
Marco Franzon
@mfranz_on • 16,507 subscribers
LLMs · Computer vision · ESP32 · Agentic DataCenters @dualistic_twin
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I created a web app for teaching computer vision basics, allowing users to upload an image or video stream and instantly view it as a numerical pixel matrix, with options to display values in RGB, Hex, or Grayscale formats. It features predefined convolution kernels applied in real-time: - Sobel operator for edge detection (computes gradients to highlight boundaries) - Gaussian Blur: averages neighboring pixels with weights to reduce noise - Sharpen: boosts local contrast to enhance details This setup clearly visualizes how images are represented as matrices or tensors, how convolution slides kernels across pixels, and how operations like gradient computation, blurring, or sharpening modify the data step-by-step. I plan to use demos like this in my upcoming computer vision course to build intuition for fundamental image processing concepts, OpenCV filters, and CNN building blocks (e.g., why kernels extract features).
Marco Franzon271,121 просмотров • 9 месяцев назад

Roboflow Rapid has revolutionized computer vision. You can train, deploy, and use a custom model with just one prompt and a video. I replicated my pothole detector in one minute on their platform by uploading an unlabeled video and writing "potholes".
Marco Franzon195,470 просмотров • 10 месяцев назад

I think I have made the coolest rig for an home AI setup. - 4× DGX Spark + OEM PSUs - 1× 8-port multi-gig switch - 8× short Cat6 - 1× vertical PDU / quality power strip - 3D printed chassis (and other small components + accessories) At the moment it is just a virtual replica. But if NVIDIA AI Developer wants to sponsor me with a real DGX Spark I am open to discuss
Marco Franzon44,590 просмотров • 2 месяцев назад

I am not joking. This is a Navier-Stocks simulation with a DGX simplified geometry. What this solution means and how it is achieved? (the following part is for CFD lovers) D3Q19 lattice-Boltzmann, incompressible Navier-Stokes in the low-Mach limit, BGK collision with a Smagorinsky subgrid closure, full-way bounce-back on the voxelised chassis, plus a passive thermal scalar. 94×140×55 at 3 mm, 12000 steps, converged to residual 0.0013.
Marco Franzon32,073 просмотров • 2 месяцев назад

I need to annotate some images for training a computer vision model. There are many powerful annotation platforms available, but I want to keep my images local. I added a new section to my CV Streamlit app to quickly annotate images and train a YOLO model in a few clicks.
Marco Franzon29,530 просмотров • 9 месяцев назад

You can build your 3D models directly from a prompt into Claude code. All thanks to this beautiful python project, build123 a parametric modeling framework for 2D and 3D CAD. It is built on the Open Cascade geometric kernel and it is suitable for 3D printing.
Marco Franzon20,915 просмотров • 6 месяцев назад

I started to get passionate about the drones about 10 years ago: building, repairing (mostly), firmware tuning and so on. But now I am asking what if I had this app 10 years ago. This AI support for building from scratch a drone. >No days in modeling the frame on blender >No days in flashing bad firmware >No weeks for receiving the components, but 3D print them >No wrong components purchased A simple chat with the blender mcp for designing the drone and betaflight for test and simulate the firmware. I understand all of you who are building day and night, doing these things is too much fun.
Marco Franzon15,417 просмотров • 4 месяцев назад

I want to detect the gates to check how many were missed. But it is pretty complex: - Gates change size dramatically based on distance - No unique features: very generic shape, no distinctive texture or pattern - Model becomes biased toward detecting "gate-like" things
Marco Franzon12,957 просмотров • 8 месяцев назад
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