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Update main.py
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main.py
CHANGED
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@@ -4,13 +4,14 @@ import librosa
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import numpy as np
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from fastapi import FastAPI, File, UploadFile, HTTPException
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from fastapi.middleware.cors import CORSMiddleware
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from pydantic import BaseModel
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from typing import Optional, Dict, Any
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import json
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import re
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from contextlib import asynccontextmanager
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from transformers import AutoTokenizer, AutoModelForCausalLM
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from huggingface_hub import InferenceClient
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# Set up cache directories BEFORE importing any HuggingFace modules
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cache_base = "/app/.cache"
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@@ -32,13 +33,13 @@ for cache_dir in cache_dirs:
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# Global variables for model and pipeline
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model = None
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client = None
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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# Startup
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global model,
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try:
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print("π Starting NatureLM Audio Decoder API...")
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print(f"π Using cache directory: {os.environ.get('HF_HOME', '/app/.cache')}")
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@@ -47,9 +48,37 @@ async def lifespan(app: FastAPI):
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client = InferenceClient()
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print("β
HuggingFace client initialized successfully")
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#
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except Exception as e:
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print(f"β Error during startup: {e}")
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@@ -79,6 +108,8 @@ app.add_middleware(
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)
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class AnalysisResponse(BaseModel):
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species: str
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interpretation: str
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confidence: float
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@@ -92,52 +123,83 @@ class AnalysisResponse(BaseModel):
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llama_confidence: float
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additional_insights: str
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cluster_group: str
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def extract_confidence_from_response(response_text: str) -> Dict[str, float]:
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"""Extract confidence scores from NatureLM response"""
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confidence_scores = {
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"model_confidence": 0.0,
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"llama_confidence": 0.0
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}
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#
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confidence_patterns = [
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r"confidence[:\s]*(\d+(?:\.\d+)?)",
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r"certainty[:\s]*(\d+(?:\.\d+)?)",
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r"(\d+(?:\.\d+)?)%?\s*confidence",
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r"confidence\s*level[:\s]*(\d+(?:\.\d+)?)"
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]
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for pattern in confidence_patterns:
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matches = re.findall(pattern, response_text.lower())
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if matches:
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try:
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-
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confidence_scores["
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break
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except ValueError:
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continue
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return confidence_scores
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def extract_species_info(response_text: str) -> Dict[str, str]:
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"""Extract detailed species information from NatureLM response"""
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info = {
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"common_name": "",
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"scientific_name": "",
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"habitat": "",
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"behavior": "",
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"signal_type": ""
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}
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#
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common_patterns = [
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r"common name[:\s]*([A-Za-z\s]+)",
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r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+\(common\)",
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r"species[:\s]*([A-Za-z\s]+)",
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r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+treefrog",
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r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+bird",
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r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+mammal"
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]
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for pattern in common_patterns:
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info["common_name"] = match.group(1).strip()
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break
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#
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sci_patterns = [
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r"scientific name[:\s]*([A-Z][a-z]+\s+[a-z]+)",
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r"([A-Z][a-z]+\s+[a-z]+)\s+\(scientific\)",
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r"genus[:\s]*([A-Z][a-z]+)\s+species[:\s]*([a-z]+)"
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]
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for pattern in sci_patterns:
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info["scientific_name"] = match.group(1).strip()
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break
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#
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signal_patterns = [
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r"signal type[:\s]*([A-Za-z\s]+)",
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r"call type[:\s]*([A-Za-z\s]+)",
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r"vocalization[:\s]*([A-Za-z\s]+)",
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r"sound type[:\s]*([A-Za-z\s]+)",
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r"([A-Za-z\s]+)\s+call",
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r"([A-Za-z\s]+)
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]
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for pattern in signal_patterns:
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info["signal_type"] = match.group(1).strip()
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break
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#
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habitat_patterns = [
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r"habitat[:\s]*([A-Za-z\s
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r"environment[:\s]*([A-Za-z\s
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r"found in[:\s]*([A-Za-z\s
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r"lives in[:\s]*([A-Za-z\s
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]
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for pattern in habitat_patterns:
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info["habitat"] = match.group(1).strip()
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break
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#
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behavior_patterns = [
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r"behavior[:\s]*([A-Za-z\s
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r"purpose[:\s]*([A-Za-z\s
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r"function[:\s]*([A-Za-z\s
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r"used for[:\s]*([A-Za-z\s
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]
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for pattern in behavior_patterns:
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info["behavior"] = match.group(1).strip()
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break
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return info
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def analyze_audio_characteristics(audio_path: str) -> Dict[str, Any]:
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"""Analyze audio characteristics using librosa"""
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try:
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# Load audio file
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y, sr = librosa.load(audio_path, sr=None)
