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I need a Python-driven solution that can reliably spot both ferrous and non-ferrous metals during industrial inspections. The detector will be deployed in mixed environments—sometimes on the factory floor, other times out in the yard—so the software must remain accurate despite changes in temperature, humidity, and electromagnetic noise. I already have the basic concept in mind but I’m looking for an experienced developer who can: • Select or interface with suitable sensor hardware (commonly used coils, Hall-effect, or EMI probes—happy to discuss alternatives). • Write clean, well-documented Python code that reads the sensor data in real time, filters out environmental noise, and flags detections with minimal latency. • Provide a simple calibration routine so the operator can re-tune the system whenever we move from indoor to outdoor use. • Output clear visual and/or audible alerts; a basic Tkinter or PyQt interface is sufficient for now. • Supply a short README explaining setup, dependencies, and how to extend the detection thresholds if required. Acceptance criteria 1. Detects both ferrous and non-ferrous test pieces (5 mm diameter) at ≥80 % success rate within a 10 cm range during lab trials. 2. Runs on a standard Raspberry Pi 4 under Python 3.9 without external internet access. 3. Full source code and wiring diagram delivered via Git repository or zip archive. If you have prior experience with signal processing, embedded Python, or hardware prototyping, please include a brief note or link to a similar project.
Project ID: 40194400
8 proposals
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Active 2 mos ago
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8 freelancers are bidding on average ₹981 INR/hour for this job

Hello, I can develop a Python-based metal detection system for Raspberry Pi 4 that reliably detects both ferrous and non-ferrous metals in mixed industrial environments. The solution will include real-time sensor data acquisition, noise filtering to handle temperature and EMI variation, a simple calibration routine for indoor/outdoor use, and a lightweight GUI (Tkinter or PyQt) with clear visual or audible alerts. All code will be clean, well-documented, and fully offline-capable under Python 3.9. You’ll receive full source code, wiring guidance, and a concise README so the system can be recalibrated or extended as needed. Performance tuning will be based on real sensor data to meet your lab trial targets as closely as hardware conditions allow. Happy to proceed in clear milestones and review results as we go.
₹850 INR in 40 days
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Having read your project description thoroughly, I can confidently say that I am more than equipped and have the necessary skills to handle your Python Industrial Metal Detector project from start to finish. I have successfully chosen and interfaced with various sensor hardware before, including coils, Hall-effect, and EMI probes. Combining this skill with my ability to write clean, well-documented Python code that filters out environmental noise and flags detections quickly, I am positive we can achieve the high-level detection requirements you've set. As an expert in building smart automation solutions using Python powered technologies like Pandas & NumPy,8 Sklearn and PyTorch,I understand how imperative it is for the software to remain accurate regardless of changes in temperature, humidity, and electromagnetic noise. Additionally, I am comfortable working with Tkinter and PyQt interfaces and can deliver clear visual or audible data alerts that fulfill your needs. Providing a short README explaining the setup and dependencies is something I prioritize as well to make setting up the system straightforward. Overall, hiring my services doesn't just guarantee an experienced developer but one who's capable of delivering the precise detection system you need while ensuring minimal latency and scalability for future enhancements. My dedication to clean codedelivery paired with end-to-end support throughout proporcion2019ijects life
₹1,000 INR in 31 days
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I’m a strong fit for this project because my background sits at the intersection of embedded hardware, signal processing, and Python-based industrial software. I’ve built and deployed sensor-driven systems on Raspberry Pi and STM32 in noisy, real-world environments, including work on a DLR (German Aerospace Center) project, where robustness to EMI, temperature drift, and repeatable calibration were strict engineering requirements. I’m comfortable selecting and interfacing inductive coils, Hall-effect sensors, and analog front-ends, then implementing reliable digital filtering and thresholding pipelines in Python to achieve low-latency detection. In parallel, I have solid experience designing practical HMIs using Tkinter, PyQt, and Qt-based frameworks, allowing me to deliver clear visual and audible alerts, intuitive calibration workflows, and operator-friendly controls rather than raw debug screens. I focus on clean, well-documented code and measurable acceptance criteria, aiming to deliver an inspection-ready system that performs consistently across changing industrial environments.
₹1,000 INR in 20 days
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I am a keen and passionate technologist on a mission to empower businesses by unlocking insights from data using cutting-edge AI/ML methodologies. With a rich blend of engineering, research, and product experience, I thrive at the intersection of innovation and impact—transforming raw data into meaningful strategies that drive growth. Core Expertise: - Languages & Frameworks | Python (data science, data engineering, web development, Generative AI) - Machine Learning | Supervised, Unsupervised & Semi-Supervised learning - Deep Learning Architectures | CNN, RNN, LSTM, ANN - Computer Vision | Object Detection, Image Segmentation, Preprocessing, Activity Recognition - Natural Language Processing (NLP) | Tokenization, Tf-IDF, Count Vectorizer, Word2Vec, Transformers - Generative AI + Agentic AI | Large Language Models (Text & MultiModal), RAG (Vanilla & Advanced), A2A, MCP - Time Series Forecasting | ARIMA, SARIMA, LNN - Big Data & Engineering | PySpark, Hadoop - Data/Text Preprocessing | Stemming, Lemmatization, Feature Engineering/Selection, Data Wrangling - Visualization & BI Tools | Matplotlib, Seaborn, Plotly, MS Power BI - Cloud Ecosystems | Microsoft Azure, Google Cloud Platform - Databases | SQL, NoSQL Let’s connect and collaborate to build intelligent solutions that make a difference!
₹1,000 INR in 40 days
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Hello, how are you? This is a solid, real-world detection problem, not a demo—and that’s exactly the kind of work I do. I’ve built Python-driven sensor systems on Raspberry Pi where reliable signal detection matters despite noise, temperature shifts, and EMI. I can help you choose the right sensing approach, implement real-time signal filtering, and design a simple calibration routine so the system can be re-tuned when moving between environments. I’ll keep the code clean, well-documented, fully offline, and pair it with a clear UI (Tkinter/PyQt) plus wiring and setup docs. If you’re looking for something that works consistently on the factory floor—not just in theory—I’d be happy to discuss your concept and next steps. Best Regards, Niral Patel
₹1,250 INR in 40 days
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With my proficiency in Python and expertise in advanced data-driven technologies, I am confident that I am the right fit for your Python Industrial Metal Detector project. Throughout my career, I have dedicated myself to understanding and applying technology in real-life, and I’m excited about the opportunity to use my skills to optimize your production processes. Firstly, as you're looking for a well-documented, clean code solution, my diverse programming skills make me adept at writing efficient codes tailored to specific requirements. My experience with SQL and PostgreSQL equips me to create a robust database for your detector's extensive recorded data. Lastly, I fully comprehend your hardware-software compatibility concerns and project's need for seamless deployment irrespective of environmental factors. Thus, I guarantee quick adaptability while re-calibrating the system or extending detection thresholds. You can rely upon my unwavering dedication to perfection when it comes to meeting your project’s acceptance criteria. Overall, with my skill mix and love for tackling prototypes innovatively, be assured of a successful outcome that will consistently identify ferrous and non-ferrous metals at a superior success rate using standard Raspberry Pi 4.
₹1,000 INR in 40 days
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