Email / Google Scholar / Github Research. If you are interested, please contact the instructor to discuss! Examples of application-specific code is contained within the “content” folder, while the metapackage itself serves as the issue tracker and documentation holder for all contained content. This course will first cover the fundamentals of image sensing and modern cameras. rtc-deflectometry was demonstrated on the Kokomo sample glass tiles, on decorative pieces we acquired for measurement purposes, and on various other objects (even those not strictly made of glass) that exhibit specular reflection. Florian Schiffers Announcements and discussions will take place on CampusWire. Soham Ghormade. Mail: florian.schiffers (a) northwestern.edu Unsupervised Deep Learning for Computational Photography and Imaging Self2Self: Self-Supervised Image Denoising Self2Self with dropout: Learning self-supervised denoising from … This includes free response answers and code. For example, students will learn how to estimate scene depth from a sequence of captured images. Face Morphing. The Python code converts the results of the computation into a format which can be transmitted to another, separate website designed to display (and make available, if necessary) the results. Artificial Intelligence & Computational Photography - Haoban. My research interests lie in Computer Vision, Deep Learning and Computational Photography. We plan to stick closely to these grading guidelines, but some exceptions may be made for partial credit (e.g. This also confers some advantages, as operators can improve the processing code on the fly, change camera controls and presentation details on the respective websites, and fix issues without users needing to download or install any new files or update applications. Future Video Synthesis with Object Motion Prediction Yue Wu, Rongrong Gao, Jaesik Park, Qifeng Chen CVPR, 2020 Paper / arXiv Code. Office hours are replaced with increased Campuswire activity on myside. Computational Photography & Computer Vision Image Warping and Mosaicing. I'm an assistant professor at Graduate School and Faculty of Information Science and Electrical Engineering, Kyushu University. https://www.sciencemag.org/news/2019/02/new-app-reveals-hidden-landscapes-within-georgia-o-keeffe-s-paintings, https://www.mccormick.northwestern.edu/news/articles/2019/02/diagnosing-art-acne-in-georgia-okeeffe-paintings.html, featured in Optics Express Vol. The most imposing limitation was that the end system cannot require users to download a separate application, and instead ONLY use what would be available in modern web browsers. Our results and a description of the work was featured in Optics Express Vol. Optical Society of America, 2017. Some developers and researchers have also used WebRTC to facilitate IoT applications, serve as the framework for hobbyist projects, and have integrated it into cutting-edge computer science and robotics research. See CANVAS for the link to invite your to create your Github repository for the assignments. Many of the course materials are modified from the excellent class notes of similar courses offered in other schools by Shree Nayar, Marc Levoy, Jinwei Gu, Fredo Durand, and others. These glass tiles were part of a sample set from the Kokomo Opalescent Glass Works in Indiana, famous for having supplied glass to Louis Comfort Tiffany. The most recent submission in Canvas at that point, is the one we grade. Unconference Breakout Sessions (4 consecutive slots of 30-min each). I obtained my Ph.D. in computer science from Northwestern University, where I worked on computational photography and computer vision with Oliver Cossairt in Computational Photography Lab . Specifically, I am interested in Vision and Language, 3D vision, Neural Rendering, Computational photography, Image & Video Understanding, AR/VR & Embodied AI. Computational Social Science research luncheons, Northwestern University. Oliver Cossairt These sample tiles have a particular surface shape that, if accurately captured, can be attributed to Kokomo’s specific roller table process. Florian’s application uses webrtc-perception to access the front-facing camera on a device and change camera settings for the connected client. A barebones illustration of the webrtc-perception framework is shown in the following figure. rtc-shapeshifter is a WebRTC-based tool that expands upon a concept originally presented by Chia-Kai Yeh called Shape by Shifting. I am currently taking the course CS101c: Computational Cameras with Prof. Katie Bouman. Students will write programs that run on the phone to capture photos. Optical Society of America, 2017. My aim was to develop an image capture framework that could be immediately usable for multiple ongoing research projects. Pieces commissioned by Tiffany usually bear artistic and historical relevance, but traditional surface measurement systems can be difficult to situate and leverage if the glass work is installed and immobile. Application Integration . CampusWire—your first stop for questions and clarifications. Computer Vision . Hi there, My name is Wang, Zi-Hao (王子豪) and I go by Winston. Email / GitHub / LinkedIn. Several applications and products already leverage WebRTC for video conferencing, gaming, media sharing, and other social applications, so it has benefited from steady growth and support since its introduction at the 2013 Google I/O developers conference. Computational Photography and Image Manipulation as a class is tought in many institutions with varying flavors. While I will not go into deep technical detail on his work, I included some slides from a presentation we held for one of the university’s scientific interest groups on October 19th, 2018: In short, Kai has been using the webrtc-perception framework to make it easier for him to recover surface normal maps with an off-the-shelf NVIDIA SHIELD K1 tablet though the use of photometric stereo measurement. Colorizing. We will provide a Nvidia Tegra tablet for each student in the course. My personal website. 