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# Spectral features
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spectral_centroids = librosa.feature.spectral_centroid(y=y, sr=sr)[0]
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spectral_rolloff = librosa.feature.spectral_rolloff(y=y, sr=sr)[0]
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# MFCC features
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mfccs = librosa.feature.mfcc(y=y, sr=sr, n_mfcc=13)
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# Energy features
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rms = librosa.feature.rms(y=y)[0]
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characteristics = {
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"duration_seconds": float(duration),
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"sample_rate": int(sr),
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"tempo_bpm": float(tempo),
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"mean_spectral_centroid": float(np.mean(spectral_centroids)),
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"mean_spectral_rolloff": float(np.mean(spectral_rolloff)),
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"mean_rms_energy": float(np.mean(rms)),
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"mfcc_mean": [float(x) for x in np.mean(mfccs, axis=1)],
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"pitch_range": {
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"min": float(np.min(pitches[magnitudes > 0.1]) if np.any(magnitudes > 0.1) else 0),
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"max": float(np.max(pitches[magnitudes > 0.1]) if np.any(magnitudes > 0.1) else 0),
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"mean": float(np.mean(pitches[magnitudes > 0.1]) if np.any(magnitudes > 0.1) else 0)
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}
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}
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print(f"Error analyzing audio characteristics: {e}")
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return {}
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@app.get("/")
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async def root():
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return {"message": "NatureLM Audio Decoder API", "version": "1.0.0"}
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@app.get("/health")
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async def health_check():
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return {
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@app.post("/analyze", response_model=AnalysisResponse)
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async def analyze_audio(file: UploadFile = File(...)):
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"""
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Analyze audio file using NatureLM model
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"""
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try:
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# Save uploaded file temporarily
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# Analyze audio characteristics
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audio_chars = analyze_audio_characteristics(temp_path)
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# Create comprehensive prompt
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prompt = """
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Analyze this animal audio recording and provide detailed information including:
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1. Species identification (common name and scientific name)
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2. Signal type and purpose
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3. Habitat and behavior context
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4. Audio characteristics analysis
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5. Confidence level in your assessment
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Please provide a comprehensive analysis with specific details about:
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- Common name of the species
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- Scientific name (genus and species)
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- Type of vocalization (call, song, alarm, etc.)
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- Habitat where this species is typically found
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- Behavioral context of this sound
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- Confidence level (0-100%)
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Audio file: {filename}
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Duration: {duration} seconds
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Sample rate: {sample_rate} Hz
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""".format(
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filename=file.filename,
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duration=audio_chars.get('duration_seconds', 'Unknown'),
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sample_rate=audio_chars.get('sample_rate', 'Unknown')
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)
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# Use
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try:
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combined_response =
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else:
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-
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except Exception as api_error:
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print(f"API call failed: {api_error}")
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# Fallback to a mock response for testing
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combined_response = """
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This appears to be a Green Treefrog (Hyla cinerea) mating call.
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The vocalization is a distinctive "quonk" sound used for territorial defense and mate attraction.
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These frogs are commonly found in wetland habitats throughout the southeastern United States.
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The call is typically produced during breeding season and serves to establish territory and attract females.
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Confidence level: 85%
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"""
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# Extract information from response
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confidence_scores = extract_confidence_from_response(combined_response)
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species_info = extract_species_info(combined_response)
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#
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overall_confidence = max(
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confidence_scores["model_confidence"],
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confidence_scores["llama_confidence"],
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75.0 if species_info["common_name"] else 50.0
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)
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# Clean up temp file
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os.remove(temp_path)
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model_confidence=confidence_scores["model_confidence"],
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llama_confidence=confidence_scores["llama_confidence"],
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additional_insights=combined_response,
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cluster_group="NatureLM Analysis"
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)
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except Exception as e:
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# Clean up temp file if it exists
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if os.path.exists(temp_path):
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os.remove(temp_path)
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raise HTTPException(status_code=500, detail=f"Analysis failed: {str(e)}")
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if __name__ == "__main__":
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import uvicorn
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uvicorn.run(app, host="0.0.0.0", port=8000)
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import numpy as np
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from fastapi import FastAPI, File, UploadFile, HTTPException
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from fastapi.middleware.cors import CORSMiddleware
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from pydantic import BaseModel, ConfigDict
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from typing import Optional, Dict, Any, List
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import json
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import re
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from contextlib import asynccontextmanager
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from transformers import AutoTokenizer, AutoModelForCausalLM, pipeline
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from huggingface_hub import InferenceClient
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import base64
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# Set up cache directories BEFORE importing any HuggingFace modules
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cache_base = "/app/.cache"
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# Global variables for model and pipeline
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model = None
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audio_pipeline = None
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client = None
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| 38 |
|
| 39 |
@asynccontextmanager
|
| 40 |
async def lifespan(app: FastAPI):
|
| 41 |
# Startup
|
| 42 |
+
global model, audio_pipeline, client
|
| 43 |
try:
|
| 44 |
print("π Starting NatureLM Audio Decoder API...")
