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I need a machine learning model to classify environmental sounds from field recordings. Requirements: - Develop a classification model - Use of field recordings as input data - Preprocessing of audio data for model training - High accuracy and performance Ideal Skills: - Experience with audio processing - Proficiency in machine learning frameworks - Background in environmental sound classification - Ability to deliver clean, well-documented code - Strong testing and validation skills Please provide samples of previous work.
Project ID: 40471022
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42 freelancers are bidding on average $50 AUD/hour for this job

I am a seasoned machine learning engineer with a strong background in sound classification and audio processing. I specialize in developing high-performance models using field recordings and have successfully delivered similar projects in the past. My experience aligns well with the requirements of your project. I have hands-on proficiency with machine learning frameworks such as TensorFlow and PyTorch, and I'm adept at preprocessing audio data for optimal training results. My expertise includes deploying robust classification models and ensuring they achieve high accuracy and performance. Additionally, I prioritize clean, well-documented code and thorough testing and validation. I am keen to understand specific project expectations and discuss any unique challenges you foresee. Please let me know if you would like to see samples of my previous work or if there's more detail I can provide.
$50 AUD in 40 days
8.4
8.4

⭐⭐⭐⭐⭐ Create a Machine Learning Model for Classifying Environmental Sounds ❇️ Hi My Friend, I hope you are doing well. I've reviewed your project requirements and see you are looking for a machine learning model to classify environmental sounds. You don't need to look any further; Zohaib is here to help you! My team has successfully completed 50+ similar projects in sound classification. I will develop a robust model using field recordings, preprocess the audio data, and ensure high accuracy. ➡️ Why Me? I can easily create your machine learning model as I have 5 years of experience in audio processing and machine learning. My expertise includes data preprocessing, model development, and validation. Additionally, I have a strong grip on machine learning frameworks, ensuring a thorough approach to your project. ➡️ Let's have a quick chat to discuss your project in detail and I can provide samples of my previous work. Looking forward to discussing this with you! ➡️ Skills & Experience: ✅ Audio Processing ✅ Machine Learning ✅ Data Preprocessing ✅ Model Development ✅ Environmental Sound Classification ✅ Code Documentation ✅ Performance Testing ✅ Validation Techniques ✅ Python Programming ✅ TensorFlow ✅ Keras ✅ Data Analysis Waiting for your response! Best Regards, Zohaib
$50 AUD in 40 days
7.9
7.9

Hi, I understand you need a high-performance machine learning model to classify environmental sounds from field recordings. With extensive experience in audio processing and deep learning using TensorFlow and Python, I am confident in developing a robust and accurate classification system tailored to your requirements. I will handle comprehensive audio preprocessing, model training, and rigorous testing to ensure clean, well-documented code and strong validation results. I look forward to providing you with samples of similar past projects demonstrating my proficiency. I can start immediately and deliver an initial version within 10 days for your review. Let me know if you have specific datasets or formats in mind. What types of environmental sounds and datasets are you planning to use for training the model? Best regards,
$50 AUD in 37 days
5.1
5.1

Field recordings often fail in the lab because variable noise, microphone differences and class imbalance hide the true signal — solving that is as much about careful preprocessing and validation as it is about model architecture. My practical approach: build a reproducible pipeline that cleans and segments recordings (resample, denoise, remove silence), augments (SpecAugment, time-shift, background mixing), extracts log‑mel spectrograms/MFCCs, then trains a compact CRNN or EfficientNet-style CNN with focal loss for imbalanced classes. Validate with stratified cross‑validation, per-class F1 and confusion matrices, and holdout recordings from different sites to measure generalization. Recommended stack: Python, librosa/torchaudio, TensorFlow/Keras (or PyTorch if preferred), scikit‑learn, Docker, FastAPI/TensorFlow Serving for deployment; Git + CI for tests and reproducible experiments. I’ll deliver well-documented code, unit tests for preprocessing, and a retraining script so the model can be updated as new labeled data arrives. I’ll also add basic model monitoring (latency, drift alerts). Samples: I’ve built production ML and deployment pipelines (ProgramPro — adaptive ML engine; Docsify — SaaS with model-backed features and robust CI/CD). Quick question: how many labeled recordings do you have, and what’s the label taxonomy? If you can share one short sample, I’ll generate a baseline within 48 hours.
$50 AUD in 7 days
4.8
4.8

