DOI 10.1007/s11263-007-0087-3 Color Subspaces as Photometric Invariants (2009)
Todd Zickler, Satya P. Mallick, David J. Kriegman, Peter N. Belhumeur, T. Zickler, S. P. Mallick, ...
Abstract Complex reflectance phenomena such as specular reflections confound many vision problems since they produce image ‘features ’ that do not correspond directly to intrinsic surface...
P.: Color subspaces as photometric invariants (2009)
Todd Zickler, Satya P. Mallick, David J. Kriegman, Peter N. Belhumeur
Complex reflectance phenomena such as specular reflections confound many vision problems since they produce image ‘features ’ that do not correspond directly to intrinsic surface properties such...
Synthetic Aperture Tracking: Tracking through Occlusions (2008)
Neel Joshi, Shai Avidan, Wojciech Matusik, David J. Kriegman
Occlusion is a significant challenge for many tracking algorithms. Most current methods can track through transient occlusion, but cannot handle significant extended occlusion when the object’s...
Todd Zickler, David J. Kriegman, Peter N. Belhumeur
We present a method – termed Helmholtz stereopsis – for reconstructing the geometry of objects from a collection of images. Unlike existing methods for surface reconstruction (e.g., stereo...
Color Subspaces as Photometric Invariants (2008)
Todd Zickler, Satya P. Mallick, David J. Kriegman
Complex reflectance phenomena such as specular reflections confound many vision problems since they produce image ‘features ’ that do not correspond directly to intrinsic surface properties such...
Structure and View Estimation for Tomographic Reconstruction: A Bayesian Approach (2008)
Satya P. Mallick, Sameer Agarwal, David J. Kriegman, Serge J. Belongie, Bridget Carragher, Clinton S. Potter
This paper addresses the problem of reconstructing the density of a scene from multiple projection images produced by modalities such as x-ray, electron microscopy, etc. where an image value is...
In the Proceedings of CVPR97. The Bas-Relief Ambiguity (2008)
Peter N. Belhumeur, David J. Kriegman, Alan L. Yuille
Since antiquity, artisans have created attened forms, often called \bas-reliefs, " which give an exaggerated perception of depth when viewed from a particular vantage point. This paper...
Under Variable Lighting: Faces (2008)
Athinodoros S. Georghiades, David J. Kriegman, Peter N. Belhumeur
Resolving the Generalized Bas-Relief Ambiguity by Entropy Minimization (2008)
Neil G. Alldrin, Satya P. Mallick, David J. Kriegman
It is well known in the photometric stereo literature that uncalibrated photometric stereo, where light source strength and direction are unknown, can recover the surface geometry of a Lambertian...
Melissa Koudelka, Sebastian Magda, Peter N. Belhumeur, David J. Kriegman
A challenge of computer graphics is to render as realistically as possible manmade and natural objects. This paper presents a method for image-based modeling and rendering of objects with arbitrary...
Synthetic Aperture Tracking: Tracking through Occlusions (2008)
Neel Joshi, Shai Avidan, Wojciech Matusik, David J. Kriegman
Occlusion is a significant challenge for many tracking algorithms. Most current methods can track through transient occlusion, but cannot handle significant extended occlusion when the object’s...
Color Subspaces as Photometric Invariants (2008)
Todd Zickler, Satya P. Mallick, David J. Kriegman, Peter N. Belhumeur
Complex reflectance phenomena such as specular reflections confound many vision problems since they produce image ‘features ’ that do not correspond directly to intrinsic surface properties such...
Peter N. Belhumeur, David J. Kriegman, Alan L. Yuille
When an unknown object with Lambertian reflectance is viewed orthographically, there is an implicit ambiguity in determining its 3-d structure: we show that the object's visible surface f(x; y)...
Minimization on the Lie Group SO(3) and Related Manifolds (2007)
Camillo Taylor, Camillo J. Taylor, David J. Kriegman, David J. Kriegman
This paper presents a novel approach to carrying out numerical minimization procedures on the Lie Group SO(3) and related manifolds. The approach constructs a sequence of local parameterizations of...
