Search Results for author: Shreyank N Gowda

Found 28 papers, 5 papers with code

Interpretable Zero-shot Learning with Infinite Class Concepts

no code implementations6 May 2025 Zihan Ye, Shreyank N Gowda, Shiming Chen, Yaochu Jin, Kaizhu Huang, Xiaobo Jin

This paper redefines class semantics in ZSL with a focus on transferability and discriminability, introducing a novel framework called Zero-shot Learning with Infinite Class Concepts (InfZSL).

Hallucination Zero-Shot Learning

Is Temporal Prompting All We Need For Limited Labeled Action Recognition?

no code implementations2 Apr 2025 Shreyank N Gowda, Boyan Gao, Xiao Gu, Xiaobo Jin

Recent advancements in visual-language models, especially based on contrastive pretraining, have shown remarkable generalization in zero-shot tasks, helping to overcome this dependence on labeled datasets.

Action Recognition All +4

CAPT: Class-Aware Prompt Tuning for Federated Long-Tailed Learning with Vision-Language Model

no code implementations10 Mar 2025 Shihao Hou, Xinyi Shang, Shreyank N Gowda, Yang Lu, Chao Wu, Yan Yan, Hanzi Wang

Effectively handling the co-occurrence of non-IID data and long-tailed distributions remains a critical challenge in federated learning.

Federated Learning Language Modeling +2

Enhancing Generalization via Sharpness-Aware Trajectory Matching for Dataset Condensation

no code implementations3 Feb 2025 Boyan Gao, Bo Zhao, Shreyank N Gowda, Xingrun Xing, Yibo Yang, Timothy Hospedales, David A. Clifton

These issues deteriorate when the datasets are learned via matching the trajectories of networks trained on the real and synthetic datasets with a long horizon inner-loop.

Bilevel Optimization Dataset Condensation

Twin Trigger Generative Networks for Backdoor Attacks against Object Detection

no code implementations23 Nov 2024 Zhiying Li, Zhi Liu, GuangGang Geng, Shreyank N Gowda, Shuyuan Lin, Jian Weng, Xiaobo Jin

Furthermore, the triggers for most existing backdoor attacks on object detection are manually generated, requiring prior knowledge and consistent patterns between the training and inference stages.

image-classification Image Classification +3

Principles of Visual Tokens for Efficient Video Understanding

no code implementations20 Nov 2024 Xinyue Hao, Gen Li, Shreyank N Gowda, Robert B Fisher, Jonathan Huang, Anurag Arnab, Laura Sevilla-Lara

First, we develop an oracle for the value of tokens which exposes a clear Pareto distribution where most tokens have remarkably low value, and just a few carry most of the perceptual information.

Video Understanding

Continual Learning Improves Zero-Shot Action Recognition

no code implementations14 Oct 2024 Shreyank N Gowda, Davide Moltisanti, Laura Sevilla-Lara

In this paper, we propose a novel method based on continual learning to address zero-shot action recognition.

Action Recognition Continual Learning +2

FE-Adapter: Adapting Image-based Emotion Classifiers to Videos

no code implementations5 Aug 2024 Shreyank N Gowda, Boyan Gao, David A. Clifton

This breakthrough highlights the potential for cross-modality approaches in enhancing the capabilities of AI models, particularly in fields like video emotion analysis where the demand for efficiency and accuracy is constantly rising.

Dynamic Facial Expression Recognition Transfer Learning +2

CC-SAM: SAM with Cross-feature Attention and Context for Ultrasound Image Segmentation

no code implementations31 Jul 2024 Shreyank N Gowda, David A. Clifton

The Segment Anything Model (SAM) has achieved remarkable successes in the realm of natural image segmentation, but its deployment in the medical imaging sphere has encountered challenges.

Image Segmentation Natural Language Understanding +2

Masks and Manuscripts: Advancing Medical Pre-training with End-to-End Masking and Narrative Structuring

no code implementations23 Jul 2024 Shreyank N Gowda, David A. Clifton

Contemporary medical contrastive learning faces challenges from inconsistent semantics and sample pair morphology, leading to dispersed and converging semantic shifts.

Contrastive Learning Medical Image Analysis +3

Reimagining Reality: A Comprehensive Survey of Video Inpainting Techniques

no code implementations31 Jan 2024 Shreyank N Gowda, Yash Thakre, Shashank Narayana Gowda, Xiaobo Jin

This paper offers a comprehensive analysis of recent advancements in video inpainting techniques, a critical subset of computer vision and artificial intelligence.

