Search Results for author: Ersin Yumer

Found 35 papers, 14 papers with code

Non-parametric Memory for Spatio-Temporal Segmentation of Construction Zones for Self-Driving

no code implementations18 Jan 2021 Min Bai, Shenlong Wang, Kelvin Wong, Ersin Yumer, Raquel Urtasun

In this paper, we introduce a non-parametric memory representation for spatio-temporal segmentation that captures the local space and time around an autonomous vehicle (AV).

Deep Structured Reactive Planning

no code implementations18 Jan 2021 Jerry Liu, Wenyuan Zeng, Raquel Urtasun, Ersin Yumer

An intelligent agent operating in the real-world must balance achieving its goal with maintaining the safety and comfort of not only itself, but also other participants within the surrounding scene.

Exploring Adversarial Robustness of Multi-Sensor Perception Systems in Self Driving

no code implementations17 Jan 2021 James Tu, Huichen Li, Xinchen Yan, Mengye Ren, Yun Chen, Ming Liang, Eilyan Bitar, Ersin Yumer, Raquel Urtasun

Yet, there have been limited studies on the adversarial robustness of multi-modal models that fuse LiDAR features with image features.

Adversarial Robustness Denoising +1

S3: Neural Shape, Skeleton, and Skinning Fields for 3D Human Modeling

no code implementations CVPR 2021 Ze Yang, Shenlong Wang, Sivabalan Manivasagam, Zeng Huang, Wei-Chiu Ma, Xinchen Yan, Ersin Yumer, Raquel Urtasun

Constructing and animating humans is an important component for building virtual worlds in a wide variety of applications such as virtual reality or robotics testing in simulation.

Diverse Complexity Measures for Dataset Curation in Self-driving

no code implementations16 Jan 2021 Abbas Sadat, Sean Segal, Sergio Casas, James Tu, Bin Yang, Raquel Urtasun, Ersin Yumer

Our experiments on a wide range of tasks and models show that the proposed curation pipeline is able to select datasets that lead to better generalization and higher performance.

Active Learning Motion Forecasting +1

Universal Embeddings for Spatio-Temporal Tagging of Self-Driving Logs

no code implementations12 Nov 2020 Sean Segal, Eric Kee, Wenjie Luo, Abbas Sadat, Ersin Yumer, Raquel Urtasun

In this paper, we tackle the problem of spatio-temporal tagging of self-driving scenes from raw sensor data.

Blocking TAG +1

Hierarchical Verification for Adversarial Robustness

no code implementations ICML 2020 Cong Han Lim, Raquel Urtasun, Ersin Yumer

We show that, under certain conditions on the algorithm parameters, LayerCert provably reduces the number and size of the convex programs that one needs to solve compared to GeoCert.

Adversarial Robustness

ShapeAdv: Generating Shape-Aware Adversarial 3D Point Clouds

no code implementations24 May 2020 Kibok Lee, Zhuoyuan Chen, Xinchen Yan, Raquel Urtasun, Ersin Yumer

Our shape-aware adversarial attacks are orthogonal to existing point cloud based attacks and shed light on the vulnerability of 3D deep neural networks.

FAME: 3D Shape Generation via Functionality-Aware Model Evolution

1 code implementation9 May 2020 Yanran Guan, Han Liu, Kun Liu, Kangxue Yin, Ruizhen Hu, Oliver van Kaick, Yan Zhang, Ersin Yumer, Nathan Carr, Radomir Mech, Hao Zhang

Our tool supports constrained modeling, allowing users to restrict or steer the model evolution with functionality labels.

Graphics

Jointly Learnable Behavior and Trajectory Planning for Self-Driving Vehicles

no code implementations10 Oct 2019 Abbas Sadat, Mengye Ren, Andrei Pokrovsky, Yen-Chen Lin, Ersin Yumer, Raquel Urtasun

The motion planners used in self-driving vehicles need to generate trajectories that are safe, comfortable, and obey the traffic rules.

Trajectory Planning

Budgeted Training: Rethinking Deep Neural Network Training Under Resource Constraints

1 code implementation ICLR 2020 Mengtian Li, Ersin Yumer, Deva Ramanan

We also revisit existing approaches for fast convergence and show that budget-aware learning schedules readily outperform such approaches under (the practical but under-explored) budgeted training setting.

General Classification Image Classification +6

Photo-Sketching: Inferring Contour Drawings from Images

3 code implementations2 Jan 2019 Mengtian Li, Zhe Lin, Radomir Mech, Ersin Yumer, Deva Ramanan

Edges, boundaries and contours are important subjects of study in both computer graphics and computer vision.

Boundary Detection

Real-Time Hair Rendering using Sequential Adversarial Networks

no code implementations ECCV 2018 Lingyu Wei, Liwen Hu, Vladimir Kim, Ersin Yumer, Hao Li

To handle the diversity of hairstyles and its appearance complexity, we disentangle hair structure, color, and illumination properties using a sequential GAN architecture and a semi-supervised training approach.

MT-VAE: Learning Motion Transformations to Generate Multimodal Human Dynamics

1 code implementation ECCV 2018 Xinchen Yan, Akash Rastogi, Ruben Villegas, Kalyan Sunkavalli, Eli Shechtman, Sunil Hadap, Ersin Yumer, Honglak Lee

Our model jointly learns a feature embedding for motion modes (that the motion sequence can be reconstructed from) and a feature transformation that represents the transition of one motion mode to the next motion mode.

Human Dynamics Human Pose Forecasting +1

Learning Blind Video Temporal Consistency

1 code implementation ECCV 2018 Wei-Sheng Lai, Jia-Bin Huang, Oliver Wang, Eli Shechtman, Ersin Yumer, Ming-Hsuan Yang

Our method takes the original unprocessed and per-frame processed videos as inputs to produce a temporally consistent video.

