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docs: correct typo for Apple Silicon in install guide and README

- Fix typo in install.rst and README_zh-CN.md
- Change 'apple slicon' to 'Apple silicon'

docs(README): fix typo

docs(README): fix typo

update readme

feat(pdf): optimize formula parsing and update pdfminer.six

- Improve formula parsing success rate for better formula rendering
- Upgrade pdfminer.six to the latest version to fix PDF parsing issues- Update changelog in both English and Chinese README files

build(deps): update pdfminer.six to latest version

- Improve \left and \right command handling in LaTeX formulas
- Enhance environment type matching for array, matrix, and other structures
- Refactor code for better readability and maintainability

- Refactor LaTeX left/right pair fixing logic for better balance
- Add environment detection and correction for common math environments
- Implement more robust whitespace handling and command substitution
- Optimize regex patterns for improved performance and readability

- Change pdfminer.six dependency from ==20231228 to >=20250416
- This update ensures compatibility with the latest version of pdfminer.six

- Add functions to fix LaTeX left and right commands
- Implement brace matching and repair in LaTeX formulas
- Remove unnecessary whitespace and repair LaTeX code
- Replace specific LaTeX commands with appropriate alternatives
- Add logging for debugging purposes

- Add functions to fix LaTeX left and right commands
- Implement brace matching and repair in LaTeX formulas
- Remove unnecessary whitespace and repair LaTeX code
- Replace specific LaTeX commands with appropriate alternatives
- Add logging for debugging purposes

fix(mfr): improve LaTeX whitespace handling in unimernet model

- Preserve "\ " sequences during whitespace removal
- Add temporary substitution to prevent incorrect processing of "\ " sequences
- Restore "\ " sequences after removing unnecessary whitespace

master->dev

Release 1.3.8

test(table): update test_rapidtable.py to handle SegLink text variations

- Modify assertion for first cell text to check for 'SegLink' instead of exact match
- This change accommodates variations in SegLink text format

feat(ocr): add new Chinese OCR model and update language support

- Replace get_device() function call with direct 'device' variable usage
- Simplify device configuration in OCR model initialization

- Add new Chinese OCR model (ch_PP-OCRv4_rec_server_doc_infer) for server-side use
- Update language support in app.py to include new Chinese model
- Modify models_config.yml to add new model configuration

master->dev

Release 1.3.7

refactor(table): replace ocr_engine with lang in table model prediction

- Fix lang parameter ineffectiveness during table parsing model initialization
- Resolve significant slowdown in OCR and table parsing speed in CPU mode
- Update changelog in README.md and README_zh-CN.md

- Fix lang parameter ineffectiveness during table parsing model initialization
- Resolve significant slowdown in OCR and table parsing speed in CPU mode
- Update changelog in README.md and README_zh-CN.md

- Automatically change to ch_lite model when using CPU for Chinese OCR
- This modification improves performance on CPU devices

- Remove OCR engine instantiation inside the loop
- Pass language directly to the table model instead of OCR engine
- Simplify code structure and improve readability

Release 1.3.6

feat: add support for JPEG images and update documentation 

- Add '.jpeg' to the list of supported image extensions in app.py and read_api.py
- Update projects READMEs to indicate that web_demo is deprecated