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The scaling laws for recommender systems have been increasingly validated, where MetaFormer-based architectures consistently benefit from increased model depth, hidden dimensionality, and user behavior sequence length. However, whether…

Feature Transformation is crucial for classic machine learning that aims to generate feature combinations to enhance the performance of downstream tasks from a data-centric perspective. Current methodologies, such as manual expert-driven…

机器学习 · 计算机科学 2025-03-27 Tianqi He , Xiaohan Huang , Yi Du , Qingqing Long , Ziyue Qiao , Min Wu , Yanjie Fu , Yuanchun Zhou , Meng Xiao

Visual Place Recognition (VPR) is crucial for robust mobile robot localization, yet it faces significant challenges in maintaining reliable performance under varying environmental conditions and viewpoints. To address this, we propose a…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Haiyang Jiang , Songhao Piao , Chao Gao , Lei Yu , Liguo Chen

We propose a novel, efficient, modular and scalable framework for content based visual media retrieval systems by leveraging the power of Deep Learning which is flexible to work both for images and videos conjointly and we also introduce an…

机器学习 · 计算机科学 2021-05-19 Ambareesh Ravi , Amith Nandakumar

In large-scale advertising recommendation systems, retrieval serves as a critical component, aiming to efficiently select a subset of candidate ads relevant to user behaviors from a massive ad inventory for subsequent ranking and…

机器学习 · 计算机科学 2025-12-29 Yifan Lei , Jiahua Luo , Tingyu Jiang , Bo Zhang , Lifeng Wang , Dapeng Liu , Zhaoren Wu , Haijie Gu , Huan Yu , Jie Jiang

Information retrieval systems are crucial for enabling effective access to large document collections. Recent approaches have leveraged Large Language Models (LLMs) to enhance retrieval performance through query augmentation, but often rely…

信息检索 · 计算机科学 2025-04-15 Pengcheng Jiang , Jiacheng Lin , Lang Cao , Runchu Tian , SeongKu Kang , Zifeng Wang , Jimeng Sun , Jiawei Han

Ptychography is a computational method of microscopy that recovers high-resolution transmission images of samples from a series of diffraction patterns. While conventional phase retrieval algorithms can iteratively recover the images, they…

图像与视频处理 · 电气工程与系统科学 2024-10-24 Ryuma Nakahata , Shehtab Zaman , Mingyuan Zhang , Fake Lu , Kenneth Chiu

Recent innovations in Transformer-based ranking models have advanced the state-of-the-art in information retrieval. However, these Transformers are computationally expensive, and their opaque hidden states make it hard to understand the…

信息检索 · 计算机科学 2020-10-08 Luyu Gao , Zhuyun Dai , Jamie Callan

The impressive performance of transformer models has sparked the deployment of intelligent applications on resource-constrained edge devices. However, ensuring high-quality service for real-time edge systems is a significant challenge due…

分布式、并行与集群计算 · 计算机科学 2025-08-29 Guanyu Xu , Zhiwei Hao , Li Shen , Yong Luo , Fuhui Sun , Xiaoyan Wang , Han Hu , Yonggang Wen

Recent work has shown that an answer verification step introduced in Transformer-based answer selection models can significantly improve the state of the art in Question Answering. This step is performed by aggregating the embeddings of top…

计算与语言 · 计算机科学 2022-01-19 Zeyu Zhang , Thuy Vu , Alessandro Moschitti

Neural ranking methods based on large transformer models have recently gained significant attention in the information retrieval community, and have been adopted by major commercial solutions. Nevertheless, they are computationally…

信息检索 · 计算机科学 2023-08-30 Anik Saha , Oktie Hassanzadeh , Alex Gittens , Jian Ni , Kavitha Srinivas , Bulent Yener

News feed recommendation is an important web service. In recent years, pre-trained language models (PLMs) have been intensively applied to improve the recommendation quality. However, the utilization of these deep models is limited in many…

信息检索 · 计算机科学 2022-01-13 Peitian Zhang , Zheng liu

The transformer architecture by Vaswani et al. (2017) is now ubiquitous across application domains, from natural language processing to speech processing and image understanding. We propose DenseFormer, a simple modification to the standard…

计算与语言 · 计算机科学 2024-03-22 Matteo Pagliardini , Amirkeivan Mohtashami , Francois Fleuret , Martin Jaggi

Job recommendation aims to provide potential talents with suitable job descriptions (JDs) consistent with their career trajectory, which plays an essential role in proactive talent recruitment. In real-world management scenarios, the…

信息检索 · 计算机科学 2024-04-09 Zhihao Guan , Jia-Qi Yang , Yang Yang , Hengshu Zhu , Wenjie Li , Hui Xiong

Product search has been a crucial entry point to serve people shopping online. Most existing personalized product models follow the paradigm of representing and matching user intents and items in the semantic space, where finer-grained…

信息检索 · 计算机科学 2021-06-07 Keping Bi , Qingyao Ai , W. Bruce Croft

End-to-end text spotting is a vital computer vision task that aims to integrate scene text detection and recognition into a unified framework. Typical methods heavily rely on Region-of-Interest (RoI) operations to extract local features and…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Yukun Zhai , Xiaoqiang Zhang , Xiameng Qin , Sanyuan Zhao , Xingping Dong , Jianbing Shen

Conversational retrieval refers to an information retrieval system that operates in an iterative and interactive manner, requiring the retrieval of various external resources, such as persona, knowledge, and even response, to effectively…

计算与语言 · 计算机科学 2024-02-29 Hongru Wang , Boyang Xue , Baohang Zhou , Rui Wang , Fei Mi , Weichao Wang , Yasheng Wang , Kam-Fai Wong

Modern e-commerce platforms rely heavily on modeling diverse user feedback to provide personalized services. Consequently, multi-task learning has become an integral part of their ranking systems. However, existing multi-task learning…

信息检索 · 计算机科学 2024-11-18 Cong Fu , Kun Wang , Jiahua Wu , Yizhou Chen , Guangda Huzhang , Yabo Ni , Anxiang Zeng , Zhiming Zhou

Similar question retrieval is a core task in community-based question answering (CQA) services. To balance the effectiveness and efficiency, the question retrieval system is typically implemented as multi-stage rankers: The first-stage…

信息检索 · 计算机科学 2021-07-20 Yinqiong Cai , Yixing Fan , Jiafeng Guo , Ruqing Zhang , Yanyan Lan , Xueqi Cheng

Modeling user preferences has been mainly addressed by looking at users' interaction history with the different elements available in the system. Tailoring content to individual preferences based on historical data is the main goal of…

机器学习 · 计算机科学 2024-12-11 Pablo Zivic , Hernan Vazquez , Jorge Sanchez