Search Results for author: S. Alireza Golestaneh

Found 8 papers, 4 papers with code

Unified Fully and Timestamp Supervised Temporal Action Segmentation via Sequence to Sequence Translation

2 code implementations1 Sep 2022 Nadine Behrmann, S. Alireza Golestaneh, Zico Kolter, Juergen Gall, Mehdi Noroozi

This paper introduces a unified framework for video action segmentation via sequence to sequence (seq2seq) translation in a fully and timestamp supervised setup.

Action Segmentation Translation

How to augment your ViTs? Consistency loss and StyleAug, a random style transfer augmentation

no code implementations16 Dec 2021 Akash Umakantha, Joao D. Semedo, S. Alireza Golestaneh, Wan-Yi S. Lin

In this work, we empirical evaluated how different data augmentation strategies performed on CNN (e. g., ResNet) versus ViT architectures for image classification.

Data Augmentation Image Classification +1

No-Reference Image Quality Assessment via Transformers, Relative Ranking, and Self-Consistency

1 code implementation16 Aug 2021 S. Alireza Golestaneh, Saba Dadsetan, Kris M. Kitani

Specifically, we enforce self-consistency between the outputs of our quality assessment model for each image and its transformation (horizontally flipped) to utilize the rich self-supervisory information and reduce the uncertainty of the model.

No-Reference Image Quality Assessment NR-IQA +1

3D Human Motion Estimation via Motion Compression and Refinement

2 code implementations9 Aug 2020 Zhengyi Luo, S. Alireza Golestaneh, Kris M. Kitani

Experiments show that our method produces both smooth and accurate 3D human pose and motion estimates.

Ranked #14 on 3D Human Pose Estimation on 3DPW (Acceleration Error metric, using extra training data)

3D Human Pose Estimation

Importance of Self-Consistency in Active Learning for Semantic Segmentation

no code implementations4 Aug 2020 S. Alireza Golestaneh, Kris M. Kitani

We address the task of active learning in the context of semantic segmentation and show that self-consistency can be a powerful source of self-supervision to greatly improve the performance of a data-driven model with access to only a small amount of labeled data.

Active Learning Segmentation +1

No-Reference Image Quality Assessment via Feature Fusion and Multi-Task Learning

no code implementations6 Jun 2020 S. Alireza Golestaneh, Kris Kitani

In our experiments, we demonstrate that by utilizing multi-task learning and our proposed feature fusion method, our model yields better performance for the NR-IQA task.

Multi-Task Learning No-Reference Image Quality Assessment +1

Synthesized Texture Quality Assessment via Multi-scale Spatial and Statistical Texture Attributes of Image and Gradient Magnitude Coefficients

no code implementations21 Apr 2018 S. Alireza Golestaneh, Lina Karam

Performance evaluations on two synthesized texture databases demonstrate that our proposed RR synthesized texture quality metric significantly outperforms both full-reference and RR state-of-the-art quality metrics in predicting the perceived visual quality of the synthesized textures.

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