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Vast amounts of astronomical photometric data are generated from various projects, requiring significant effort to identify variable stars and other object classes. In light of this, a general, widely applicable classification framework…

Instrumentation and Methods for Astrophysics · Physics 2024-09-23 Kaiming Cui , D. J. Armstrong , Fabo Feng

With the widespread adoption of millimeter-wave (mmWave) massive multi-input-multi-output (MIMO) in vehicular networks, accurate beam prediction and alignment have become critical for high-speed data transmission and reliable access. While…

Information Theory · Computer Science 2026-03-27 Chenyiming Wen , Binpu Shi , Min Li , Ming-Min Zhao , Min-Jian Zhao , Jiangzhou Wang

Self-supervised foundation models have shown great potential in computer vision thanks to the pre-training paradigm of masked autoencoding. Scale is a primary factor influencing the performance of these foundation models. However, these…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Zhiyu Zhao , Bingkun Huang , Sen Xing , Gangshan Wu , Yu Qiao , Limin Wang

Pre-trained deep image representations are useful for post-training tasks such as classification through transfer learning, image retrieval, and object detection. Data augmentations are a crucial aspect of pre-training robust…

Computer Vision and Pattern Recognition · Computer Science 2023-02-23 Sangnie Bhardwaj , Willie McClinton , Tongzhou Wang , Guillaume Lajoie , Chen Sun , Phillip Isola , Dilip Krishnan

The strength of machine learning models stems from their ability to learn complex function approximations from data; however, this strength also makes training deep neural networks challenging. Notably, the complex models tend to memorize…

Computer Vision and Pattern Recognition · Computer Science 2023-04-17 Mofassir ul Islam Arif , Mohsan Jameel , Josif Grabocka , Lars Schmidt-Thieme

Accurate molecular property prediction is central to drug discovery, catalysis, and process design, yet real-world applications are often limited by small datasets. Molecular foundation models provide a promising direction by learning…

Machine Learning · Computer Science 2026-04-21 Karim K. Ben Hicham , Jan G. Rittig , Martin Grohe , Alexander Mitsos

Embodied agents operating in the physical world must make decisions that are not only effective but also safe, spatially coherent, and grounded in context. While recent advances in large multimodal models (LMMs) have shown promising…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Dinura Dissanayake , Ahmed Heakl , Omkar Thawakar , Noor Ahsan , Ritesh Thawkar , Ketan More , Jean Lahoud , Rao Anwer , Hisham Cholakkal , Ivan Laptev , Fahad Shahbaz Khan , Salman Khan

The proposed method extends upon the representational output of semantic instance segmentation by explicitly including both visible and occluded parts. A fully convolutional network is trained to produce consistent pixel-level embedding…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Yanfeng Liu , Eric Psota , Lance Pérez

In deep metric learning (DML), high-level input data are represented in a lower-level representation (embedding) space, such that samples from the same class are mapped close together, while samples from disparate classes are mapped further…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Ryan Furlong , Vincent O'Brien , James Garland , Daniel Palacios-Alonso , Francisco Dominguez-Mateos

Foundation models offer an exciting new paradigm for constructing models with out-of-the-box embeddings and a few labeled examples. However, it is not clear how to best apply foundation models without labeled data. A potential approach is…

Machine Learning · Statistics 2022-08-02 Mayee F. Chen , Daniel Y. Fu , Dyah Adila , Michael Zhang , Frederic Sala , Kayvon Fatahalian , Christopher Ré

Recent advancements in Large Language Models (LLMs)-based text embedding models primarily focus on data scaling or synthesis, yet limited exploration of training techniques and data quality, thereby constraining performance. In this work,…

Autoencoders are unsupervised deep learning models used for learning representations. In literature, autoencoders have shown to perform well on a variety of tasks spread across multiple domains, thereby establishing widespread…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Maneet Singh , Shruti Nagpal , Mayank Vatsa , Richa Singh , Afzel Noore

Quantitative T1rho mapping has shown promise in clinical and research studies. However, it suffers from long scan times. Deep learning-based techniques have been successfully applied in accelerated quantitative MR parameter mapping.…

Image and Video Processing · Electrical Eng. & Systems 2024-07-25 Yuanyuan Liu , Jinwen Xie , Zhuo-Xu Cui , Qingyong Zhu , Jing Cheng , Dong Liang , Yanjie Zhu

Masked image modeling (MIM) has become a prevalent pre-training setup for vision foundation models and attains promising performance. Despite its success, existing MIM methods discard the decoder network during downstream applications,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Qi Han , Yuxuan Cai , Xiangyu Zhang

Large language models (LLMs) have recently demonstrated excellent performance in text embedding tasks. Previous work usually use LoRA to fine-tune existing LLMs, which are limited by the data and training gap between LLMs and embedding…

Computation and Language · Computer Science 2025-09-17 Shiyu Li , Yang Tang , Ruijie Liu , Shi-Zhe Chen , Xi Chen

Learning similarity functions between image pairs with deep neural networks yields highly correlated activations of embeddings. In this work, we show how to improve the robustness of such embeddings by exploiting the independence within…

Computer Vision and Pattern Recognition · Computer Science 2018-01-16 Michael Opitz , Georg Waltner , Horst Possegger , Horst Bischof

Embedding fusion has emerged as an effective approach for enhancing performance across various NLP tasks. However, systematic guidelines for selecting optimal layers and developing effective fusion strategies for the integration of LLMs…

Computation and Language · Computer Science 2025-04-09 Jiho Gwak , Yuchul Jung

Time-domain surveys have advanced astronomical research by revealing diverse variable phenomena, from stellar flares to transient events. The scale and complexity of survey data, along with the demand for rapid classification, present…

Instrumentation and Methods for Astrophysics · Physics 2025-12-10 Xiaoxiong Zuo , Yihan Tao , Yang Huang , Zhixuan Kang , Huaxi Chen , Chenzhou Cui , Jiashu Pan , Xiao Kong , Xiaoyu Tang , Henggeng Han , Haiyang Mu , Yunfei Xu , Dongwei Fan , Guirong Xue , Ali Luo , Jifeng Liu

The rapid growth of medical imaging has fueled the development of Foundation Models (FMs) to reduce the growing, unsustainable workload on radiologists. While recent FMs have shown the power of large-scale pre-training to CT and MRI…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Antoine Saporta , Baptiste Callard , Corentin Dancette , Julien Khlaut , Charles Corbière , Leo Butsanets , Amaury Prat , Pierre Manceron

Real-world vision based applications require fine-grained classification for various area of interest like e-commerce, mobile applications, warehouse management, etc. where reducing the severity of mistakes and improving the classification…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Sudeep Kumar Sahoo , Sathish Chalasani , Abhishek Joshi , Kiran Nanjunda Iyer