Class: Ragnar::CLI::Umap

Inherits:
Thor
  • Object
show all
Defined in:
lib/ragnar/cli_umap.rb

Instance Method Summary collapse

Instance Method Details

#apply ⇒ Object 



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# File 'lib/ragnar/cli_umap.rb', line 51

def apply
  config = Config.instance
  model_path = if options[:model_path]
    options[:model_path]
  else
    File.join(config.models_dir, "umap_model.bin")
  end

  unless File.exist?(model_path)
    say "Error: UMAP model not found at: #{model_path}", :red
    say "Please run 'ragnar umap train' first to create a model.", :yellow
    exit 1
  end

  say "Applying UMAP model to embeddings...", :green

  processor = UmapProcessor.new(
    db_path: options[:db_path] || config.database_path,
    model_path: model_path
  )

  begin
    stats = processor.apply(batch_size: options[:batch_size] || 100)

    say "\nUMAP application complete!", :green
    say "Embeddings processed: #{stats[:processed]}"
    say "Already processed: #{stats[:skipped]}"
    say "Errors: #{stats[:errors]}" if stats[:errors] > 0
  rescue => e
    say "Error applying UMAP: #{e.message}", :red
    exit 1
  end
end

#train ⇒ Object 



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# File 'lib/ragnar/cli_umap.rb', line 14

def train
  say "Training UMAP model on embeddings...", :green

  config = Config.instance
  model_path = if options[:model_path]
    options[:model_path]
  else
    File.join(config.models_dir, "umap_model.bin")
  end

  processor = UmapProcessor.new(
    db_path: options[:db_path] || config.database_path,
    model_path: model_path
  )

  begin
    stats = processor.train(
      n_components: options[:n_components] || 50,
      n_neighbors: options[:n_neighbors] || 15,
      min_dist: options[:min_dist] || 0.1
    )

    say "\nUMAP training complete!", :green
    say "Embeddings processed: #{stats[:embeddings_count]}"
    say "Original dimensions: #{stats[:original_dims]}"
    say "Reduced dimensions: #{stats[:reduced_dims]}"
    say "Model saved to: #{processor.model_path}"
  rescue => e
    say "Error during UMAP training: #{e.message}", :red
    exit 1
  end
end