Athinodoros S. Georghiades, David J. Kriegman, N. Belhumeur, Hyeonjoon Moon, Patrick Rauss, Syed A. Rizvi, ...
feature extraction using hidden Markov models". [36] Shin'ichi Satoh, Yuichi Nakamura, and Takeo Kanade, \Name-it: Naming and detecting faces in video by the integration of image and...
Isotropy, reciprocity and the generalized bas-relief ambiguity. CVPR (2007)
Ping Tan, Satya P. Mallick, Long Quan, David J. Kriegman, Todd Zickler
A set of images of a Lambertian surface under varying lighting directions defines its shape up to a three-parameter Generalized Bas-Relief (GBR) ambiguity. In this paper, we examine this ambiguity in...
Isotropy, reciprocity and the generalized bas-relief ambiguity. CVPR (2007)
Ping Tan, Satya P. Mallick, Long Quan, David J. Kriegman, Todd Zickler
A set of images of a Lambertian surface under varying lighting directions defines its shape up to a three-parameter Generalized Bas-Relief (GBR) ambiguity. In this paper, we examine this ambiguity in...
Specularity removal in images and videos: A PDE approach (2006)
Satya P. Mallick, Todd Zickler, Peter N. Belhumeur, David J. Kriegman
Abstract. We present a unified framework for separating specular and diffuse reflection components in images and videos of textured scenes. This can be used for specularity removal and for...
Specularity removal in images and videos: A PDE approach (2006)
Satya P. Mallick, Todd Zickler, Peter N. Belhumeur, David J. Kriegman
Abstract. We present a unified framework for separating specular and diffuse reflection components in images and videos of textured scenes. This can be used for specularity removal and for...
Texture for Script Identification (2005)
Busch, Andrew William, Boles, Wageeh W., Sridharan, Sridha, David J. Kriegman
The problem of determining the script and language of a document image has a number of important applications in the field of document analysis, such as indexing and sorting of large collections of...
Automatic Particle Selection: Results of a Comparative Study (2004)
Yuanxin Zhu Bridget, David J. Kriegman, Alan M. Roseman, ...
Manual selection of single particles in images acquired using cryo-electron microscopy (cryoEM) will become a significant bottleneck when datasets of a hundred thousand or even a million particles...
Acquisition, compression, and synthesis of bidirectional texture functions (2003)
Melissa L. Koudelka, Sebastian Magda, Peter N. Belhumeur, David J. Kriegman
Abstract — Real world surfaces such as tree bark, moss, sponge, and fur often have complicated geometry that leads to effects such as self-shadowing, masking, specularity, and interreflection as...
Toward a Stratification of Helmholtz Stereopsis (2003)
Todd E. Zickler, Peter N. Belhumeur, David J. Kriegman
Helmholtz stereopsis has been previously introduced as a surface reconstruction technique that does not assume a model of surface reflectance. This technique relies on the use of multiple cameras and...
Helmholtz Stereopsis: Exploiting Reciprocity for Surface Reconstruction (2002)
Todd Zickler, Peter N. Belhumeur, David J. Kriegman
Abstract. We present a method – termed Helmholtz stereopsis – for reconstructing the geometry of objects from a collection of images. Unlike most existing methods for surface reconstruction...
Detecting faces in images: A survey (2002)
Ming-hsuan Yang, David J. Kriegman, Senior Member, Narendra Ahuja
Abstract—Images containing faces are essential to intelligent vision-based human computer interaction, and research efforts in face processing include face recognition, face tracking, pose...
Helmholtz Stereopsis: Exploiting Reciprocity for Surface Reconstruction, ECCV (2002)
Todd Zickler, Peter N. Belhumeur, David J. Kriegman
Abstract. We present a method – termed Helmholtz stereopsis – for reconstructing the geometry of objects from a collection of images. Unlike most existing methods for surface reconstruction...
Athinodoros S. Georghiades, Peter N. Belhumeur, David J. Kriegman
We present a generative appearance-based method for recognizing human faces under variation in lighting and viewpoint. Our method exploits the fact that the set of images of an object in fixed pose,...
