Scaling niche discovery without manual processes in enterprises is achievable with the appropriate use of technology and strategies. Here’s how:

1. Leveraging Influencer Marketing Platforms: Platforms like Upfluence, Traackr or Flinque come loaded with extensive databases of influencers segmented by industry, interest, audience demographics, and more. They offer advanced filtering capabilities that save time while avoiding the inaccuracies of manual discovery.

2. Using AI and Machine Learning: Advanced artificial intelligence and machine learning algorithms aid in quick and accurate influencer discovery. They can analyze vast amounts of data to find influencers that align with your brand’s personas, thus scaling niche discovery.

3. Implementing Programmatic Influencer Campaigns: Enterprise-level tools can automate the process of searching, negotiating with, and managing influencers. Programmatic approaches make the process faster, more efficient, and scalable.

4. Analyzing Audience Insights: Comprehensive audience analytics provided by platforms helps in finding influencers whose audiences match your target demographics, enhancing the effectiveness of your campaigns.

5. Integrating Campaign Workflows: Platforms like Flinque streamline influencer campaign planning, execution, and tracking in one place, thus reducing manual intervention and allowing scalability.

Remember, choosing the right platform depends on your enterprise’s individual needs, objectives, and existing workflows. The goal is to find tools that enhance efficiency, reduce manual labor, and provide data-backed decisions to scale niche influencer discovery.