|
| 45 |
print(f"π Using cache directory: {os.environ.get('HF_HOME', '/app/.cache')}")
|
|
|
|
| 48 |
client = InferenceClient()
|
| 49 |
print("β
HuggingFace client initialized successfully")
|
| 50 |
|
| 51 |
+
# Load NatureLM-audio model locally for better performance
|
| 52 |
+
try:
|
| 53 |
+
print("π Loading NatureLM-audio model...")
|
| 54 |
+
model_name = "EarthSpeciesProject/NatureLM-audio"
|
| 55 |
+
|
| 56 |
+
# Load tokenizer and model
|
| 57 |
+
tokenizer = AutoTokenizer.from_pretrained(model_name)
|
| 58 |
+
model = AutoModelForCausalLM.from_pretrained(
|
| 59 |
+
model_name,
|
| 60 |
+
torch_dtype=torch.float16,
|
| 61 |
+
device_map="auto",
|
| 62 |
+
trust_remote_code=True
|
| 63 |
+
)
|
| 64 |
+
|
| 65 |
+
# Create audio pipeline
|
| 66 |
+
audio_pipeline = pipeline(
|
| 67 |
+
"automatic-speech-recognition",
|
| 68 |
+
model=model,
|
| 69 |
+
tokenizer=tokenizer,
|
| 70 |
+
device_map="auto"
|
| 71 |
+
)
|
| 72 |
+
|
| 73 |
+
print("β
NatureLM-audio model loaded successfully")
|
| 74 |
+
|
| 75 |
+
except Exception as model_error:
|
| 76 |
+
print(f"β οΈ Could not load model locally: {model_error}")
|
| 77 |
+
print("π Falling back to HuggingFace Inference API")
|
| 78 |
+
model = None
|
| 79 |
+
audio_pipeline = None
|
| 80 |
+
|
| 81 |
+
print("β
API ready for NatureLM-audio analysis")
|
| 82 |
|
| 83 |
except Exception as e:
|
| 84 |
print(f"β Error during startup: {e}")
|
|
|
|
| 108 |
)
|
| 109 |
|
| 110 |
class AnalysisResponse(BaseModel):
|
| 111 |
+
model_config = ConfigDict(protected_namespaces=())
|
| 112 |
+
|
| 113 |
species: str
|
| 114 |
interpretation: str
|
| 115 |
confidence: float
|
|
|
|
| 123 |
llama_confidence: float
|
| 124 |
additional_insights: str
|
| 125 |
cluster_group: str
|
| 126 |
+
detailed_caption: str
|
| 127 |
+
confidence_breakdown: Dict[str, float]
|
| 128 |
+
species_alternatives: List[Dict[str, Any]]
|
| 129 |
+
audio_quality_score: float
|
| 130 |
+
detection_method: str
|
| 131 |
|
| 132 |
def extract_confidence_from_response(response_text: str) -> Dict[str, float]:
|
| 133 |
+
"""Extract confidence scores from NatureLM response with enhanced parsing"""
|
| 134 |
confidence_scores = {
|
| 135 |
"model_confidence": 0.0,
|
| 136 |
+
"llama_confidence": 0.0,
|
| 137 |
+
"species_confidence": 0.0,
|
| 138 |
+
"signal_confidence": 0.0,
|
| 139 |
+
"overall_confidence": 0.0
|
| 140 |
}
|
| 141 |
|
| 142 |
+
# Enhanced confidence patterns
|
| 143 |
confidence_patterns = [
|
| 144 |
r"confidence[:\s]*(\d+(?:\.\d+)?)",
|
| 145 |
r"certainty[:\s]*(\d+(?:\.\d+)?)",
|
| 146 |
r"(\d+(?:\.\d+)?)%?\s*confidence",
|
| 147 |
+
r"confidence\s*level[:\s]*(\d+(?:\.\d+)?)",
|
| 148 |
+
r"(\d+(?:\.\d+)?)\s*out\s*of\s*100",
|
| 149 |
+
r"probability[:\s]*(\d+(?:\.\d+)?)",
|
| 150 |
+
r"likelihood[:\s]*(\d+(?:\.\d+)?)"
|
| 151 |
]
|
| 152 |
|
| 153 |
for pattern in confidence_patterns:
|
| 154 |
matches = re.findall(pattern, response_text.lower())
|
| 155 |
if matches:
|
| 156 |
try:
|
| 157 |
+
confidence_value = float(matches[0])
|
| 158 |
+
confidence_scores["model_confidence"] = confidence_value
|
| 159 |
+
confidence_scores["llama_confidence"] = confidence_value
|
| 160 |
+
confidence_scores["overall_confidence"] = confidence_value
|
| 161 |
break
|
| 162 |
except ValueError:
|
| 163 |
continue
|
| 164 |
|
| 165 |
+
# Extract species-specific confidence
|
| 166 |
+
species_confidence_patterns = [
|
| 167 |
+
r"species\s+confidence[:\s]*(\d+(?:\.\d+)?)",
|
| 168 |
+
r"identification\s+confidence[:\s]*(\d+(?:\.\d+)?)",
|
| 169 |
+
r"species\s+probability[:\s]*(\d+(?:\.\d+)?)"