Image-based Modeling and Rendering of Surfaces with Arbitrary BRDFs (2001)
Melissa L. Koudelka, Peter N. Belhumeur, Sebastian Magda, David J. Kriegman
A goal of image-based rendering is to synthesize as realistically as possible man made and natural objects. This paper presents a method for image-based modeling and rendering of objects with...
Athinodoros S. Georghiades, Peter N. Belhumeur, David J. Kriegman
We present a generative appearance-based method for recognizing human faces under variation in lighting and viewpoint. Our method exploits the fact that the set of images of an object in fixed pose,...
Automated identification of filaments in cryoelectron microscopy images (2001)
David Kriegman, Bridget Carragher, Bridget Carragher, David J. Kriegman, Ronald A. Milligan, Ronald A. Milligan, ...
Since the foundation for the three-dimensional image reconstruction of helical objects from electron micrographs was laid more than 30 years ago, there have been sustained developments in specimen...
Athinodoros S. Georghiades, Student Member, Peter N. Belhumeur, David J. Kriegman, Senior Member
AbstractÐWe present a generative appearance-based method for recognizing human faces under variation in lighting and viewpoint. Our method exploits the fact that the set of images of an object in...
Beyond Lambert: Reconstructing surfaces with arbitrary BRDFs (2001)
Sebastian Magda, David J. Kriegman
We address an open and hitherto neglected problem in computer vision, how to reconstruct the geometry of objects with arbitrary and possibly anisotropic bidirectional reflectance distribution...
Todd E. Zickler, Peter N. Belhumeur, David J. Kriegman
Abstract. We present a method—termed Helmholtz stereopsis—for reconstructing the geometry of objects from a collection of images. Unlike existing methods for surface reconstruction (e.g., stereo...
From Few to Many: Generative Models for Recognition Under Variable Pose and Illumination (2000)
Athinodoros S. Georghiades, Peter N. Belhumeur, David J. Kriegman
Abstract Image variability due to changes in pose and illumination can seriously impair object recognition. This paper presents appearance-based methods which, unlike previous appearance-based...
From Few to Many: Generative Models for Recognition Under Variable Pose and Illumination (2000)
Athinodoros S. Georghiades, Peter N. Belhumeur, David J. Kriegman
Abstract Image variability due to changes in pose and illumination can seriously impair object recognition. This paper presents appearance-based methods which, unlike previous appearance-based...
From Few to Many: Generative Models for Recognition Under Variable Pose and Illumination (2000)
Athinodoros S. Georghiades, Peter N. Belhumeur, David J. Kriegman
Image variability due to changes in pose and illumination can seriously impair object recognition. This paper presents appearance-based methods which, unlike previous appearance-based approaches,...
Selecting Promising Landmarks (2000)
Markus Knapek, Ricardo Swain Oropeza, Ricardo Swain, Oropeza David, David J. Kriegman
Many approaches to visual servoing and mobile robot navigation are based on tracking feature points or landmarks in images. But are all features points equally eective as landmarks? Here we develop...
From Few to Many: Generative Models for Recognition Under Variable Pose and Illumination (2000)
Athinodoros Georghiades Peter, Peter N. Belhumeur, David J. Kriegman
Image variability due to changes in pose and illumination can seriously impair object recognition. This paper presents appearance-based methods which, unlike previous appearance-based approaches,...
From Few to Many: Generative Models for Recognition Under Variable Pose and Illumination (2000)
Athinodoros S. Georghiades, Peter N. Belhumeur, David J. Kriegman
Image variability due to changes in pose and illumination can seriously impair object recognition. This paper presents appearance-based methods which, unlike previous appearance-based approaches,...
The bas-relief ambiguity (1999)
Peter N. Belhumeur, David J. Kriegman, Alan L. Yuille
When an unknown object with Lambertian re ectance isviewed orthographically, there is an implicit ambiguity in determining its 3-d structure: we show that the object's visible surface f(x � y)...
A. S. Georghiades, Peter N. Belhumeur, David J. Kriegman
We present an illumination-based method for synthesizing images of an object under novel viewing conditions. Our method requires as few as three images of the object taken under variable...