28, Issue 7. The server handles gathering data from the client and performs application-specific computation on all the gathered data. Canny Edge Detection I received ME and PhD from Nara Institute of Science and Technology (NAIST) in 2016 and 2019, respectively. The client device, thanks to other MediaStream features, also permits the server to detect and choose which photography settings are important for that particular camera track (such as exposure time, ISO, white balance, focus distance, rear torch status, etc). His work originally used DSLR cameras to get preliminary results and he switched to using an iPhone (with some special hardware) in its final form, which made it an interesting candidate for extension through webrtc-perception. CS331 lecture: All lectures will held live on zoom and linked through canvas. The next sections outline the goals of rtc-shapeshifter and rtc-deflectometry and how my colleagues are using webrtc-perception to achieve those goals. Your coding must be correct, and your writeup must be clearly written (see latex template here: ) in order to receive a passing grade. Office Hours: Thursday 3-5PM - write an email to florian.willomitzer@northwestern.edu to book a 10min slot. More than 50 million people use GitHub to discover, fork, and contribute to over 100 million projects. The changing of light patterns requires some JavaScript and trigonometric acumen on the developers’ part, but the client merely needs to reload the webrtc-perception interface to get updated JavaScript code, and tweaks to server processing code are invisible to the client device. Filters and Frequencies. Programming Assignment 1 This assignment is intended to familiarize you with image filtering and frequency representations. I am interested in Image Processing, Computational Photography and Computer Vision. Cheating & Academic Dishonesty: Do your own work. My Ph.D. thesis was closely related to the tasks which involve moving objects present in videos or images captured from different view-points. they're used to gather information about the pages you visit and how many clicks you need to accomplish a task. I started looking at WebRTC APIs in mid-2018 to determine if our lab could use such a technology as the basis for a new scientific data collection system. I'm broadly interested in 3D-related computer vision research, including reconstruction, depth sensing, novel view synthesis, inverse graphics, computational photography, etc. Computational Photography and Image Manipulation. Homework is due and assigned on the dates below. The camera parameter could be aperture, exposure, focus, film speed or viewpoint. The design of webrtc-perception includes a capture website, a dedicated server for processing image data, and a results display website. Computational Optical Sensing and Imaging. So if you pass all seven assignments you get an A, if you fail one assignment you get a B, if you fail two you get a C, and so on. He can control various photography settings remotely, trigger image capture from the rear-facing camera (with the LED light enabled), clip on his polarizer, and automate processing and results generation…and see his results while capturing data. Each application is connected to specific active research projects in the Computational Photography Lab. Seam Carving and Lightfield Camera. Computational photography combines ideas in computer vision, computer graphics, and image processing to overcome limitations in image quality such as resolution, dynamic range, and defocus/motion blur. Analytics cookies. thesis! flash units) and area sources (e.g. Participants are encouraged to … Grading: Homeworks 1 through 7 are each graded Pass/Fail. Mar/2020 This system has made it far easier to perform surface measurements of painted works of art for the purposes of preservation and restoration. This course will consist of six homework assignments and no midterm or final exam. Our work was presented at 2019’s AAAS conference and highlighted by AAAS on Science magazine’s website, as well as featured on Northwestern University’s Engineering News reel. William Spies is an aspiring Roboticist and Research Scientist currently serving in the Computational Photography Lab at Northwestern University. (5) Northwestern Neuroimaging and Applied Computational Anatomy (Lei Wang) 20 min (6) Michigan Institute for Data Science (Ivo Dinov), 20 min 12:15‐1:15 Lunch Break 1:15‐3:15 Unconference Breakouts Informal self‐organized sessions (30‐minutes each), round‐robin rotations. I am an Assistant Professor in the EECS Department at Northwestern University. When and Where to Submit Assignments: A latex writeup report for each assignment must be submitted on Canvas The goal of this homework is to explore the focus properties of images captured by your Tegra device. I am a Master student studying Computer Science at Northwestern University, IL, advised by Prof. Oliver Cossairt.I received my B.Eng. Its role is to overcome the limitations of traditional cameras, by combining imaging and computation to enable new and enhanced ways of capturing, representing, and … Computational Photography . Academic dishonesty will be dealt with as laid out in the student handbook. webrtc-perception uses the WebRTC framework to establish a connection between a server and a client device in a seamless manner. During my time spent in Northwestern University’s Computational Photography Lab, I divided my attention between the mothballed handheld 3D scanner project and another project oriented around WebRTC.WebRTC (RTC stands for Real-Time Communications) is a suite of APIs that enables the capture and transfer of video and audio content entirely through a web browser. You can sign up for the page at that link using the sign-up code 6624. Lunch Break. Web Application Waldo. "3D DiffuserCam: Single-Shot Compressive Lensless Imaging." We will then continue to explore more advanced topics in computer vision. : July/2020: Starting in September I will be joining Dr. Vladlen Koltun's Intelligent Systems Lab at Intel as Research Scientist resident. WebRTC (RTC stands for Real-Time Communications) is a suite of APIs that enables the capture and transfer of video and audio content entirely through a web browser. GitHub is where people build software. Since joining the lab, under the guidance of Dr. Oliver Cossairt and Dr. Florian Willomitzer, he has been focusing on two practical applications of computer vision for scientific data collection. Computational Photography. This did threaten to constrain the potential capabilities somewhat, but also ensured a broader potential audience and subsequent use. Enrollment is limited to 30 students. 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