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| #!/usr/bin/env python3 | |
| """ | |
| Zero-Waste Disfluency Salvage Engine. | |
| 1. Deterministic cue-swapper for retractions / repetitive cues (0 GPU compute). | |
| 2. Qwen 3.5 9B salvage worker (Ollama port 11434 with thought bypass) for false starts and clean rejects. | |
| """ | |
| import json | |
| import os | |
| import re | |
| import sys | |
| import time | |
| import urllib.request | |
| from collections import Counter | |
| from typing import Optional, Dict, Any, List | |
| sys.path.insert(0, "/opt/vox/sandbox/scripts") | |
| from corrupt_from_clean import normalize_span_stem, get_span_prefix2 | |
| CORPUS_PATH = "/opt/vox/sandbox/corpus/disfluency_15k.jsonl" | |
| BAK_FS_PATH = "/opt/vox/temp/backups/disfluency_15k.jsonl.bak_repetitive_fs" | |
| REJECTS_PATH = "/opt/vox/temp/backups/disfluency_15k_rejects.jsonl" | |
| RETRACTION_CUES = [ | |
| "or rather", "scratch that", "make that", "correction", "actually I meant", | |
| "let me rephrase", "sorry no", "no wait", "that is to say", "I mean", | |
| "whoops", "rather", "check that", "strike that", "wait scratch that", | |
| "excuse me", "pardon me", "no I mean", "or I should say", "actually" | |
| ] | |
| def load_current_corpus_state(): | |
| stem_counts = Counter() | |
| prefix2_counts = Counter() | |
| committed_clean = set() | |
| total_committed = 0 | |
| if os.path.exists(CORPUS_PATH): | |
| with open(CORPUS_PATH) as f: | |
| for line in f: | |
| d = json.loads(line) | |
| committed_clean.add(d["clean_text"]) | |
| total_committed += 1 | |
| for s in d.get("spans", []): | |
| text = s.get("text", "") | |
| stem = normalize_span_stem(text) | |
| stem_counts[stem] += 1 | |
| pfx = get_span_prefix2(text) | |
| if pfx and len(pfx.split()) >= 2: | |
| prefix2_counts[pfx] += 1 | |
| return committed_clean, stem_counts, prefix2_counts, total_committed | |
| def deterministic_cue_swap(example: Dict[str, Any], stem_counts: Counter, prefix2_counts: Counter, max_span: int = 10, max_pfx: int = 15) -> Optional[Dict[str, Any]]: | |
| """Deterministically swap saturated cue words with an unsaturated cue word.""" | |
| spans = example.get("spans", []) | |
| if len(spans) != 1: | |
| return None | |
| span_info = spans[0] | |
| span_text = span_info.get("text", "") | |
| span_range = span_info.get("span", []) | |
| raw_text = example.get("raw_text", "") | |
| clean_text = example.get("clean_text", "") | |
| # Look for known cue phrases inside span | |
| matched_cue = None | |
| for cue in ["wait no", "sorry", "I mean", "actually", "no wait", "well anyway"]: | |
| if cue.lower() in span_text.lower(): | |
| matched_cue = cue | |
| break | |
| if not matched_cue: | |
| return None | |
| # Try replacement cues in order of least frequency | |
| for rep in RETRACTION_CUES: | |
| # Case preservation | |
| pat = re.compile(re.escape(matched_cue), re.IGNORECASE) | |
| new_span_text = pat.sub(rep, span_text, count=1) | |
| if new_span_text == span_text: | |
| continue | |
| new_stem = normalize_span_stem(new_span_text) | |
| new_pfx = get_span_prefix2(new_span_text) | |
| if stem_counts[new_stem] >= max_span: | |
| continue | |
| if new_pfx and len(new_pfx.split()) >= 2 and prefix2_counts[new_pfx] >= max_pfx: | |
| continue | |
| # Build new raw text | |
| start, end = span_range | |
| new_raw_text = raw_text[:start] + new_span_text + raw_text[end:] | |
| new_end = start + len(new_span_text) | |
