[TTS]英文数据 MFA 之前过滤标点，防止标点和单词黏连导致 OOV 变成 spn

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9,453 stars (9,453 stars)

PR merge metrics

Avg merge 45d 19h (Avg merge 45d 19h)6 merged PRs in 30d (6 merged PRs in 30d)

Description

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Contributor guide

Research direction

Examine the MFA (Montreal Forced Aligner) data preprocessing pipeline for English TTS in PaddleSpeech. Identify where punctuation filtering should occur to prevent concatenation with words, causing OOV tokens to become 'spn'. Implement or fix the punctuation filtering logic.

Tech stack

python

Domain

ai

Issue type

Bug

DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.

2

Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.

1-3 hours

Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.

Active

ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.

Mostly clear

Prerequisites

Python

Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.

70