Evidence · first-party tested
The tool reduced background noise by about 60–70% and largely removed echo, but it did not fully clean the output: residual noise remained at 0.03 s and 0.11–0.12 s, and bird chirping was still audible at 0.13–0.16 s, so the result was cleaner rather than noise-free.
Premiere Pro — Input - Remove Background Noise From Video.mp4
Premiere Pro — Premiere pro Output.mp4
The observation
The tool reduced background noise by about 60–70% and largely removed echo, but it did not fully clean the output: residual noise remained at 0.03 s and 0.11–0.12 s, and bird chirping was still audible at 0.13–0.16 s, so the result was cleaner rather than noise-free.
Criterion: Noise Removal Effectiveness · Scenario: Outside in balcony birds vehicles and surrounding noise (group: background-noise-removal-audio)
Query this
get_evidence({
tool: "premiere-pro",
scenario: "background-noise-removal-audio"
})MCP · mcp.aidemos.com/api/mcp
Free with attribution.
Free with attribution.
Same input, other tools
Real outputs, no retouching · every cell queryable via API & MCP · aidemos.com