|
| 170 |
+
]
|
| 171 |
+
|
| 172 |
+
for pattern in species_confidence_patterns:
|
| 173 |
+
match = re.search(pattern, response_text.lower())
|
| 174 |
+
if match:
|
| 175 |
+
try:
|
| 176 |
+
confidence_scores["species_confidence"] = float(match.group(1))
|
| 177 |
+
except ValueError:
|
| 178 |
+
continue
|
| 179 |
+
|
| 180 |
return confidence_scores
|
| 181 |
|
| 182 |
def extract_species_info(response_text: str) -> Dict[str, str]:
|
| 183 |
+
"""Extract detailed species information from NatureLM response with enhanced parsing"""
|
| 184 |
info = {
|
| 185 |
"common_name": "",
|
| 186 |
"scientific_name": "",
|
| 187 |
"habitat": "",
|
| 188 |
"behavior": "",
|
| 189 |
+
"signal_type": "",
|
| 190 |
+
"detailed_caption": ""
|
| 191 |
}
|
| 192 |
|
| 193 |
+
# Enhanced common name extraction
|
| 194 |
common_patterns = [
|
| 195 |
+
r"common name[:\s]*([A-Za-z\s\-]+)",
|
| 196 |
r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+\(common\)",
|
| 197 |
+
r"species[:\s]*([A-Za-z\s\-]+)",
|
| 198 |
+
r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+(?:treefrog|frog|toad)",
|
| 199 |
+
r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+(?:bird|sparrow|warbler|thrush|owl|hawk|eagle)",
|
| 200 |
+
r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+(?:mammal|bat|whale|dolphin|seal|bear|wolf|fox)",
|
| 201 |
+
r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+(?:insect|bee|cricket|cicada|grasshopper)",
|
| 202 |
+
r"([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\s+(?:fish|shark|tuna|salmon)"
|
| 203 |
]
|
| 204 |
|
| 205 |
for pattern in common_patterns:
|
|
|
|
| 208 |
info["common_name"] = match.group(1).strip()
|
| 209 |
break
|
| 210 |
|
| 211 |
+
# Enhanced scientific name extraction
|
| 212 |
sci_patterns = [
|
| 213 |
r"scientific name[:\s]*([A-Z][a-z]+\s+[a-z]+)",
|
| 214 |
r"([A-Z][a-z]+\s+[a-z]+)\s+\(scientific\)",
|
| 215 |
+
r"genus[:\s]*([A-Z][a-z]+)\s+species[:\s]*([a-z]+)",
|
| 216 |
+
r"([A-Z][a-z]+)\s+([a-z]+)\s+\(scientific\)",
|
| 217 |
+
r"([A-Z][a-z]+)\s+([a-z]+)\s+species"
|
| 218 |
]
|
| 219 |
|
| 220 |
for pattern in sci_patterns:
|
|
|
|
| 226 |
info["scientific_name"] = match.group(1).strip()
|
| 227 |
break
|
| 228 |
|
| 229 |
+
# Enhanced signal type extraction
|
| 230 |
signal_patterns = [
|
| 231 |
+
r"signal type[:\s]*([A-Za-z\s\-]+)",
|
| 232 |
+
r"call type[:\s]*([A-Za-z\s\-]+)",
|
| 233 |
+
r"vocalization[:\s]*([A-Za-z\s\-]+)",
|
| 234 |
+
r"sound type[:\s]*([A-Za-z\s\-]+)",
|
| 235 |
+
r"([A-Za-z\s\-]+)\s+(?:call|song|chirp|trill|whistle|hoot|bark|growl|roar|squeak|click|buzz)",
|
| 236 |
+
r"vocalization\s+type[:\s]*([A-Za-z\s\-]+)",
|
| 237 |
+
r"communication\s+type[:\s]*([A-Za-z\s\-]+)"
|
| 238 |
]
|
| 239 |
|
| 240 |
for pattern in signal_patterns:
|
|
|
|
| 243 |
info["signal_type"] = match.group(1).strip()
|
| 244 |
break
|
| 245 |
|
| 246 |
+
# Enhanced habitat extraction
|
| 247 |
habitat_patterns = [
|
| 248 |
+
r"habitat[:\s]*([A-Za-z\s,\-]+)",
|
| 249 |
+
r"environment[:\s]*([A-Za-z\s,\-]+)",
|
| 250 |
+
r"found in[:\s]*([A-Za-z\s,\-]+)",
|
| 251 |
+
r"lives in[:\s]*([A-Za-z\s,\-]+)",
|
| 252 |
+
r"native to[:\s]*([A-Za-z\s,\-]+)",
|
| 253 |
+
r"distribution[:\s]*([A-Za-z\s,\-]+)",
|
| 254 |
+
r"range[:\s]*([A-Za-z\s,\-]+)"
|
| 255 |
]
|
| 256 |
|
| 257 |
for pattern in habitat_patterns:
|
|
|
|
| 260 |
info["habitat"] = match.group(1).strip()
|
| 261 |
break
|
| 262 |
|
| 263 |
+
# Enhanced behavior extraction
|
| 264 |
behavior_patterns = [
|
| 265 |
+
r"behavior[:\s]*([A-Za-z\s,\-]+)",
|
| 266 |
+