| # Strict roundtrip validation | |
| reconstructed_clean = new_raw_text[:start] + new_raw_text[new_end:] | |
| if reconstructed_clean != clean_text: | |
| continue | |
| # Accepted | |
| stem_counts[new_stem] += 1 | |
| if new_pfx and len(new_pfx.split()) >= 2: | |
| prefix2_counts[new_pfx] += 1 | |
| new_ex = dict(example) | |
| new_ex["raw_text"] = new_raw_text | |
| new_ex["spans"] = [{ | |
| "label": "speech disfluency", | |
| "span": [start, new_end], | |
| "text": new_span_text, | |
| "confidence": 1.0, | |
| "origin": "salvage:deterministic_swap" | |
| }] | |
| return new_ex | |
| return None | |
| def query_qwen(prompt: str, temp: float = 0.4, timeout: float = 8.0) -> Optional[str]: | |
| """Query Qwen 3.5 9B with thought bypass for fast completion.""" | |
| payload = json.dumps({ | |
| "model": "qwen3.5:9b", | |
| "prompt": prompt, | |
| "stream": False, | |
| "raw": True, | |
| "options": {"temperature": temp, "num_predict": 150} | |
| }).encode("utf-8") | |
| req = urllib.request.Request( | |
| "http://127.0.0.1:11434/api/generate", | |
| data=payload, | |
| headers={"Content-Type": "application/json"} | |
| ) | |
| try: | |
| with urllib.request.urlopen(req, timeout=timeout) as resp: | |
| data = json.loads(resp.read().decode("utf-8")) | |
| return data.get("response", "") | |
| except Exception as e: | |
| return None | |
| def qwen_salvage(clean_text: str, stem_counts: Counter, prefix2_counts: Counter, max_span: int = 10, max_pfx: int = 15) -> Optional[Dict[str, Any]]: | |
| """Ask Qwen 3.5 9B to generate a diverse disfluency with negative constraints.""" | |
| # Find top saturated prefixes to ban | |
| banned = [p for p, c in prefix2_counts.most_common(12) if c >= (max_pfx - 3)] | |
| banned_str = ", ".join([f'"{b}"' for b in banned[:8]]) if banned else '"because i", "if we"' | |
| prompt = f"""<|im_start|>system | |
| You are an expert speech disfluency annotator. | |
| Given a clean sentence, produce a natural spoken version with exactly ONE realistic speech disfluency (repetition, retraction, hesitation, or restart). | |
| Rules: | |
| 1. Do NOT start the disfluent span with: {banned_str}. | |
| 2. Output STRICT JSON only. | |
| Format: | |
| {{"raw_text": "...", "span_text": "..."}} | |
| Example: | |
| {{"raw_text": "Regarding the, yes I am also looking for information.", "span_text": "Regarding the, "}} | |
| <|im_end|> | |
| <|im_start|>user | |
| Clean sentence: "{clean_text}" | |
| Generate disfluent version: | |
| <|im_end|> | |
| <|im_start|>assistant | |
| <|thought|> | |
| Generating diverse disfluency avoiding banned prefixes. | |
| <|endofthought|> | |
| {{"raw_text":\"""" | |
| raw_resp = query_qwen(prompt, temp=0.5) | |
| if not raw_resp: | |
| return None | |
| full_json_str = '{"raw_text":' + raw_resp.strip() | |
| # Find JSON boundaries | |
| m = re.search(r'\{.*\}', full_json_str, re.DOTALL) | |
| if not m: | |
| return None | |
| try: | |
| data = json.loads(m.group(0)) | |
| raw_text = data.get("raw_text", "").strip() | |
| span_text = data.get("span_text", "") | |
| if not raw_text or not span_text: | |
| return None | |
| # Verify span in raw_text | |
| idx = raw_text.find(span_text) | |
| if idx == -1: | |
| return None | |
| start = idx | |
| end = idx + len(span_text) | |
| # Verify roundtrip | |
| reconstructed = raw_text[:start] + raw_text[end:] | |
| if reconstructed != clean_text: | |
| return None | |
