Class: DbClustering::DatasourceAdapters::InMemory

Inherits:
Object
  • Object
show all
Defined in:
lib/datasource_adapters/in_memory.rb

Instance Method Summary collapse

Constructor Details

#initialize(array:, vector_params: nil) ⇒ InMemory

Returns a new instance of InMemory.



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# File 'lib/datasource_adapters/in_memory.rb', line 5

def initialize(array:, vector_params: nil)
  @vector_params = vector_params
  @array = array.map{ |datasource_point| DbClustering::Models::Point.new(datasource_point: datasource_point, vector_params: @vector_params) }
end

Instance Method Details

#iterate_all_points ⇒ Object 



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# File 'lib/datasource_adapters/in_memory.rb', line 10

def iterate_all_points
  points_count = @array.count
  @array.each.with_index do |point, current_index|
    yield(point, current_index, points_count)
  end
end

#neighbors(point:, distance_metric:, max_distance:) ⇒ Object 



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# File 'lib/datasource_adapters/in_memory.rb', line 17

def neighbors(point:, distance_metric:, max_distance:)
  neighbors = []

  @array.each do |neighbor_candidate|
    if distance_metric.distance(point.vector, neighbor_candidate.vector) <= max_distance
      neighbors << neighbor_candidate
    end
  end

  neighbors
end