Color mapping for data visualization
Friday, July 07, 2023 in Articles
Jupyter notebook: A Jupyter notebook with the code in this article is available in Google Colab. Check it out! Introduction Data visualization is an important tool for presenting the results of new algorithms. For 2D data in particular, it is …
Raspberry Pi 4 build
Monday, November 28, 2022 in Articles
Introduction The Raspberry Pi 4 project announced back in November 2020 that the Vulkan 1.0 conformance tests successfully passed for its GPU driver. More recently in August 2022, Vulkan 1.2 conformance testing has been completed. The conformance …
Android integration using mediapipe
Tuesday, November 08, 2022 in Articles
Introduction The previous post on mediapipe integration explored how to integrate Lluvia with Mediapipe to create complex Computer Vision pipelines leveraging mediapipe’s integration with other frameworks such as OpenCV and Tensorflow. This …
Mediapipe integration
Saturday, October 08, 2022 in Articles
Introduction Mediapipe is a cross-platform framework to create complex Computer Vision pipelines both for offline and real-time applications. It leverages popular frameworks such as OpenCV and Tensorflow to process audio, video, and run deep learning …
Camera undistort
Sunday, September 18, 2022 in Articles
Jupyter notebook: A Jupyter notebook with the code in this article is available in Google Colab. Check it out! Background Camera undistort is the process by which distortions generated by the optics used in the camera during the capture process are …
Implementing the Horn and Schunck optical flow algorithm
Sunday, August 07, 2022 in Articles
Jupyter notebook: A Jupyter notebook with the code in this article is available in Google Colab. Check it out! Background The Horn and Schunck variational method for computing optical flow is one of the seminal works in the field. It introduces the …
Working with floating point precision
Saturday, February 12, 2022 in Articles
Jupyter notebook: A Jupyter notebook with the code in this article is available in Google Colab. Check it out! GPU devices support several floating point number precisions, where precision refers to the number of bits used for representing a given …