Search Results for author: Arjun Karpur

Found 5 papers, 4 papers with code

Global Features are All You Need for Image Retrieval and Reranking

2 code implementations ICCV 2023 Shihao Shao, KaiFeng Chen, Arjun Karpur, Qinghua Cui, Andre Araujo, Bingyi Cao

Image retrieval systems conventionally use a two-stage paradigm, leveraging global features for initial retrieval and local features for reranking.

Image Retrieval Retrieval

LFM-3D: Learnable Feature Matching Across Wide Baselines Using 3D Signals

no code implementations22 Mar 2023 Arjun Karpur, Guilherme Perrotta, Ricardo Martin-Brualla, Howard Zhou, André Araujo

Finding localized correspondences across different images of the same object is crucial to understand its geometry.

Object

Nutrition5k: Towards Automatic Nutritional Understanding of Generic Food

1 code implementation CVPR 2021 Quin Thames, Arjun Karpur, Wade Norris, Fangting Xia, Liviu Panait, Tobias Weyand, Jack Sim

Understanding the nutritional content of food from visual data is a challenging computer vision problem, with the potential to have a positive and widespread impact on public health.

Nutrition

StarMap for Category-Agnostic Keypoint and Viewpoint Estimation

1 code implementation ECCV 2018 Xingyi Zhou, Arjun Karpur, Linjie Luo, Qi-Xing Huang

Existing methods define semantic keypoints separately for each category with a fixed number of semantic labels in fixed indices.

Keypoint Detection Viewpoint Estimation

Unsupervised Domain Adaptation for 3D Keypoint Estimation via View Consistency

1 code implementation ECCV 2018 Xingyi Zhou, Arjun Karpur, Chuang Gan, Linjie Luo, Qi-Xing Huang

In this paper, we introduce a novel unsupervised domain adaptation technique for the task of 3D keypoint prediction from a single depth scan or image.

Keypoint Estimation Unsupervised Domain Adaptation

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