With my extensive technical background and over 8 years of experience, I bring a unique set of skills that make me highly proficient in undertaking the task of developing your machine learning model for environmental sound classification. My skillset includes expertise in data science, deep learning, and machine learning - all qualities that are essential for the successful execution of your project. Notably, I not only have a solid grasp on machine learning frameworks and audio processing, but also significant knowledge relevant to your project - environmental sound classification. This opens up the possibility of not only delivering accurate classification models, but giving you invaluable insights into the acoustic properties of your field recordings too. In addition to my technical skillset, I prioritize writing clean, well-documented code - a necessity for any collaborative project. My clients have always appreciated this quality along with my capacity to navigate complex tasks effectively and deliver on time. I promise the same kind of dedication to your project while ensuring high accuracy and optimal performance for your classification model. Choose me for this job and together we can bring patterns and meaning from environmental sounds!
$50 AUD in 40 days
4.9
4.9

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have developed audio classification models for environmental and urban sound datasets that efficiently processed field recordings with clear labeling to achieve high accuracy. The key to success in this project is careful preprocessing of noisy audio data for accurate model training and evaluation. Approach: ⭕ Process raw field recordings for noise reduction and feature extraction ⭕ Design and train a deep learning model using TensorFlow with optimized hyperparameters ⭕ Implement thorough testing with validation datasets to ensure high accuracy ⭕ Deliver clean, modular, and well-documented code for easy maintenance ❓Could you please share the format and duration of your field recordings? ❓Is there a specific number of sound classes or labels? I am confident in delivering a robust sound classification model tailored to your needs with top accuracy and clean code. Looking forward to collaborating with you. Best regards, Nam
$50 AUD in 30 days
3.8
3.8

Hello!, I am a Florida-based senior software engineer with extensive experience in machine learning and audio processing. I carefully reviewed your project on environmental sound classification and I am excited about the opportunity to help you create an effective model. With around 15 years in the field, I possess the skills in Python, TensorFlow, and deep learning necessary to deliver a solution that meets your goals. To ensure I fully grasp your requirements, could you please clarify the following questions to help me better understand the project? 1. What specific types of environmental sounds are you looking to classify? 2. Do you have existing datasets, or will I need to source and preprocess the audio recordings? 3. Are there any performance benchmarks or accuracy metrics you aim to achieve with this model? I propose a structured approach to the project, starting with data collection and preprocessing, followed by model training and evaluation, and culminating in deployment and monitoring. This way, we can ensure the model is robust and applicable in real-world scenarios. I am the serious candidate you’re looking for, ready to deliver a high-quality solution with attention to detail. Let’s chat to discuss your project further. -James
$50 AUD in 10 days
3.2
3.2

Hi there, I understand the system you need is an end-to-end audio classification pipeline. Operationally, it will ingest raw field recordings, preprocess them to clean the signal and extract key acoustic features (like Mel-spectrograms), and then feed these features into a trained model to output a final classification label for each sound event. Technical approach: - Preprocessing: Noise reduction, normalization, and segmentation of audio files. - Feature Extraction: Conversion of audio signals into 2D Mel-spectrograms. - Model: A Convolutional Neural Network (CNN) built with PyTorch or TensorFlow, which is highly effective for this type of pattern recognition. - Augmentation: Apply techniques like time shifting and pitch scaling to create a more robust and generalized model. Core modules: - Data Pipeline: Manages ingestion and transformation of raw audio into a model-ready format. - Classification Engine: The trained CNN model that performs inference on new audio clips. - Validation Framework: Measures performance using metrics like accuracy, precision/recall, and a confusion matrix on a held-out test set. Relevant systems: We developed an AI assistant that processes raw audio messages using Whisper for transcription. This required building a pipeline to handle raw audio, process it, and interface with an ML model for a structured output, which is a very similar workflow. We would start by building and validating the data preprocessing pipeline, then train a baseline model. From there, we'll iteratively tune hyperparameters and refine the model to achieve high accuracy, delivering the final, well-documented model and training scripts. 1. How many distinct sound classes are you targeting, and do you have a rough estimate of the dataset size per class? 2. Will this model be used for real-time inference on an edge device, or for offline batch processing on a server? 3. Are there certain critical classes where avoiding false positives or false negatives is a higher priority than overall accuracy? Regards, Rohit
$50 AUD in 25 days
0.8
0.8