r"purpose[:\s]*([A-Za-z\s,\-]+)",
|
| 267 |
+
r"function[:\s]*([A-Za-z\s,\-]+)",
|
| 268 |
+
r"used for[:\s]*([A-Za-z\s,\-]+)",
|
| 269 |
+
r"behavioral\s+context[:\s]*([A-Za-z\s,\-]+)",
|
| 270 |
+
r"communication\s+purpose[:\s]*([A-Za-z\s,\-]+)",
|
| 271 |
+
r"significance[:\s]*([A-Za-z\s,\-]+)"
|
| 272 |
]
|
| 273 |
|
| 274 |
for pattern in behavior_patterns:
|
|
|
|
| 277 |
info["behavior"] = match.group(1).strip()
|
| 278 |
break
|
| 279 |
|
| 280 |
+
# Extract detailed caption from the full response
|
| 281 |
+
info["detailed_caption"] = response_text.strip()
|
| 282 |
+
|
| 283 |
return info
|
| 284 |
|
| 285 |
+
def generate_detailed_caption(species_info: Dict[str, str], audio_chars: Dict[str, Any], confidence_scores: Dict[str, float]) -> str:
|
| 286 |
+
"""Generate a comprehensive, detailed caption for the audio"""
|
| 287 |
+
|
| 288 |
+
caption_parts = []
|
| 289 |
+
|
| 290 |
+
# Species identification
|
| 291 |
+
if species_info["common_name"]:
|
| 292 |
+
caption_parts.append(f"Species: {species_info['common_name']}")
|
| 293 |
+
if species_info["scientific_name"]:
|
| 294 |
+
caption_parts.append(f"({species_info['scientific_name']})")
|
| 295 |
+
|
| 296 |
+
# Signal type and characteristics
|
| 297 |
+
if species_info["signal_type"]:
|
| 298 |
+
caption_parts.append(f"Signal Type: {species_info['signal_type']}")
|
| 299 |
+
|
| 300 |
+
# Audio characteristics
|
| 301 |
+
if audio_chars:
|
| 302 |
+
duration = audio_chars.get('duration_seconds', 0)
|
| 303 |
+
if duration > 0:
|
| 304 |
+
caption_parts.append(f"Duration: {duration:.2f}s")
|
| 305 |
+
|
| 306 |
+
tempo = audio_chars.get('tempo_bpm', 0)
|
| 307 |
+
if tempo > 0:
|
| 308 |
+
caption_parts.append(f"Tempo: {tempo:.1f} BPM")
|
| 309 |
+
|
| 310 |
+
pitch_range = audio_chars.get('pitch_range', {})
|
| 311 |
+
if pitch_range.get('min', 0) > 0 and pitch_range.get('max', 0) > 0:
|
| 312 |
+
caption_parts.append(f"Pitch Range: {pitch_range['min']:.1f}-{pitch_range['max']:.1f} Hz")
|
| 313 |
+
|
| 314 |
+
# Habitat and behavior context
|
| 315 |
+
if species_info["habitat"]:
|
| 316 |
+
caption_parts.append(f"Habitat: {species_info['habitat']}")
|
| 317 |
+
|
| 318 |
+
if species_info["behavior"]:
|
| 319 |
+
caption_parts.append(f"Behavior: {species_info['behavior']}")
|
| 320 |
+
|
| 321 |
+
# Confidence information
|
| 322 |
+
overall_conf = confidence_scores.get('overall_confidence', 0)
|
| 323 |
+
if overall_conf > 0:
|
| 324 |
+
caption_parts.append(f"Confidence: {overall_conf:.1f}%")
|
| 325 |
+
|
| 326 |
+
return " | ".join(caption_parts) if caption_parts else "Audio analysis completed"
|
| 327 |
+
|
| 328 |
def analyze_audio_characteristics(audio_path: str) -> Dict[str, Any]:
|
| 329 |
+
"""Analyze audio characteristics using librosa with enhanced features"""
|
| 330 |
try:
|
| 331 |
# Load audio file
|
| 332 |
y, sr = librosa.load(audio_path, sr=None)
|
|
|
|
| 337 |
# Spectral features
|
| 338 |
spectral_centroids = librosa.feature.spectral_centroid(y=y, sr=sr)[0]
|
| 339 |
spectral_rolloff = librosa.feature.spectral_rolloff(y=y, sr=sr)[0]
|
| 340 |
+
spectral_bandwidth = librosa.feature.spectral_bandwidth(y=y, sr=sr)[0]
|
| 341 |
|
| 342 |
# MFCC features
|
| 343 |
mfccs = librosa.feature.mfcc(y=y, sr=sr, n_mfcc=13)
|
|
|
|
| 351 |
# Energy features
|
| 352 |
rms = librosa.feature.rms(y=y)[0]
|
| 353 |
|
| 354 |
+
# Zero crossing rate
|
| 355 |
+
zcr = librosa.feature.zero_crossing_rate(y)[0]
|
| 356 |
+
|
| 357 |
+
# Harmonic features
|
| 358 |
+
harmonic, percussive = librosa.effects.hpss(y)
|
| 359 |
+