Colorization Image-to-Image Translation +4

iMapper: Interaction-guided Joint Scene and Human Motion Mapping from Monocular Videos

no code implementations20 Jun 2018 Aron Monszpart, Paul Guerrero, Duygu Ceylan, Ersin Yumer, Niloy J. Mitra

A long-standing challenge in scene analysis is the recovery of scene arrangements under moderate to heavy occlusion, directly from monocular video.

Human-Object Interaction Detection Object

Self-supervised Multi-view Person Association and Its Applications

no code implementations22 May 2018 Minh Vo, Ersin Yumer, Kalyan Sunkavalli, Sunil Hadap, Yaser Sheikh, Srinivasa Narasimhan

Reliable markerless motion tracking of people participating in a complex group activity from multiple moving cameras is challenging due to frequent occlusions, strong viewpoint and appearance variations, and asynchronous video streams.

Clustering

PlaneNet: Piece-wise Planar Reconstruction from a Single RGB Image

1 code implementation CVPR 2018 Chen Liu, Jimei Yang, Duygu Ceylan, Ersin Yumer, Yasutaka Furukawa

The proposed end-to-end DNN learns to directly infer a set of plane parameters and corresponding plane segmentation masks from a single RGB image.

Depth Estimation Depth Prediction +1

ST-GAN: Spatial Transformer Generative Adversarial Networks for Image Compositing

2 code implementations CVPR 2018 Chen-Hsuan Lin, Ersin Yumer, Oliver Wang, Eli Shechtman, Simon Lucey

We address the problem of finding realistic geometric corrections to a foreground object such that it appears natural when composited into a background image.

Generative Adversarial Network

SeeThrough: Finding Chairs in Heavily Occluded Indoor Scene Images

no code implementations28 Oct 2017 Moos Hueting, Pradyumna Reddy, Vladimir Kim, Ersin Yumer, Nathan Carr, Niloy Mitra

Discovering 3D arrangements of objects from single indoor images is important given its many applications including interior design, content creation, etc.

object-detection Object Detection

3D-PRNN: Generating Shape Primitives with Recurrent Neural Networks

2 code implementations ICCV 2017 Chuhang Zou, Ersin Yumer, Jimei Yang, Duygu Ceylan, Derek Hoiem

The success of various applications including robotics, digital content creation, and visualization demand a structured and abstract representation of the 3D world from limited sensor data.

Retrieval

Material Editing Using a Physically Based Rendering Network

no code implementations ICCV 2017 Guilin Liu, Duygu Ceylan, Ersin Yumer, Jimei Yang, Jyh-Ming Lien

We propose an end-to-end network architecture that replicates the forward image formation process to accomplish this task.

Image Generation

Learning Local Shape Descriptors from Part Correspondences With Multi-view Convolutional Networks

no code implementations14 Jun 2017 Haibin Huang, Evangelos Kalogerakis, Siddhartha Chaudhuri, Duygu Ceylan, Vladimir G. Kim, Ersin Yumer

We present a new local descriptor for 3D shapes, directly applicable to a wide range of shape analysis problems such as point correspondences, semantic segmentation, affordance prediction, and shape-to-scan matching.

Semantic Segmentation

GRASS: Generative Recursive Autoencoders for Shape Structures

no code implementations5 May 2017 Jun Li, Kai Xu, Siddhartha Chaudhuri, Ersin Yumer, Hao Zhang, Leonidas Guibas

We introduce a novel neural network architecture for encoding and synthesis of 3D shapes, particularly their structures.

Neural Face Editing with Intrinsic Image Disentangling

2 code implementations CVPR 2017 Zhixin Shu, Ersin Yumer, Sunil Hadap, Kalyan Sunkavalli, Eli Shechtman, Dimitris Samaras

Traditional face editing methods often require a number of sophisticated and task specific algorithms to be applied one after the other --- a process that is tedious, fragile, and computationally intensive.

Facial Editing Generative Adversarial Network

Learning to Predict Indoor Illumination from a Single Image

no code implementations1 Apr 2017 Marc-André Gardner, Kalyan Sunkavalli, Ersin Yumer, Xiaohui Shen, Emiliano Gambaretto, Christian Gagné, Jean-François Lalonde

We propose an automatic method to infer high dynamic range illumination from a single, limited field-of-view, low dynamic range photograph of an indoor scene.

Lighting Estimation

Transformation-Grounded Image Generation Network for Novel 3D View Synthesis

2 code implementations CVPR 2017 Eunbyung Park, Jimei Yang, Ersin Yumer, Duygu Ceylan, Alexander C. Berg

Instead of taking a 'blank slate' approach, we first explicitly infer the parts of the geometry visible both in the input and novel views and then re-cast the remaining synthesis problem as image completion.

Image Generation Novel View Synthesis

Physically-Based Rendering for Indoor Scene Understanding Using Convolutional Neural Networks

no code implementations CVPR 2017 Yinda Zhang, Shuran Song, Ersin Yumer, Manolis Savva, Joon-Young Lee, Hailin Jin, Thomas Funkhouser

One of the bottlenecks in training for better representations is the amount of available per-pixel ground truth data that is required for core scene understanding tasks such as semantic segmentation, normal prediction, and object edge detection.

Boundary Detection Edge Detection +4

Perspective Transformer Nets: Learning Single-View 3D Object Reconstruction without 3D Supervision

2 code implementations NeurIPS 2016 Xinchen Yan, Jimei Yang, Ersin Yumer, Yijie Guo, Honglak Lee

We demonstrate the ability of the model in generating 3D volume from a single 2D image with three sets of experiments: (1) learning from single-class objects; (2) learning from multi-class objects and (3) testing on novel object classes.

3D Object Reconstruction Object

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