Search Results for author: Qifei Wang

Found 10 papers, 2 papers with code

MUSIQ: Multi-scale Image Quality Transformer

1 code implementation12 Aug 2021 Junjie Ke, Qifei Wang, Yilin Wang, Peyman Milanfar, Feng Yang

To accommodate this, the input images are usually resized and cropped to a fixed shape, causing image quality degradation.

Image Quality Assessment

Multi-path Neural Networks for On-device Multi-domain Visual Classification

no code implementations10 Oct 2020 Qifei Wang, Junjie Ke, Joshua Greaves, Grace Chu, Gabriel Bender, Luciano Sbaiz, Alec Go, Andrew Howard, Feng Yang, Ming-Hsuan Yang, Jeff Gilbert, Peyman Milanfar

This approach effectively reduces the total number of parameters and FLOPS, encouraging positive knowledge transfer while mitigating negative interference across domains.

Classification General Classification +2

Learnable Cost Volume Using the Cayley Representation

1 code implementation ECCV 2020 Taihong Xiao, Jinwei Yuan, Deqing Sun, Qifei Wang, Xin-Yu Zhang, Kehan Xu, Ming-Hsuan Yang

Cost volume is an essential component of recent deep models for optical flow estimation and is usually constructed by calculating the inner product between two feature vectors.

Optical Flow Estimation

Remote Health Coaching System and Human Motion Data Analysis for Physical Therapy with Microsoft Kinect

no code implementations21 Dec 2015 Qifei Wang, Gregorij Kurillo, Ferda Ofli, Ruzena Bajcsy

In order to generate the kinematic parameter from the noisy data captured by Kinect, we propose a kinematic filtering algorithm based on Unscented Kalman Filter and the kinematic model of human skeleton.

Motion Capture

Evaluation of Pose Tracking Accuracy in the First and Second Generations of Microsoft Kinect

no code implementations13 Dec 2015 Qifei Wang, Gregorij Kurillo, Ferda Ofli, Ruzena Bajcsy

Microsoft Kinect camera and its skeletal tracking capabilities have been embraced by many researchers and commercial developers in various applications of real-time human movement analysis.

Motion Capture Pose Tracking

Unsupervised Temporal Segmentation of Repetitive Human Actions Based on Kinematic Modeling and Frequency Analysis

no code implementations13 Dec 2015 Qifei Wang, Gregorij Kurillo, Ferda Ofli, Ruzena Bajcsy

In this paper, we propose a method for temporal segmentation of human repetitive actions based on frequency analysis of kinematic parameters, zero-velocity crossing detection, and adaptive k-means clustering.

Motion Capture

Computational Models for Multiview Dense Depth Maps of Dynamic Scene

no code implementations8 Dec 2015 Qifei Wang

This paper reviews the recent progresses of the depth map generation for dynamic scene and its corresponding computational models.

Content adaptive screen image scaling

no code implementations21 Oct 2015 Yao Zhai, Qifei Wang, Yan Lu, Shipeng Li

This paper proposes an efficient content adaptive screen image scaling scheme for the real-time screen applications like remote desktop and screen sharing.

General Classification

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