You are an expert scientific figure editor. The provided image is an existing academic figure. Produce an improved version of this exact figure by applying ONLY the numbered improvements listed below.

CRITICAL CONSTRAINTS:
- Preserve the figure's content, structure, layout, and meaning: every component, connection, label, and data element of the original must remain present and unchanged unless an improvement explicitly targets it.
- All text must stay in clear, readable English with the EXACT same wording as the original. Do not generate garbled, misspelled, or non-English text.
- Do not add new content, captions, titles, watermarks, or decorative elements.
- Apply every listed improvement; make no other changes.

## IMPROVEMENTS TO APPLY

{suggestions}