Computational Efficiency Survey +1

Adversarial Augmentation Training Makes Action Recognition Models More Robust to Realistic Video Distribution Shifts

no code implementations21 Jan 2024 Kiyoon Kim, Shreyank N Gowda, Panagiotis Eustratiadis, Antreas Antoniou, Robert B Fisher

More precisely, we created dataset splits of HMDB-51 or UCF-101 for training, and Kinetics-400 for testing, using the subset of the classes that are overlapping in both train and test datasets.

Action Recognition Scheduling +2

Watt For What: Rethinking Deep Learning's Energy-Performance Relationship

no code implementations10 Oct 2023 Shreyank N Gowda, Xinyue Hao, Gen Li, Shashank Narayana Gowda, Xiaobo Jin, Laura Sevilla-Lara

Deep learning models have revolutionized various fields, from image recognition to natural language processing, by achieving unprecedented levels of accuracy.

Deep Learning

Telling Stories for Common Sense Zero-Shot Action Recognition

1 code implementation29 Sep 2023 Shreyank N Gowda, Laura Sevilla-Lara

The textual narratives forge connections between seen and unseen classes, overcoming the bottleneck of labeled data that has long impeded advancements in this exciting domain.

Action Recognition Articles +7

Bridging the Projection Gap: Overcoming Projection Bias Through Parameterized Distance Learning

no code implementations4 Sep 2023 Chong Zhang, Mingyu Jin, Qinkai Yu, Haochen Xue, Shreyank N Gowda, Xiaobo Jin

Generalized zero-shot learning (GZSL) aims to recognize samples from both seen and unseen classes using only seen class samples for training.

Generalized Zero-Shot Learning Metric Learning

Optimizing ViViT Training: Time and Memory Reduction for Action Recognition

no code implementations7 Jun 2023 Shreyank N Gowda, Anurag Arnab, Jonathan Huang

In this paper, we address the challenges posed by the substantial training time and memory consumption associated with video transformers, focusing on the ViViT (Video Vision Transformer) model, in particular the Factorised Encoder version, as our baseline for action recognition tasks.

Action Recognition

Synthetic Sample Selection for Generalized Zero-Shot Learning

no code implementations6 Apr 2023 Shreyank N Gowda

Generalized Zero-Shot Learning (GZSL) has emerged as a pivotal research domain in computer vision, owing to its capability to recognize objects that have not been seen during training.

feature selection Generalized Zero-Shot Learning +1

Capturing Temporal Information in a Single Frame: Channel Sampling Strategies for Action Recognition

1 code implementation25 Jan 2022 Kiyoon Kim, Shreyank N Gowda, Oisin Mac Aodha, Laura Sevilla-Lara

We address the problem of capturing temporal information for video classification in 2D networks, without increasing their computational cost.

Action Recognition Optical Flow Estimation +2

A New Split for Evaluating True Zero-Shot Action Recognition

1 code implementation27 Jul 2021 Shreyank N Gowda, Laura Sevilla-Lara, Kiyoon Kim, Frank Keller, Marcus Rohrbach

We benchmark several recent approaches on the proposed True Zero-Shot(TruZe) Split for UCF101 and HMDB51, with zero-shot and generalized zero-shot evaluation.

Few-Shot action recognition Few Shot Action Recognition +2

CLASTER: Clustering with Reinforcement Learning for Zero-Shot Action Recognition

no code implementations18 Jan 2021 Shreyank N Gowda, Laura Sevilla-Lara, Frank Keller, Marcus Rohrbach

Theproblem can be seen as learning a function which general-izes well to instances of unseen classes without losing dis-crimination between classes.

Action Recognition Clustering +5

SMART Frame Selection for Action Recognition

no code implementations19 Dec 2020 Shreyank N Gowda, Marcus Rohrbach, Laura Sevilla-Lara

In this work, however, we focus on the more standard short, trimmed action recognition problem.

Action Recognition

Using an ensemble color space model to tackle adversarial examples

no code implementations10 Mar 2020 Shreyank N Gowda, Chun Yuan

Minute pixel changes in an image drastically change the prediction that the deep learning model makes.

Adversarial Attack Autonomous Driving

ColorNet: Investigating the importance of color spaces for image classification

1 code implementation1 Feb 2019 Shreyank N Gowda, Chun Yuan

These color images are taken as input in the form of RGB images and classification is done without modifying them.

Classification General Classification +2

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