Hello, As an Architect and Software Engineer who has spent over a decade optimizing high-performance systems, I'm uniquely qualified to tackle your environmental sound classification project. My deep understanding of machine learning frameworks, audio processing, and pre-processing audio data for model training ensures my ability to develop a sophisticated classification model tailored to your needs. Working extensively on edge AI performance using TensorRT and CUDA, I know how to create models that don't just perform but do so under demanding real-time conditions. Furthermore, my skill in zero-copy memory management can greatly boost your model's efficiency and hardware utilization. One of my strengths is diving into the source code when needed, strengthening the reliability of the system. With my command over languages such as Modern C++ that extends to CUDA and experience using frameworks like FFmpeg and GStreamer, I can guarantee clean, well-documented code. My commitment to delivering impeccable results on all projects truly aligns with your need for high accuracy and performance. Let's work together for transformational results in your environmental sound ML classification project! Thanks!
$50 AUD in 30 days
0.0
0.0

Hello, Drawing from my 7+ years as a Senior Software Engineer with expertise in Artificial Intelligence and Computer Vision, and my specialty in MVP rapid development, I am a strong match for your project. My proficiency in Python, specifically Flask and FastAPI, is instrumental in working with machine learning frameworks to classify audio data accurately and deliver top-notch performance. Leveraging my deep understanding of the field, I will meticulously preprocess your field recordings to create a robust ML model, exhibiting high accuracy. One of the highlights of my diverse technical skillset includes proficiency in AWS and Azure - enabling me to effectively store and manage your large audio datasets. You can rest assured that I'll develop this classification model using well-documented code adorned with rigorous testing protocols for validation. Demonstrating this level of meticulousness earned me strong long-term relationships with clients like Talha. In conclusion, hiring me comes with the guarantee of reliable top-quality software solutions that stand apart for their future-proof design and adaptability. I look forward to further discussing how I can meet your project goals while adding value through my proactive industry insights and strategic execution. Thanks!
$50 AUD in 38 days
0.0
0.0

❤️❤️❤️ Wishing you a wonderful day !❤️❤️❤️ As an experienced Full-Stack SaaS Engineer with a deep understanding of machine learning, I am well-equipped to handle your project on environmental sound classification. I have a strong background in working with audio data, which I believe is crucial in this project. Over the past years, I have developed and deployed numerous ML models and business systems that leverage audio processing capabilities much like what you require. One of my recent projects involved developing an AI-powered document processing platform that relied heavily on audio classification and data manipulation for effective operation. The core architecture I built for that project shares similar demands to yours, ensuring high accuracy and performance in working with your field recordings. Moreover, beyond just technical expertise, my business-driven approach to development aligns perfectly with your project requirements. I am skilled in rapidly validating solutions, implementing scalable architectures and making data-driven decisions to ensure our development efforts yield maximum value. Also, known for writing clear and efficient code, user friendly documentation, and meticulous testing & validation procedures which will be critical in delivering well-performing environmental sound ML classifiers like you require. Choose me for a reliable, efficient, and solution-driven experience. ❤️❤️❤️ Thanks. ❤️❤️❤️
$50 AUD in 23 days
0.0
0.0

Hi, This is a strong fit for an audio ML pipeline where preprocessing and validation matter as much as the model architecture itself. I would approach this by cleaning and segmenting the field recordings, extracting audio features or spectrograms, training a classification model, and validating accuracy across realistic recording conditions rather than only controlled samples. I have experience with Python, ML workflows, data preprocessing, model evaluation, and production-oriented AI systems where clean datasets, reproducible training, and documented code are critical. I can help build a structured environmental sound classification pipeline with clear preprocessing, training, testing, and deployment-ready documentation.
$50 AUD in 40 days
0.0
0.0

Perth, Australia
Member since May 24, 2026
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