Unverified50% confidenceFactExact time
Binary or rich-format files such as PDF, Word, and Excel are opaque byte streams, and diff tools cannot perform meaningful line-by-line comparisons on them.
1
Sources
50%
Confidence
Long-term
Relevance
10/12/2026
First Seen
Sources
Related Entities
Related Claims
Unverified确定性解析工具如PyMuPDF和pdfplumber无法处理扫描件或手写内容，因为这类文档没有可解析的文本层78% similarUnverifiedPoor PDF parsing flattens two-dimensional tables into rows of unrelated numbers and text, losing row-column relationships.72% similarUnverifiedThe text stream in document formats such as PDF is not always stored in visual order; multi-column layouts, mixed text and image arrangements, and interleaved footnotes and headers can cause the underlying text stream to be misaligned with visual order.69% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1003950API
curl https://kongchang.com/api/v1/knowledge/claims/1003950MCP
get_claim(id=1003950)