Shape and Enlightenment: Reconstruction and Recognition under Variable Illumination (1999)
David J. Kriegman, Peter N. Belhumeur, Athinodoros S. Georghiades
Due to illumination variability, the same object can appear dramatically different even when viewed in fixed pose, and this variability can confound recognition systems. This paper summarizes recent...
The Bas-Relief Ambiguity (1999)
Peter N. Belhumeur, David J. Kriegman, Alan L. Yuille
When an unknown object with Lambertian reflectance is viewed orthographically, there is an implicit ambiguity in determining its 3-d structure: we show that the object's visible surface is...
Athinodoros S. Georghiades, Peter N. Belhumeur, David J. Kriegman
We present an illumination-based method for synthesizing images of an object under novel viewing conditions. Our method requires as few as three images of the object taken under variable...
What shadows reveal about object structure (1998)
David J. Kriegman, Peter N. Belhumeur
Abstract. In a scene observed from a xed viewpoint, the set of shadow curves in an image changes as a point light source (nearby or at in nity) assumes di erent locations. We show that for any nite...
What Shadows Reveal about Object Structure (1998)
David J. Kriegman, Peter N. Belhumeur
In a scene observed from a fixed viewpoint, the set of shadow curves in an image changes as a point light source (nearby or at infinity) assumes different locations. We show that for any finite set...
Illumination Cones for Recognition Under Variable Lighting: Faces (1998)
Athinodoros S. Georghiades, David J. Kriegman, Peter N. Belhumeur
Due to illumination variability, the same object can appear dramatically different even when viewed in fixed pose. To handle this variability, an object recognition system must employ a...
What Is the Set of Images of an Object under All Possible Illumination Conditions? (1998)
Peter N. Belhumeur, David J. Kriegman
The appearance of an object depends on both the viewpoint from which it is observed and the light sources by which it is illuminated. If the appearance of two objects is never identical for any pose...
What Is The Set Of Images Of An Object Under All Possible Lighting Conditions (1998)
Peter N. Belhumeur, David J. Kriegman
The appearance of a particular object depends on both the viewpoint from which it is observed and the light sources by which it is illuminated. If the appearance of two objects is never identical for...
Illumination cones for recognition under variable lighting: Faces (1998)
Athinodoros S. Georghiades, David J. Kriegman, Peter N. Belhumeur
Due to illumination variability, the same object can appear dramatically di erent even when viewed in xed pose. To handle this variability, an object recognition system must employ a representation...
Illumination cones for recognition under variable lighting: Faces (1998)
Athinodoros S. Georghiades, David J. Kriegman, Peter N. Belhumeur
Due to illumination variability, the same object can appear dramatically di erent even when viewed in xed pose. To handle this variability, an object recognition system must employ a representation...
What shadows reveal about object structure (1998)
David J. Kriegman, Peter N. Belhumeur
In a scene observed from a fixed viewpoint, the set of shadow boundaries in an image changes as a point light source (nearby or at infinity) assumes different locations. We show that for any finite...
Computational Approaches to Human Shape Representation. (1997)
Tarr, Michael J., Kriegman, David J.
The primary goal of this project has been a computational investigation into the underlying representations used in human object recognition. To this end, we began with a relatively new approach to...
The Bas-Relief Ambiguity (1997)
Peter N. Belhumeur, David J. Kriegman, Alan L. Yuille
Since antiquity, artisans have created flattened forms, often called "bas-reliefs," which give an exaggerated perception of depth when viewed from a particular vantage point. This paper...
Eigenfaces vs. Fisherfaces: Recognition Using Class Specific Linear Projection (1997)
Peter N. Belhumeur, Joao P. Hespanha, P. Hespanha, David J. Kriegman
We develop a face recognition algorithm which is insensitive to large variation in lighting direction and facial expression.
Eigenfaces vs. Fisherfaces: Recognition using class specific linear projection (1997)
Peter N. Belhumeur, P. Hespanha, David J. Kriegman
Abstract—We develop a face recognition algorithm which is insensitive to large variation in lighting direction and facial expression. Taking a pattern classification approach, we consider each...
