Search Results - "Kutulakos, Kiriakos N."

3D Shape and Indirect Appearance by Structured Light Transport by O'Toole, Matthew, Mather, John, Kutulakos, Kiriakos N.

“…We consider the problem of deliberately manipulating the direct and indirect light flowing through a time-varying, general scene in order to simplify its…”
Get full text

39 000-Subexposures/s Dual-ADC CMOS Image Sensor With Dual-Tap Coded-Exposure Pixels for Single-Shot HDR and 3-D Computational Imaging by Gulve, Rahul, Sarhangnejad, Navid, Dutta, Gairik, Sakr, Motasem, Nguyen, Don, Rangel, Roberto, Chen, Wenzheng, Xia, Zhengfan, Wei, Mian, Gusev, Nikita, Lin, Esther Y. H., Sun, Xiaonong, Hanxu, Leo, Katic, Nikola, Abdelhadi, Ameer M. S., Moshovos, Andreas, Kutulakos, Kiriakos N., Genov, Roman

“…A dual-tap coded-exposure-pixel (CEP) image sensor is presented and validated in two computational imaging applications. The NMOS-only data-memory pixel (DMP)…”
Get full text

Transparent and Specular Object Reconstruction by Ihrke, Ivo, Kutulakos, Kiriakos N., Lensch, Hendrik P. A., Magnor, Marcus, Heidrich, Wolfgang

“…This state of the art report covers reconstruction methods for transparent and specular objects or phenomena. While the 3D acquisition of opaque surfaces with…”
Get full text

3D Shape and Indirect Appearance by Structured Light Transport by O'Toole, Matthew, Mather, John, Kutulakos, Kiriakos N.

“…We consider the problem of deliberately manipulating the direct and indirect light flowing through a time-varying, fully-general scene in order to simplify its…”
Get full text

Auto-Tuning Structured Light by Optical Stochastic Gradient Descent by Chen, Wenzheng, Mirdehghan, Parsa, Fidler, Sanja, Kutulakos, Kiriakos N.

“…We consider the problem of optimizing the performance of an active imaging system by automatically discovering the illuminations it should use, and the way to…”
Get full text

Photo-Consistent Reconstruction of Semitransparent Scenes by Density-Sheet Decomposition by Hasinoff, S.W., Kutulakos, K.N.

“…This paper considers the problem of reconstructing visually realistic 3D models of dynamic semitransparent scenes, such as fire, from a very small set of…”
Get full text

Discrete Search Photometric Stereo for Fast and Accurate Shape Estimation by Enomoto, Kenji, Waechter, Michael, Okura, Fumio, Kutulakos, Kiriakos N., Matsushita, Yasuyuki

“…We consider the problem of estimating surface normals of a scene with spatially varying, general bidirectional reflectance distribution functions (BRDFs)…”
Get full text

Computational Imaging on the Electric Grid by Sheinin, Mark, Schechner, Yoav Y., Kutulakos, Kiriakos N.

“…Night beats with alternating current (AC) illumination. By passively sensing this beat, we reveal new scene information which includes: the type of bulbs in…”
Get full text

A Theory of Fermat Paths for Non-Line-Of-Sight Shape Reconstruction by Xin, Shumian, Nousias, Sotiris, Kutulakos, Kiriakos N., Sankaranarayanan, Aswin C., Narasimhan, Srinivasa G., Gkioulekas, Ioannis

“…We present a novel theory of Fermat paths of light between a known visible scene and an unknown object not in the line of sight of a transient camera. These…”
Get full text

A Theory of Refractive and Specular 3D Shape by Light-Path Triangulation by Kutulakos, Kiriakos N., Steger, Eron

“…We investigate the feasibility of reconstructing an arbitrarily-shaped specular scene (refractive or mirror-like) from one or more viewpoints. By reducing…”
Get full text

TurboPixels: Fast Superpixels Using Geometric Flows by Levinshtein, A., Stere, A., Kutulakos, K.N., Fleet, D.J., Dickinson, S.J., Siddiqi, K.

“…We describe a geometric-flow-based algorithm for computing a dense oversegmentation of an image, often referred to as superpixels. It produces segments that,…”
Get full text

A Neural Rendering Framework for Free-Viewpoint Relighting by Chen, Zhang, Chen, Anpei, Zhang, Guli, Wang, Chengyuan, Ji, Yu, Kutulakos, Kiriakos N., Yu, Jingyi

“…We present a novel Relightable Neural Renderer (RNR) for simultaneous view synthesis and relighting using multi-view image inputs. Existing neural rendering…”
Get full text

The Geometry of First-Returning Photons for Non-Line-of-Sight Imaging by Chia-Yin Tsai, Kutulakos, Kiriakos N., Narasimhan, Srinivasa G., Sankaranarayanan, Aswin C.

“…Non-line-of-sight (NLOS) imaging utilizes the full 5D light transient measurements to reconstruct scenes beyond the cameras field of view. Mathematically, this…”
Get full text

A Theory of Shape by Space Carving by Kutulakos, Kiriakos N, Seitz, Steven M

“…Issue Title: Genomic Signal Processing In this paper we consider the problem of computing the 3D shape of an unknown, arbitrarily-shaped scene from multiple…”
Get full text

Light-Efficient Photography by Hasinoff, S. W., Kutulakos, K. N.

“…In this paper, we consider the problem of imaging a scene with a given depth of field at a given exposure level in the shortest amount of time possible. We…”
Get full text

Dual-Tap Computational Photography Image Sensor With Per-Pixel Pipelined Digital Memory for Intra-Frame Coded Multi-Exposure by Sarhangnejad, Navid, Haim, Harel, Moreno-Garcia, Manuel, Stoppa, David, Kutulakos, Kiriakos N., Genov, Roman, Katic, Nikola, Xia, Zhengfan, Wei, Mian, Gusev, Nikita, Dutta, Gairik, Gulve, Rahul, Li, Peter Zhi Xuan, Ke, Hui Feng

“…A coded-exposure-pixel image sensor for computational imaging applications is presented. Each frame exposure time is divided into N subframes. Within each…”
Get full text

Photometric Stereo via Discrete Hypothesis-and-Test Search by Enomoto, Kenji, Waechter, Michael, Kutulakos, Kiriakos N., Matsushita, Yasuyuki

“…In this paper, we consider the problem of estimating surface normals of a scene with spatially varying, general BRDFs observed by a static camera under…”
Get full text

Non-rigid structure from locally-rigid motion by Taylor, Jonathan, Jepson, Allan D, Kutulakos, Kiriakos N

“…We introduce locally-rigid motion, a general framework for solving the M-point, N-view structure-from-motion problem for unknown bodies deforming under…”
Get full text

Confocal Stereo by Hasinoff, Samuel W., Kutulakos, Kiriakos N.

“…We present confocal stereo , a new method for computing 3D shape by controlling the focus and aperture of a lens. The method is specifically designed for…”
Get full text

Dynamic Refraction Stereo by Morris, N. J. W., Kutulakos, K. N.

“…In this paper we consider the problem of reconstructing the 3D position and surface normal of points on an unknown, arbitrarily-shaped refractive surface. We…”
Get full text