Search Results for author: Jong-Chyi Su

Found 14 papers, 8 papers with code

Semi-Supervised Learning with Taxonomic Labels

1 code implementation23 Nov 2021 Jong-Chyi Su, Subhransu Maji

We propose techniques to incorporate coarse taxonomic labels to train image classifiers in fine-grained domains.

Transfer Learning

The Semi-Supervised iNaturalist Challenge at the FGVC8 Workshop

2 code implementations2 Jun 2021 Jong-Chyi Su, Subhransu Maji

Semi-iNat is a challenging dataset for semi-supervised classification with a long-tailed distribution of classes, fine-grained categories, and domain shifts between labeled and unlabeled data.

A Realistic Evaluation of Semi-Supervised Learning for Fine-Grained Classification

1 code implementation CVPR 2021 Jong-Chyi Su, Zezhou Cheng, Subhransu Maji

We evaluate the effectiveness of semi-supervised learning (SSL) on a realistic benchmark where data exhibits considerable class imbalance and contains images from novel classes.

General Classification Transfer Learning

The Semi-Supervised iNaturalist-Aves Challenge at FGVC7 Workshop

2 code implementations11 Mar 2021 Jong-Chyi Su, Subhransu Maji

From this collection, we sample a subset of classes and their labels, while adding the images from the remaining classes to the unlabeled set of images.

On Equivariant and Invariant Learning of Object Landmark Representations

1 code implementation ICCV 2021 Zezhou Cheng, Jong-Chyi Su, Subhransu Maji

Given a collection of images, humans are able to discover landmarks by modeling the shared geometric structure across instances.

Contrastive Learning Object +1

Boosting Supervision with Self-Supervision for Few-shot Learning

no code implementations17 Jun 2019 Jong-Chyi Su, Subhransu Maji, Bharath Hariharan

We present a technique to improve the transferability of deep representations learned on small labeled datasets by introducing self-supervised tasks as auxiliary loss functions.

Few-Shot Learning Self-Supervised Learning

Active Adversarial Domain Adaptation

no code implementations16 Apr 2019 Jong-Chyi Su, Yi-Hsuan Tsai, Kihyuk Sohn, Buyu Liu, Subhransu Maji, Manmohan Chandraker

Our approach, active adversarial domain adaptation (AADA), explores a duality between two related problems: adversarial domain alignment and importance sampling for adapting models across domains.

Active Learning Domain Adaptation +3

A Deeper Look at 3D Shape Classifiers

no code implementations7 Sep 2018 Jong-Chyi Su, Matheus Gadelha, Rui Wang, Subhransu Maji

We investigate the role of representations and architectures for classifying 3D shapes in terms of their computational efficiency, generalization, and robustness to adversarial transformations.

3D Shape Classification Computational Efficiency +1

Reasoning about Fine-grained Attribute Phrases using Reference Games

no code implementations ICCV 2017 Jong-Chyi Su, Chenyun Wu, Huaizu Jiang, Subhransu Maji

We collect a large dataset of such phrases by asking annotators to describe several visual differences between a pair of instances within a category.

Attribute Image Retrieval +1

Adapting Models to Signal Degradation using Distillation

no code implementations1 Apr 2016 Jong-Chyi Su, Subhransu Maji

Model compression and knowledge distillation have been successfully applied for cross-architecture and cross-domain transfer learning.

Domain Adaptation Knowledge Distillation +2

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