Peter N. Belhumeur, David J. Kriegman, Alan L. Yuille
Abstract. When an unknown object with Lambertian reflectance is viewed orthographically, there is an implicit ambiguity in determining its 3-d structure: we show that the object’s visible surface f...
Eigenfaces vs. Fisherfaces: Recognition Using Class Specific Linear Projection (1996)
Peter N. Belhumeur, João P. Hespanha, Jo~ao P. Hespanha, David J. Kriegman
. We develop a face recognition algorithm which is insensitive to gross variation in lighting direction and facial expression. Taking a pattern classification approach, we consider each pixel in an...
Structure and Motion of Curved 3D Objects from Monocular Silhouettes (1996)
B. Vijayakumar, David J. Kriegman, Jean Ponce
The silhouette of a smooth 3D object observed by a moving camera changes over time. Past work has shown how surface geometry can be recovered using the deformation of the silhouette when the camera...
What is the set of images of an object under all possible lighting conditions (1996)
Peter N. Belhumeur, David J. Kriegman
The appearance of an object depends on both the viewpoint from which it is observed and the light sources by which it is illuminated. If the appearance of two objects is never identical for any pose...
Structure and Motion from Line Segments in Multiple Images (1995)
Camillo J. Taylor, David J. Kriegman
Abstract | This paper presents a new method for recovering the three dimensional structure of a scene composed of straight line segments using the image data obtained from a moving camera. The...
Toward Selecting and Recognizing Natural Landmarks (1995)
Erliang Yeh, David J. Kriegman
Landmarks are often used as a basis for mobile robot navigation. In this paper, we consider the problem of automatically selecting from a set of 3D features the subset which is most likely to be...
Let Them Fall Where They May: Capture Regions of Curved Objects and Polyhedra (1995)
When a three dimensional object is placed in contact with a supporting plane, gravitational forces move it to one of a finite set of stable poses. For each stable pose, there is a region in the...
Minimization on the lie group SO(3) and related manifolds (1994)
Camillo J. Taylor, Camillo J. Taylor, David J. Kriegman, David J. Kriegman
This paper presents a novel approach to carrying out numerical minimization procedures on the Lie Group SO(3) and related manifolds. The approach constructs a sequence of local parameterizations of...
Vision-based motion planning and exploration algorithms for mobile robots (1994)
Camillo J. Taylor, David J. Kriegman
Abstract | This paper considers the problem of systematically ex-ploring an unfamiliar environment in search of one or more recognizable targets. The proposed exploration algorithm is based on a...
Minimization on the Lie Group SO(3) and Related Manifolds (1994)
Camillo J. Taylor, Camillo J. Taylor, David J. Kriegman, David J. Kriegman
This paper presents a novel approach to carrying out numerical minimization procedures on the Lie Group SO(3) and related manifolds. The approach constructs a sequence of local parameterizations of...
Reconstruction of HOT Curves from Image Sequences (1993)
David J. Kriegman, B. Vijayakumar, Jean Ponce
Recently, a novel shape representation of general curved objects, which is suitable for object recognition, has been proposed; it is based on a set of surface curves, named HOT curves, defined by the...
Hot Curves For Modelling And Recognition Of Smooth Curved 3d Objects (1993)
Tanuja Joshi And, Tanuja Joshi, Jean Ponce, B. Vijayakumar, David J. Kriegman
: We represent arbitrary smooth curved 3D shapes by a discrete set of HOT curves where a surface admits High Order Tangents. These curves determine the structure of the image contours and its...
Hot Curves For Modelling And Recognition Of Smooth Curved 3d Objects (1993)
Tanuja Joshi, Jean Ponce, B. Vijayakumar, David J. Kriegman
: We represent arbitrary smooth curved 3D shapes by a discrete set of HOT curves where a surface admits High Order Tangents. These curves determine the structure of the image contours and its...
Convex Hulls of Algebraic Curves (1992)
A New Algorithm Based on Curve Tracing and Decomposition Techniques is Presented for Computing the ...
Structure and Motion from Line Segments in Multiple Images (1992)
Camillo Taylor, David J. Kriegman
This paper presents a new method for recovering the three dimensional structure of a scene composed of straight line segments using the image data obtained from a moving camera. The recovery...