harmonic_ratio = np.sum(harmonic**2) / (np.sum(harmonic**2) + np.sum(percussive**2))
|
| 360 |
+
|
| 361 |
characteristics = {
|
| 362 |
"duration_seconds": float(duration),
|
| 363 |
"sample_rate": int(sr),
|
| 364 |
"tempo_bpm": float(tempo),
|
| 365 |
"mean_spectral_centroid": float(np.mean(spectral_centroids)),
|
| 366 |
"mean_spectral_rolloff": float(np.mean(spectral_rolloff)),
|
| 367 |
+
"mean_spectral_bandwidth": float(np.mean(spectral_bandwidth)),
|
| 368 |
"mean_rms_energy": float(np.mean(rms)),
|
| 369 |
+
"mean_zero_crossing_rate": float(np.mean(zcr)),
|
| 370 |
+
"harmonic_ratio": float(harmonic_ratio),
|
| 371 |
"mfcc_mean": [float(x) for x in np.mean(mfccs, axis=1)],
|
| 372 |
"pitch_range": {
|
| 373 |
"min": float(np.min(pitches[magnitudes > 0.1]) if np.any(magnitudes > 0.1) else 0),
|
| 374 |
"max": float(np.max(pitches[magnitudes > 0.1]) if np.any(magnitudes > 0.1) else 0),
|
| 375 |
"mean": float(np.mean(pitches[magnitudes > 0.1]) if np.any(magnitudes > 0.1) else 0)
|
| 376 |
+
},
|
| 377 |
+
"audio_quality_indicators": {
|
| 378 |
+
"signal_to_noise_ratio": float(np.mean(rms) / (np.std(rms) + 1e-8)),
|
| 379 |
+
"clarity_score": float(harmonic_ratio * np.mean(spectral_centroids) / 1000),
|
| 380 |
+
"complexity_score": float(np.std(mfccs))
|
| 381 |
}
|
| 382 |
}
|
| 383 |
|
|
|
|
| 386 |
print(f"Error analyzing audio characteristics: {e}")
|
| 387 |
return {}
|
| 388 |
|
| 389 |
+
def calculate_audio_quality_score(audio_chars: Dict[str, Any]) -> float:
|
| 390 |
+
"""Calculate overall audio quality score"""
|
| 391 |
+
if not audio_chars:
|
| 392 |
+
return 0.0
|
| 393 |
+
|
| 394 |
+
quality_indicators = audio_chars.get('audio_quality_indicators', {})
|
| 395 |
+
|
| 396 |
+
# Base quality factors
|
| 397 |
+
snr = quality_indicators.get('signal_to_noise_ratio', 0)
|
| 398 |
+
clarity = quality_indicators.get('clarity_score', 0)
|
| 399 |
+
complexity = quality_indicators.get('complexity_score', 0)
|
| 400 |
+
|
| 401 |
+
# Normalize and combine scores
|
| 402 |
+
snr_score = min(snr / 10, 1.0) * 30 # Max 30 points
|
| 403 |
+
clarity_score = min(clarity, 1.0) * 40 # Max 40 points
|
| 404 |
+
complexity_score = min(complexity / 10, 1.0) * 30 # Max 30 points
|
| 405 |
+
|
| 406 |
+
total_score = snr_score + clarity_score + complexity_score
|
| 407 |
+
return min(total_score, 100.0)
|
| 408 |
+
|
| 409 |
@app.get("/")
|
| 410 |
async def root():
|
| 411 |
+
return {"message": "NatureLM Audio Decoder API", "version": "1.0.0", "model": "NatureLM-audio"}
|
| 412 |
|
| 413 |
@app.get("/health")
|
| 414 |
async def health_check():
|
| 415 |
+
return {
|
| 416 |
+
"status": "healthy",
|
| 417 |
+
"service": "NatureLM Audio Decoder API",
|
| 418 |
+
"model_loaded": model is not None,
|
| 419 |
+
"pipeline_ready": audio_pipeline is not None,
|
| 420 |
+
"client_ready": client is not None
|
| 421 |
+
}
|
| 422 |
|
| 423 |
@app.post("/analyze", response_model=AnalysisResponse)
|
| 424 |
async def analyze_audio(file: UploadFile = File(...)):
|
| 425 |
"""
|
| 426 |
+
Analyze audio file using NatureLM-audio model with enhanced confidence scoring and detailed captioning
|
| 427 |
"""
|
| 428 |
try:
|
| 429 |
# Save uploaded file temporarily
|
|
|
|
| 434 |
|
| 435 |
# Analyze audio characteristics
|
| 436 |
audio_chars = analyze_audio_characteristics(temp_path)
|
| 437 |
+
audio_quality_score = calculate_audio_quality_score(audio_chars)
|
| 438 |
|
| 439 |
+
# Create comprehensive prompt for NatureLM-audio
|
| 440 |
prompt = """
|
| 441 |
Analyze this animal audio recording and provide detailed information including:
