Search Results for author: Tsung-Wei Ke

Found 11 papers, 7 papers with code

Diffusion-TTA: Test-time Adaptation of Discriminative Models via Generative Feedback

1 code implementation27 Nov 2023 Mihir Prabhudesai, Tsung-Wei Ke, Alexander C. Li, Deepak Pathak, Katerina Fragkiadaki

Our method, Diffusion-TTA, adapts pre-trained discriminative models such as image classifiers, segmenters and depth predictors, to each unlabelled example in the test set using generative feedback from a diffusion model.

Test-time Adaptation

CAST: Concurrent Recognition and Segmentation with Adaptive Segment Tokens

no code implementations1 Oct 2022 Tsung-Wei Ke, Stella X. Yu

We are thus inspired to learn image recognition with hierarchical image segmentation based entirely on unlabeled images.

Computational Efficiency Image Segmentation +3

Unsupervised Hierarchical Semantic Segmentation with Multiview Cosegmentation and Clustering Transformers

1 code implementation CVPR 2022 Tsung-Wei Ke, Jyh-Jing Hwang, Yunhui Guo, Xudong Wang, Stella X. Yu

We enforce spatial consistency of grouping and bootstrap feature learning with co-segmentation among multiple views of the same image, and enforce semantic consistency across the grouping hierarchy with clustering transformers between coarse- and fine-grained features.

Clustering Segmentation +1

Universal Weakly Supervised Segmentation by Pixel-to-Segment Contrastive Learning

1 code implementation ICLR 2021 Tsung-Wei Ke, Jyh-Jing Hwang, Stella X. Yu

Weakly supervised segmentation requires assigning a label to every pixel based on training instances with partial annotations such as image-level tags, object bounding boxes, labeled points and scribbles.

Contrastive Learning Metric Learning +3

Contextual Image Parsing via Panoptic Segment Sorting

no code implementations1 Jan 2021 Jyh-Jing Hwang, Tsung-Wei Ke, Stella Yu

We aim to leverage the densely labeled task, image parsing, a. k. a panoptic segmentation, to learn a model that encodes and discovers object-centric context.

Metric Learning Panoptic Segmentation +1

Adversarial Structure Matching for Structured Prediction Tasks

1 code implementation CVPR 2019 Jyh-Jing Hwang, Tsung-Wei Ke, Jianbo Shi, Stella X. Yu

The structure analyzer is trained to maximize the ASM loss, or to emphasize recurring multi-scale hard negative structural mistakes among co-occurring patterns.

Image Classification Monocular Depth Estimation +2

Adaptive Affinity Fields for Semantic Segmentation

1 code implementation ECCV 2018 Tsung-Wei Ke, Jyh-Jing Hwang, Ziwei Liu, Stella X. Yu

Semantic segmentation has made much progress with increasingly powerful pixel-wise classifiers and incorporating structural priors via Conditional Random Fields (CRF) or Generative Adversarial Networks (GAN).

Segmentation Semantic Segmentation

Multigrid Neural Architectures

1 code implementation CVPR 2017 Tsung-Wei Ke, Michael Maire, Stella X. Yu

Most critically, multigrid structure enables networks to learn internal attention and dynamic routing mechanisms, and use them to accomplish tasks on which modern CNNs fail.

Image Classification Semantic Segmentation

Implicit Sparse Code Hashing

no code implementations1 Dec 2015 Tsung-Yu Lin, Tsung-Wei Ke, Tyng-Luh Liu

We address the problem of converting large-scale high-dimensional image data into binary codes so that approximate nearest-neighbor search over them can be efficiently performed.

Dimensionality Reduction

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