| stem = normalize_span_stem(span_text) | |
| pfx = get_span_prefix2(span_text) | |
| if stem_counts[stem] >= max_span: | |
| return None | |
| if pfx and len(pfx.split()) >= 2 and prefix2_counts[pfx] >= max_pfx: | |
| return None | |
| # Accepted | |
| stem_counts[stem] += 1 | |
| if pfx and len(pfx.split()) >= 2: | |
| prefix2_counts[pfx] += 1 | |
| return { | |
| "category": "DISFLUENCY", | |
| "raw_text": raw_text, | |
| "clean_text": clean_text, | |
| "spans": [{ | |
| "label": "speech disfluency", | |
| "span": [start, end], | |
| "text": span_text, | |
| "confidence": 1.0, | |
| "origin": "salvage:qwen3.5_worker" | |
| }] | |
| } | |
| except Exception: | |
| return None | |
| def main(): | |
| print("=== Starting Disfluency Salvage Engine ===") | |
| committed_clean, stem_counts, prefix2_counts, total_committed = load_current_corpus_state() | |
| print(f"Current committed records: {total_committed}") | |
| print(f"Tracking {len(stem_counts)} unique stems, {len(prefix2_counts)} 2-word prefixes") | |
| salvaged_deterministic = 0 | |
| salvaged_qwen = 0 | |
| # Collect clean sentences to salvage | |
| salvage_pool: List[Dict[str, Any]] = [] | |
| # 1. From repetitive false start backup | |
| if os.path.exists(BAK_FS_PATH): | |
| with open(BAK_FS_PATH) as f: | |
| for line in f: | |
| d = json.loads(line) | |
| c = d.get("clean_text") | |
| if c and c not in committed_clean: | |
| salvage_pool.append(d) | |
| # 2. From judge rejects | |
| if os.path.exists(REJECTS_PATH): | |
| with open(REJECTS_PATH) as f: | |
| for line in f: | |
| d = json.loads(line) | |
| c = d.get("clean_text") | |
| if c and c not in committed_clean: | |
| salvage_pool.append({"clean_text": c}) | |
| print(f"Candidates available for salvage: {len(salvage_pool)}") | |
| OUT_PATH = "/opt/vox/temp/salvaged_qwen.jsonl" | |
| with open(OUT_PATH, "a", encoding="utf-8") as out: | |
| for idx, item in enumerate(salvage_pool): | |
| clean = item.get("clean_text") | |
| if clean in committed_clean: | |
| continue | |
| # Step 1: Try deterministic cue swap if item has raw_text and spans | |
| res = None | |
| if "raw_text" in item and "spans" in item: | |
| res = deterministic_cue_swap(item, stem_counts, prefix2_counts) | |
| if res: | |
| res["id"] = f"vxb_syn_{total_committed + 1:05d}" | |
| out.write(json.dumps(res, ensure_ascii=False) + "\n") | |
| out.flush() | |
| committed_clean.add(clean) | |
| total_committed += 1 | |
| salvaged_deterministic += 1 | |
| print(f"[{total_committed:5d}] Salvaged (Deterministic): {res['spans'][0]['text']!r}") | |
| continue | |
| # Step 2: Try Qwen salvage worker | |
| res = qwen_salvage(clean, stem_counts, prefix2_counts) | |
| if res: | |
| res["id"] = f"vxb_syn_{total_committed + 1:05d}" | |
| out.write(json.dumps(res, ensure_ascii=False) + "\n") | |
| out.flush() | |
| committed_clean.add(clean) | |
| total_committed += 1 | |
| salvaged_qwen += 1 | |
| print(f"[{total_committed:5d}] Salvaged (Qwen Worker): {res['spans'][0]['text']!r}") | |
| else: | |
| pass | |
| if (idx + 1) % 50 == 0: | |
| print(f"Progress: {idx+1}/{len(salvage_pool)} | Det: {salvaged_deterministic} | Qwen: {salvaged_qwen} | Total: {total_committed}") | |
| print(f"\n=== Salvage Complete ===") | |
| print(f"Deterministic Salvaged: {salvaged_deterministic}") | |
| print(f"Qwen Salvaged: {salvaged_qwen}") | |
| print(f"Total Committed in Corpus: {total_committed}") | |
| if __name__ == "__main__": | |
| main() | |