingFloatHeap is used to track the global top scores collected across all leaves.