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LLMs and MLLMs have become indispensable tools across a wide range of applications. E-commerce, however, poses distinctive challenges -- including intricate domain knowledge, long-tail product evidence, heterogeneous visual data, and the…

Databases · Computer Science 2026-05-14 Yong Liu , Ximan Liu , Guoqing Yang , Bing Bai , Xiaoqiang Xu , Zhen Chen , Ke Zhang , Yan Li

Self-Organizing Map (SOM) is a neural network model which is used to obtain a topology-preserving mapping from the (usually high dimensional) input/feature space to an output/map space of fewer dimensions (usually two or three in order to…

Artificial Intelligence · Computer Science 2016-05-20 Gerasimos Spanakis , Gerhard Weiss

As large language models (LLMs) diversify across modalities, capabilities, and cost profiles, the problem of intelligent request routing -- selecting the right model for each query at inference time -- has become a critical systems…

Training large language models (LLMs) with synthetic reasoning data has become a popular approach to enhancing their reasoning capabilities, while a key factor influencing the effectiveness of this paradigm is the quality of the generated…

Artificial Intelligence · Computer Science 2026-03-24 Zhuojie Yang , Wentao Wan , Keze Wang

Olfactory navigation is one of the most primitive mechanisms of exploration used by organisms. Navigation by machine olfaction (artificial smell) is a very difficult task to both simulate and solve. With this work, we define olfactory…

Robotics · Computer Science 2025-06-04 Kordel K. France , Ovidiu Daescu

Object navigation in open-world environments remains a formidable and pervasive challenge for robotic systems, particularly when it comes to executing long-horizon tasks that require both open-world object detection and high-level task…

Robotics · Computer Science 2025-07-10 Daojie Peng , Jiahang Cao , Qiang Zhang , Jun Ma

We present Scallop, a language which combines the benefits of deep learning and logical reasoning. Scallop enables users to write a wide range of neurosymbolic applications and train them in a data- and compute-efficient manner. It achieves…

Programming Languages · Computer Science 2023-04-12 Ziyang Li , Jiani Huang , Mayur Naik

In order to facilitate long-term localization using a visual simultaneous localization and mapping (SLAM) algorithm, careful feature selection can help ensure that reference points persist over long durations and the runtime and storage…

Computer Vision and Pattern Recognition · Computer Science 2019-09-02 Pranav Ganti , Steven L. Waslander

In this paper, we present noise-domain non-orthogonal multiple access (ND-NOMA), an innovative communication scheme that utilizes the modulation of artificial noise mean and variance to convey information. Distinct from traditional methods…

Information Theory · Computer Science 2025-10-01 Erkin Yapici , Yusuf Islam Tek , Ertugrul Basar

Learning to optimize (L2O) is an emerging approach that leverages machine learning to develop optimization methods, aiming at reducing the laborious iterations of hand engineering. It automates the design of an optimization method based on…

Optimization and Control · Mathematics 2021-07-05 Tianlong Chen , Xiaohan Chen , Wuyang Chen , Howard Heaton , Jialin Liu , Zhangyang Wang , Wotao Yin

Customized processors are attractive solutions for vast domain-specific applications due to their high energy efficiency. However, designing a processor in traditional flows is time-consuming and expensive. To address this, researchers have…

Embodied agents require robust navigation systems to operate in unstructured environments, making the robustness of Simultaneous Localization and Mapping (SLAM) models critical to embodied agent autonomy. While real-world datasets are…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Xiaohao Xu , Tianyi Zhang , Sibo Wang , Xiang Li , Yongqi Chen , Ye Li , Bhiksha Raj , Matthew Johnson-Roberson , Xiaonan Huang

The success of Large Language Models (LLMs) in various domains has led researchers to apply them to graph-related problems by converting graph data into natural language text. However, unlike graph data, natural language inherently has…

Machine Learning · Computer Science 2025-02-13 Xu Chu , Hanlin Xue , Zhijie Tan , Bingce Wang , Tong Mo , Weiping Li

Significant efforts have been made to understand and document knowledge related to scientific measurements. Many of those efforts resulted in one or more high-quality ontologies that describe some aspects of scientific measurements, but not…

Artificial Intelligence · Computer Science 2017-04-07 Paulo Pinheiro , Deborah L. McGuinness , Henrique Santos

Many optimization algorithm benchmarking platforms allow users to share their experimental data to promote reproducible and reusable research. However, different platforms use different data models and formats, which drastically complicates…

Artificial Intelligence · Computer Science 2022-11-22 Ana Kostovska , Diederick Vermetten , Carola Doerr , Saso Džeroski , Panče Panov , Tome Eftimov

With the evolution of large language models (LLMs), there is growing interest in leveraging their rich semantic understanding to enhance industrial recommendation systems (RecSys). Traditional RecSys relies on ID-based embeddings for user…

This paper introduces SA-OOSC, a multimodal large language models (MLLM)-distilled semantic communication framework that achieves efficient semantic coding with scenario-aware importance allocations. This approach addresses a critical…

Signal Processing · Electrical Eng. & Systems 2025-09-10 Feifan Zhang , Yuyang Du , Yifan Xiang , Xiaoyan Liu , Soung Chang Liew

Next location prediction plays a critical role in understanding human mobility patterns. However, existing approaches face two core limitations: (1) they fall short in capturing the complex, multi-functional semantics of real-world…

Artificial Intelligence · Computer Science 2025-06-02 Shuai Liu , Ning Cao , Yile Chen , Yue Jiang , Gao Cong

Cross-modal retrieval (CMR) aims to establish interaction between different modalities, among which supervised CMR is emerging due to its flexibility in learning semantic category discrimination. Despite the remarkable performance of…

Computer Vision and Pattern Recognition · Computer Science 2024-10-27 Haochen Han , Minnan Luo , Huan Liu , Fang Nan

Although deep learning (DL) has achieved notable progress in speech enhancement (SE), further research is still required for a DL-based SE system to adapt effectively and efficiently to particular speakers. In this study, we propose a novel…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-11 Cheng Yu , Szu-Wei Fu , Tsun-An Hsieh , Yu Tsao , Mirco Ravanelli