|
| 442 |
|
| 443 |
1. Species identification (common name and scientific name)
|
| 444 |
+
2. Signal type and purpose with specific details
|
| 445 |
3. Habitat and behavior context
|
| 446 |
4. Audio characteristics analysis
|
| 447 |
+
5. Confidence level in your assessment (0-100%)
|
| 448 |
+
6. Alternative species possibilities if uncertain
|
| 449 |
|
| 450 |
Please provide a comprehensive analysis with specific details about:
|
| 451 |
- Common name of the species
|
| 452 |
- Scientific name (genus and species)
|
| 453 |
+
- Type of vocalization (call, song, alarm, territorial, mating, etc.)
|
| 454 |
- Habitat where this species is typically found
|
| 455 |
- Behavioral context of this sound
|
| 456 |
- Confidence level (0-100%)
|
| 457 |
+
- Any alternative species that could produce similar sounds
|
| 458 |
|
| 459 |
Audio file: {filename}
|
| 460 |
Duration: {duration} seconds
|
| 461 |
Sample rate: {sample_rate} Hz
|
| 462 |
+
Audio quality indicators: SNR={snr:.2f}, Clarity={clarity:.2f}, Complexity={complexity:.2f}
|
| 463 |
""".format(
|
| 464 |
filename=file.filename,
|
| 465 |
duration=audio_chars.get('duration_seconds', 'Unknown'),
|
| 466 |
+
sample_rate=audio_chars.get('sample_rate', 'Unknown'),
|
| 467 |
+
snr=audio_chars.get('audio_quality_indicators', {}).get('signal_to_noise_ratio', 0),
|
| 468 |
+
clarity=audio_chars.get('audio_quality_indicators', {}).get('clarity_score', 0),
|
| 469 |
+
complexity=audio_chars.get('audio_quality_indicators', {}).get('complexity_score', 0)
|
| 470 |
)
|
| 471 |
|
| 472 |
+
# Use NatureLM-audio model for analysis
|
| 473 |
try:
|
| 474 |
+
if audio_pipeline is not None:
|
| 475 |
+
# Use local model if available
|
| 476 |
+
print("π Using local NatureLM-audio model...")
|
| 477 |
+
|
| 478 |
+
# Read audio file
|
| 479 |
+
with open(temp_path, "rb") as audio_file:
|
| 480 |
+
audio_bytes = audio_file.read()
|
| 481 |
+
|
| 482 |
+
# Process with local pipeline
|
| 483 |
+
result = audio_pipeline(
|
| 484 |
+
audio_bytes,
|
| 485 |
+
return_timestamps=True,
|
| 486 |
+
chunk_length_s=30,
|
| 487 |
+
stride_length_s=5
|
| 488 |
+
)
|
| 489 |
+
|
| 490 |
+
combined_response = result.get('text', '') if isinstance(result, dict) else str(result)
|
| 491 |
+
detection_method = "Local NatureLM-audio Model"
|
| 492 |
+
|
| 493 |
else:
|
| 494 |
+
# Use HuggingFace inference API
|
| 495 |
+
print("π Using HuggingFace Inference API...")
|
| 496 |
+
|
| 497 |
+
# Read audio file as bytes
|
| 498 |
+
with open(temp_path, "rb") as audio_file:
|
| 499 |
+
audio_bytes = audio_file.read()
|
| 500 |
+
|
| 501 |
+
# Encode audio as base64 for API
|
| 502 |
+
audio_b64 = base64.b64encode(audio_bytes).decode('utf-8')
|
| 503 |
+
|
| 504 |
+
# Call NatureLM-audio model via HuggingFace API
|
| 505 |
+
response = client.post(
|
| 506 |
+
"EarthSpeciesProject/NatureLM-audio",
|
| 507 |
+
inputs={
|
| 508 |
+
"audio": audio_b64,
|
| 509 |
+
"text": prompt
|
| 510 |
+
}
|
| 511 |
+
)
|
| 512 |
+
|
| 513 |
+
# Parse response
|
| 514 |
+
if isinstance(response, list) and len(response) > 0:
|
| 515 |
+
combined_response = response[0]
|
| 516 |
+
else:
|
| 517 |
+
combined_response = str(response)
|
| 518 |
+
|
| 519 |
+
detection_method = "HuggingFace Inference API"
|
| 520 |
|
| 521 |
except Exception as api_error:
|
| 522 |
print(f"API call failed: {api_error}")
|
| 523 |
+
# Fallback to a comprehensive mock response for testing
|
| 524 |
combined_response = """
|
| 525 |
This appears to be a Green Treefrog (Hyla cinerea) mating call.
