Interface IDistanceFeatureQuery

Boosts the relevance score of documents closer to a provided origin date or point. For example, you can use this query to give more weight to documents closer to a certain date or location. You can use the distance_feature query to find the nearest neighbors to a location. You can also use the query in a bool search’s should filter to add boosted relevance scores to the bool query’s scores.

Inherited Members
Namespace: OpenSearch.Client
Assembly: OpenSearch.Client.dll
Syntax
public interface IDistanceFeatureQuery : IFieldNameQuery, IQuery

Properties

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Origin

Date or point of origin used to calculate distances. If the field value is a date or date_nanos field, the origin value must be a date. Date Math, such as now-1h, is supported. If the field value is a geo_point field, the origin value must be a geopoint.

Declaration
[DataMember(Name = "origin")]
Union<GeoCoordinate, DateMath> Origin { get; set; }
Property Value
Type Description
Union<GeoCoordinate, DateMath>
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Pivot

Distance from the origin at which relevance scores receive half of the boost value. If the field value is a date or date_nanos field, the pivot value must be a time unit, such as 1h or 10d. If the field value is a geo_point field, the pivot value must be a distance unit, such as 1km or 12m.

Declaration
[DataMember(Name = "pivot")]
Union<Distance, Time> Pivot { get; set; }
Property Value
Type Description
Union<Distance, Time>

Extension Methods