class DbClustering::DatasourceAdapters::ActiveRecord
Public Class Methods
new(relation:, vector_params: nil)
click to toggle source
# File lib/datasource_adapters/active_record.rb, line 5 def initialize(relation:, vector_params: nil) @relation = relation @vector_params = vector_params end
Public Instance Methods
iterate_all_points() { |point, current_index, points_count| ... }
click to toggle source
# File lib/datasource_adapters/active_record.rb, line 10 def iterate_all_points points_count = @relation.count current_index = 0 @relation.find_each do |datasource_point| point = DbClustering::Models::Point.new(datasource_point: datasource_point, vector_params: @vector_params) yield(point, current_index, points_count) current_index += 1 end end
neighbors(point:, distance_metric:, max_distance:)
click to toggle source
# File lib/datasource_adapters/active_record.rb, line 21 def neighbors(point:, distance_metric:, max_distance:) neighbors = [] @relation.find_each do |neighbor_candidate| candidate_point = DbClustering::Models::Point.new(datasource_point: neighbor_candidate, vector_params: @vector_params) if distance_metric.distance(point.vector, candidate_point.vector) <= max_distance neighbors << candidate_point end end neighbors end