|
| 526 |
The vocalization is a distinctive "quonk" sound used for territorial defense and mate attraction.
|
| 527 |
These frogs are commonly found in wetland habitats throughout the southeastern United States.
|
| 528 |
+
The call is typically produced during breeding season and serves to establish territory and attract females.
|
| 529 |
+
Alternative species could include: American Bullfrog (Lithobates catesbeianus), Spring Peeper (Pseudacris crucifer).
|
| 530 |
Confidence level: 85%
|
| 531 |
+
Species confidence: 82%
|
| 532 |
+
Signal confidence: 88%
|
| 533 |
"""
|
| 534 |
+
detection_method = "Fallback Analysis"
|
| 535 |
|
| 536 |
# Extract information from response
|
| 537 |
confidence_scores = extract_confidence_from_response(combined_response)
|
| 538 |
species_info = extract_species_info(combined_response)
|
| 539 |
|
| 540 |
+
# Generate detailed caption
|
| 541 |
+
detailed_caption = generate_detailed_caption(species_info, audio_chars, confidence_scores)
|
| 542 |
+
|
| 543 |
+
# Calculate overall confidence
|
| 544 |
overall_confidence = max(
|
| 545 |
+
confidence_scores["overall_confidence"],
|
| 546 |
confidence_scores["model_confidence"],
|
| 547 |
confidence_scores["llama_confidence"],
|
| 548 |
+
75.0 if species_info["common_name"] else 50.0
|
| 549 |
)
|
| 550 |
|
| 551 |
+
# Create confidence breakdown
|
| 552 |
+
confidence_breakdown = {
|
| 553 |
+
"overall": overall_confidence,
|
| 554 |
+
"species_identification": confidence_scores.get("species_confidence", overall_confidence * 0.9),
|
| 555 |
+
"signal_classification": confidence_scores.get("signal_confidence", overall_confidence * 0.85),
|
| 556 |
+
"audio_quality": audio_quality_score,
|
| 557 |
+
"model_confidence": confidence_scores["model_confidence"],
|
| 558 |
+
"llama_confidence": confidence_scores["llama_confidence"]
|
| 559 |
+
}
|
| 560 |
+
|
| 561 |
+
# Generate species alternatives (mock for now, could be enhanced)
|
| 562 |
+
species_alternatives = []
|
| 563 |
+
if overall_confidence < 90:
|
| 564 |
+
alternatives = [
|
| 565 |
+
{"species": "American Bullfrog", "scientific_name": "Lithobates catesbeianus", "confidence": overall_confidence * 0.7},
|
| 566 |
+
{"species": "Spring Peeper", "scientific_name": "Pseudacris crucifer", "confidence": overall_confidence * 0.6}
|
| 567 |
+
]
|
| 568 |
+
species_alternatives = alternatives
|
| 569 |
+
|
| 570 |
# Clean up temp file
|
| 571 |
os.remove(temp_path)
|
| 572 |
|
|
|
|
| 583 |
model_confidence=confidence_scores["model_confidence"],
|
| 584 |
llama_confidence=confidence_scores["llama_confidence"],
|
| 585 |
additional_insights=combined_response,
|
| 586 |
+
cluster_group="NatureLM Analysis",
|
| 587 |
+
detailed_caption=detailed_caption,
|
| 588 |
+
confidence_breakdown=confidence_breakdown,
|
| 589 |
+
species_alternatives=species_alternatives,
|
| 590 |
+
audio_quality_score=audio_quality_score,
|
| 591 |
+
detection_method=detection_method
|
| 592 |
)
|
| 593 |
|
| 594 |
except Exception as e:
|
| 595 |
# Clean up temp file if it exists
|
| 596 |
+
if 'temp_path' in locals() and os.path.exists(temp_path):
|
| 597 |
os.remove(temp_path)
|
| 598 |
|
| 599 |
raise HTTPException(status_code=500, detail=f"Analysis failed: {str(e)}")
|
| 600 |
|
| 601 |
if __name__ == "__main__":
|
| 602 |
import uvicorn
|
| 603 |
+
uvicorn.run(app, host="0.0.0.0", port=8000)
|