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Existing Masked Image Modeling methods apply fixed mask patterns to guide the self-supervised training. As those mask patterns resort to different criteria to depict image contents, sticking to a fixed pattern leads to a limited vision cues…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Zhanzhou Feng , Shiliang Zhang

A plethora of sentence embedding models makes it challenging to choose one, especially for technical domains rich with specialized vocabulary. In this work, we domain adapt embeddings using telecom data for question answering. We evaluate…

Text embedding representing natural language documents in a semantic vector space can be used for document retrieval using nearest neighbor lookup. In order to study the feasibility of neural models specialized for retrieval in a…

Information Retrieval · Computer Science 2019-05-03 Tolgahan Cakaloglu , Christian Szegedy , Xiaowei Xu

End-to-end deep-learning networks recently demonstrated extremely good perfor- mance for stereo matching. However, existing networks are difficult to use for practical applications since (1) they are memory-hungry and unable to process even…

Computer Vision and Pattern Recognition · Computer Science 2018-07-17 Stepan Tulyakov , Anton Ivanov , Francois Fleuret

Improving recommendation systems (RS) can greatly enhance the user experience across many domains, such as social media. Many RS utilize embedding-based retrieval (EBR) approaches to retrieve candidates for recommendation. In an EBR system,…

Information Retrieval · Computer Science 2024-09-24 Matthew Kolodner , Mingxuan Ju , Zihao Fan , Tong Zhao , Elham Ghazizadeh , Yan Wu , Neil Shah , Yozen Liu

Modern retrieval system often requires recomputing the representation of every piece of data in the gallery when updating to a better representation model. This process is known as backfilling and can be especially costly in the real world…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Yifei Zhou , Zilu Li , Abhinav Shrivastava , Hengshuang Zhao , Antonio Torralba , Taipeng Tian , Ser-Nam Lim

Learning the distance metric between pairs of samples has been studied for image retrieval and clustering. With the remarkable success of pair-based metric learning losses, recent works have proposed the use of generated synthetic points on…

Computer Vision and Pattern Recognition · Computer Science 2020-04-24 Byungsoo Ko , Geonmo Gu

Pre-training has been an important ingredient in developing strong monocular depth estimation models in recent years. For instance, self-supervised learning (SSL) is particularly effective by alleviating the need for large datasets with…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Muhammad Osama Khan , Junbang Liang , Chun-Kai Wang , Shan Yang , Yu Lou

Information retrieval methods often rely on a single embedding model trained on large, general-domain datasets like MSMARCO. While this approach can produce a retriever with reasonable overall performance, they often underperform models…

Information Retrieval · Computer Science 2025-02-27 Hyunji Lee , Luca Soldaini , Arman Cohan , Minjoon Seo , Kyle Lo

Dictionary learning has recently emerged as a promising approach for mechanistic interpretability of large transformer models. Disentangling high-dimensional transformer embeddings requires algorithms that scale to high-dimensional data…

Machine Learning · Computer Science 2026-04-30 Romeo Valentin , Sydney M. Katz , Vincent Vanhoucke , Mykel J. Kochenderfer

Self-supervised visual foundation models produce powerful embeddings that achieve remarkable performance on a wide range of downstream tasks. However, unlike vision-language models such as CLIP, self-supervised visual features are not…

Codistillation has been proposed as a mechanism to share knowledge among concurrently trained models by encouraging them to represent the same function through an auxiliary loss. This contrasts with the more commonly used fully-synchronous…

Machine Learning · Computer Science 2021-07-27 Shagun Sodhani , Olivier Delalleau , Mahmoud Assran , Koustuv Sinha , Nicolas Ballas , Michael Rabbat

Self-supervised representation learning (SSL) on biomedical networks provides new opportunities for drug discovery. However, how to effectively combine multiple SSL models is still challenging and has been rarely explored. Therefore, we…

Machine Learning · Computer Science 2022-12-20 Xiaoqi Wang , Yingjie Cheng , Yaning Yang , Yue Yu , Fei Li , Shaoliang Peng

Text embeddings are vital for tasks such as text retrieval and semantic textual similarity (STS). Recently, the advent of pretrained language models, along with unified benchmarks like the Massive Text Embedding Benchmark (MTEB), has…

Computation and Language · Computer Science 2024-10-22 Mingxin Li , Zhijie Nie , Yanzhao Zhang , Dingkun Long , Richong Zhang , Pengjun Xie

Multimodal Large Language Models (MLLMs) have shown immense promise in universal multimodal retrieval, which aims to find relevant items of various modalities for a given query. But their practical application is often hindered by the…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Qi Li , Yanzhe Zhao , Yongxin Zhou , Yameng Wang , Yandong Yang , Yuanjia Zhou , Jue Wang , Zuojian Wang , Jinxiang Liu

Dataset distillation, a training-aware data compression technique, has recently attracted increasing attention as an effective tool for mitigating costs of optimization and data storage. However, progress remains largely empirical.…

Machine Learning · Computer Science 2026-03-31 Yuri Kinoshita , Naoki Nishikawa , Taro Toyoizumi

Although synthetic data has changed various aspects of information retrieval (IR) pipelines, the main training paradigm remains: contrastive learning with binary relevance labels, where one positive document is compared against several…

Information Retrieval · Computer Science 2025-11-05 Reza Esfandiarpoor , George Zerveas , Ruochen Zhang , Macton Mgonzo , Carsten Eickhoff , Stephen H. Bach

With the emergence of new storage and communication methods, the insertion, deletion, and substitution (IDS) channel has attracted considerable attention. However, many topics on the IDS channel and the associated Levenshtein distance…

Information Theory · Computer Science 2025-12-15 Alan J. X. Guo , Sihan Sun , Xiang Wei , Mengyi Wei , Xin Chen

Prevailing research practice today often relies on training dense retrievers on existing large datasets such as MSMARCO and then experimenting with ways to improve zero-shot generalization capabilities to unseen domains. While prior work…

Information Retrieval · Computer Science 2023-11-17 Hyunji Lee , Luca Soldaini , Arman Cohan , Minjoon Seo , Kyle Lo

Enterprises grapple with the significant challenge of managing proprietary unstructured data, hindering efficient information retrieval. This has led to the emergence of AI-driven information retrieval solutions, designed to adeptly extract…